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1<?xml version="1.0" encoding="UTF-8" standalone="no"?>2<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"><html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /><title>Appendix C. SQL Key Words</title><link rel="stylesheet" type="text/css" href="stylesheet.css" /><link rev="made" href="pgsql-docs@lists.postgresql.org" /><meta name="generator" content="DocBook XSL Stylesheets Vsnapshot" /><link rel="prev" href="datetime-julian-dates.html" title="B.7. Julian Dates" /><link rel="next" href="features.html" title="Appendix D. SQL Conformance" /></head><body id="docContent" class="container-fluid col-10"><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="5" align="center">Appendix C. <acronym class="acronym">SQL</acronym> Key Words</th></tr><tr><td width="10%" align="left"><a accesskey="p" href="datetime-julian-dates.html" title="B.7. Julian Dates">Prev</a> </td><td width="10%" align="left"><a accesskey="u" href="appendixes.html" title="Part VIII. Appendixes">Up</a></td><th width="60%" align="center">Part VIII. Appendixes</th><td width="10%" align="right"><a accesskey="h" href="index.html" title="PostgreSQL 16.3 Documentation">Home</a></td><td width="10%" align="right"> <a accesskey="n" href="features.html" title="Appendix D. SQL Conformance">Next</a></td></tr></table><hr /></div><div class="appendix" id="SQL-KEYWORDS-APPENDIX"><div class="titlepage"><div><div><h2 class="title">Appendix C. <acronym class="acronym">SQL</acronym> Key Words</h2></div></div></div><a id="id-1.11.4.2" class="indexterm"></a><p>3  <a class="xref" href="sql-keywords-appendix.html#KEYWORDS-TABLE" title="Table C.1. SQL Key Words">Table C.1</a> lists all tokens that are key words4  in the SQL standard and in <span class="productname">PostgreSQL</span>5  16.3.  Background information can be found in <a class="xref" href="sql-syntax-lexical.html#SQL-SYNTAX-IDENTIFIERS" title="4.1.1. Identifiers and Key Words">Section 4.1.1</a>.6  (For space reasons, only the latest two versions of the SQL standard, and7  SQL-92 for historical comparison, are included.  The differences between8  those and the other intermediate standard versions are small.)9 </p><p>10  SQL distinguishes between <em class="firstterm">reserved</em> and11  <em class="firstterm">non-reserved</em> key words.  According to the standard,12  reserved key words13  are the only real key words; they are never allowed as identifiers.14  Non-reserved key words only have a special meaning in particular15  contexts and can be used as identifiers in other contexts.  Most16  non-reserved key words are actually the names of built-in tables17  and functions specified by SQL.  The concept of non-reserved key18  words essentially only exists to declare that some predefined meaning19  is attached to a word in some contexts.20 </p><p>21  In the <span class="productname">PostgreSQL</span> parser, life is a bit22  more complicated. There are several different classes of tokens23  ranging from those that can never be used as an identifier to those24  that have absolutely no special status in the parser, but are considered25  ordinary identifiers.  (The latter is usually the case for26  functions specified by SQL.)  Even reserved key words are not27  completely reserved in <span class="productname">PostgreSQL</span>, but28  can be used as column labels (for example, <code class="literal">SELECT 55 AS29  CHECK</code>, even though <code class="token">CHECK</code> is a reserved key30  word).31 </p><p>32  In <a class="xref" href="sql-keywords-appendix.html#KEYWORDS-TABLE" title="Table C.1. SQL Key Words">Table C.1</a> in the column for33  <span class="productname">PostgreSQL</span> we classify as34  <span class="quote">“<span class="quote">non-reserved</span>”</span> those key words that are explicitly35  known to the parser but are allowed as column or table names.36  Some key words that are otherwise37  non-reserved cannot be used as function or data type names and are38  marked accordingly.  (Most of these words represent built-in39  functions or data types with special syntax.  The function or type40  is still available but it cannot be redefined by the user.)  Labeled41  <span class="quote">“<span class="quote">reserved</span>”</span> are those tokens that are not allowed as42  column or table names.  Some reserved key words are43  allowable as names for functions or data types; this is also shown in the44  table.  If not so marked, a reserved key word is only allowed as a45  column label.46  A blank entry in this column means that the word is treated as an47  ordinary identifier by <span class="productname">PostgreSQL</span>.48 </p><p>49  Furthermore, while most key words can be used as <span class="quote">“<span class="quote">bare</span>”</span>50  column labels without writing <code class="literal">AS</code> before them (as51  described in <a class="xref" href="queries-select-lists.html#QUERIES-COLUMN-LABELS" title="7.3.2. Column Labels">Section 7.3.2</a>), there are a few52  that require a leading <code class="literal">AS</code> to avoid ambiguity.  These53  are marked in the table as <span class="quote">“<span class="quote">requires <code class="literal">AS</code></span>”</span>.54 </p><p>55  As a general rule, if you get spurious parser errors for commands56  that use any of the listed key words as an identifier, you should57  try quoting the identifier to see if the problem goes away.58 </p><p>59  It is important to understand before studying <a class="xref" href="sql-keywords-appendix.html#KEYWORDS-TABLE" title="Table C.1. SQL Key Words">Table C.1</a> that the fact that a key word is not60  reserved in <span class="productname">PostgreSQL</span> does not mean that61  the feature related to the word is not implemented.  Conversely, the62  presence of a key word does not indicate the existence of a feature.63 </p><div class="table" id="KEYWORDS-TABLE"><p class="title"><strong>Table C.1. <acronym class="acronym">SQL</acronym> Key Words</strong></p><div class="table-contents"><table class="table" summary="SQL Key Words" border="1"><colgroup><col class="col1" /><col class="col2" /><col class="col3" /><col class="col4" /><col class="col5" /></colgroup><thead><tr><th>Key Word</th><th><span class="productname">PostgreSQL</span></th><th>SQL:2023</th><th>SQL:2016</th><th>SQL-92</th></tr></thead><tbody><tr><td><code class="token">A</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">ABORT</code></td><td>non-reserved</td><td> </td><td> </td><td> </td></tr><tr><td><code class="token">ABS</code></td><td> </td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">ABSENT</code></td><td>non-reserved</td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">ABSOLUTE</code></td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td><td>reserved</td></tr><tr><td><code class="token">ACCESS</code></td><td>non-reserved</td><td> </td><td> </td><td> </td></tr><tr><td><code class="token">ACCORDING</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">ACOS</code></td><td> </td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">ACTION</code></td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td><td>reserved</td></tr><tr><td><code class="token">ADA</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td></tr><tr><td><code class="token">ADD</code></td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td><td>reserved</td></tr><tr><td><code class="token">ADMIN</code></td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">AFTER</code></td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">AGGREGATE</code></td><td>non-reserved</td><td> </td><td> </td><td> </td></tr><tr><td><code class="token">ALL</code></td><td>reserved</td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">ALLOCATE</code></td><td> </td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">ALSO</code></td><td>non-reserved</td><td> </td><td> </td><td> </td></tr><tr><td><code class="token">ALTER</code></td><td>non-reserved</td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">ALWAYS</code></td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">ANALYSE</code></td><td>reserved</td><td> </td><td> </td><td> </td></tr><tr><td><code class="token">ANALYZE</code></td><td>reserved</td><td> </td><td> </td><td> </td></tr><tr><td><code class="token">AND</code></td><td>reserved</td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">ANY</code></td><td>reserved</td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">ANY_VALUE</code></td><td> </td><td>reserved</td><td> </td><td> </td></tr><tr><td><code class="token">ARE</code></td><td> </td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">ARRAY</code></td><td>reserved, requires <code class="literal">AS</code></td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">ARRAY_AGG</code></td><td> </td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">ARRAY_​MAX_​CARDINALITY</code></td><td> </td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">AS</code></td><td>reserved, requires <code class="literal">AS</code></td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">ASC</code></td><td>reserved</td><td>non-reserved</td><td>non-reserved</td><td>reserved</td></tr><tr><td><code class="token">ASENSITIVE</code></td><td>non-reserved</td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">ASIN</code></td><td> </td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">ASSERTION</code></td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td><td>reserved</td></tr><tr><td><code class="token">ASSIGNMENT</code></td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">ASYMMETRIC</code></td><td>reserved</td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">AT</code></td><td>non-reserved</td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">ATAN</code></td><td> </td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">ATOMIC</code></td><td>non-reserved</td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">ATTACH</code></td><td>non-reserved</td><td> </td><td> </td><td> </td></tr><tr><td><code class="token">ATTRIBUTE</code></td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">ATTRIBUTES</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">AUTHORIZATION</code></td><td>reserved (can be function or type)</td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">AVG</code></td><td> </td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">BACKWARD</code></td><td>non-reserved</td><td> </td><td> </td><td> </td></tr><tr><td><code class="token">BASE64</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">BEFORE</code></td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">BEGIN</code></td><td>non-reserved</td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">BEGIN_FRAME</code></td><td> </td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">BEGIN_PARTITION</code></td><td> </td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">BERNOULLI</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">BETWEEN</code></td><td>non-reserved (cannot be function or type)</td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">BIGINT</code></td><td>non-reserved (cannot be function or type)</td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">BINARY</code></td><td>reserved (can be function or type)</td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">BIT</code></td><td>non-reserved (cannot be function or type)</td><td> </td><td> </td><td>reserved</td></tr><tr><td><code class="token">BIT_LENGTH</code></td><td> </td><td> </td><td> </td><td>reserved</td></tr><tr><td><code class="token">BLOB</code></td><td> </td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">BLOCKED</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">BOM</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">BOOLEAN</code></td><td>non-reserved (cannot be function or type)</td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">BOTH</code></td><td>reserved</td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">BREADTH</code></td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">BTRIM</code></td><td> </td><td>reserved</td><td> </td><td> </td></tr><tr><td><code class="token">BY</code></td><td>non-reserved</td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">C</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td></tr><tr><td><code class="token">CACHE</code></td><td>non-reserved</td><td> </td><td> </td><td> </td></tr><tr><td><code class="token">CALL</code></td><td>non-reserved</td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">CALLED</code></td><td>non-reserved</td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">CARDINALITY</code></td><td> </td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">CASCADE</code></td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td><td>reserved</td></tr><tr><td><code class="token">CASCADED</code></td><td>non-reserved</td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">CASE</code></td><td>reserved</td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">CAST</code></td><td>reserved</td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">CATALOG</code></td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td><td>reserved</td></tr><tr><td><code class="token">CATALOG_NAME</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td></tr><tr><td><code class="token">CEIL</code></td><td> </td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">CEILING</code></td><td> </td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">CHAIN</code></td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">CHAINING</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">CHAR</code></td><td>non-reserved (cannot be function or type), requires <code class="literal">AS</code></td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">CHARACTER</code></td><td>non-reserved (cannot be function or type), requires <code class="literal">AS</code></td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">CHARACTERISTICS</code></td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">CHARACTERS</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">CHARACTER_LENGTH</code></td><td> </td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">CHARACTER_​SET_​CATALOG</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td></tr><tr><td><code class="token">CHARACTER_SET_NAME</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td></tr><tr><td><code class="token">CHARACTER_SET_SCHEMA</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td></tr><tr><td><code class="token">CHAR_LENGTH</code></td><td> </td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">CHECK</code></td><td>reserved</td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">CHECKPOINT</code></td><td>non-reserved</td><td> </td><td> </td><td> </td></tr><tr><td><code class="token">CLASS</code></td><td>non-reserved</td><td> </td><td> </td><td> </td></tr><tr><td><code class="token">CLASSIFIER</code></td><td> </td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">CLASS_ORIGIN</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td></tr><tr><td><code class="token">CLOB</code></td><td> </td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">CLOSE</code></td><td>non-reserved</td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">CLUSTER</code></td><td>non-reserved</td><td> </td><td> </td><td> </td></tr><tr><td><code class="token">COALESCE</code></td><td>non-reserved (cannot be function or type)</td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">COBOL</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td></tr><tr><td><code class="token">COLLATE</code></td><td>reserved</td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">COLLATION</code></td><td>reserved (can be function or type)</td><td>non-reserved</td><td>non-reserved</td><td>reserved</td></tr><tr><td><code class="token">COLLATION_CATALOG</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td></tr><tr><td><code class="token">COLLATION_NAME</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td></tr><tr><td><code class="token">COLLATION_SCHEMA</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td></tr><tr><td><code class="token">COLLECT</code></td><td> </td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">COLUMN</code></td><td>reserved</td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">COLUMNS</code></td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">COLUMN_NAME</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td></tr><tr><td><code class="token">COMMAND_FUNCTION</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td></tr><tr><td><code class="token">COMMAND_​FUNCTION_​CODE</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">COMMENT</code></td><td>non-reserved</td><td> </td><td> </td><td> </td></tr><tr><td><code class="token">COMMENTS</code></td><td>non-reserved</td><td> </td><td> </td><td> </td></tr><tr><td><code class="token">COMMIT</code></td><td>non-reserved</td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">COMMITTED</code></td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td></tr><tr><td><code class="token">COMPRESSION</code></td><td>non-reserved</td><td> </td><td> </td><td> </td></tr><tr><td><code class="token">CONCURRENTLY</code></td><td>reserved (can be function or type)</td><td> </td><td> </td><td> </td></tr><tr><td><code class="token">CONDITION</code></td><td> </td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">CONDITIONAL</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">CONDITION_NUMBER</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td></tr><tr><td><code class="token">CONFIGURATION</code></td><td>non-reserved</td><td> </td><td> </td><td> </td></tr><tr><td><code class="token">CONFLICT</code></td><td>non-reserved</td><td> </td><td> </td><td> </td></tr><tr><td><code class="token">CONNECT</code></td><td> </td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">CONNECTION</code></td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td><td>reserved</td></tr><tr><td><code class="token">CONNECTION_NAME</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td></tr><tr><td><code class="token">CONSTRAINT</code></td><td>reserved</td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">CONSTRAINTS</code></td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td><td>reserved</td></tr><tr><td><code class="token">CONSTRAINT_CATALOG</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td></tr><tr><td><code class="token">CONSTRAINT_NAME</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td></tr><tr><td><code class="token">CONSTRAINT_SCHEMA</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td></tr><tr><td><code class="token">CONSTRUCTOR</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">CONTAINS</code></td><td> </td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">CONTENT</code></td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">CONTINUE</code></td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td><td>reserved</td></tr><tr><td><code class="token">CONTROL</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">CONVERSION</code></td><td>non-reserved</td><td> </td><td> </td><td> </td></tr><tr><td><code class="token">CONVERT</code></td><td> </td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">COPARTITION</code></td><td> </td><td>non-reserved</td><td> </td><td> </td></tr><tr><td><code class="token">COPY</code></td><td>non-reserved</td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">CORR</code></td><td> </td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">CORRESPONDING</code></td><td> </td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">COS</code></td><td> </td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">COSH</code></td><td> </td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">COST</code></td><td>non-reserved</td><td> </td><td> </td><td> </td></tr><tr><td><code class="token">COUNT</code></td><td> </td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">COVAR_POP</code></td><td> </td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">COVAR_SAMP</code></td><td> </td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">CREATE</code></td><td>reserved, requires <code class="literal">AS</code></td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">CROSS</code></td><td>reserved (can be function or type)</td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">CSV</code></td><td>non-reserved</td><td> </td><td> </td><td> </td></tr><tr><td><code class="token">CUBE</code></td><td>non-reserved</td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">CUME_DIST</code></td><td> </td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">CURRENT</code></td><td>non-reserved</td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">CURRENT_CATALOG</code></td><td>reserved</td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">CURRENT_DATE</code></td><td>reserved</td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">CURRENT_​DEFAULT_​TRANSFORM_​GROUP</code></td><td> </td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">CURRENT_PATH</code></td><td> </td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">CURRENT_ROLE</code></td><td>reserved</td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">CURRENT_ROW</code></td><td> </td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">CURRENT_SCHEMA</code></td><td>reserved (can be function or type)</td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">CURRENT_TIME</code></td><td>reserved</td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">CURRENT_TIMESTAMP</code></td><td>reserved</td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">CURRENT_​TRANSFORM_​GROUP_​FOR_​TYPE</code></td><td> </td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">CURRENT_USER</code></td><td>reserved</td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">CURSOR</code></td><td>non-reserved</td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">CURSOR_NAME</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td></tr><tr><td><code class="token">CYCLE</code></td><td>non-reserved</td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">DATA</code></td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td></tr><tr><td><code class="token">DATABASE</code></td><td>non-reserved</td><td> </td><td> </td><td> </td></tr><tr><td><code class="token">DATALINK</code></td><td> </td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">DATE</code></td><td> </td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">DATETIME_​INTERVAL_​CODE</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td></tr><tr><td><code class="token">DATETIME_​INTERVAL_​PRECISION</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td></tr><tr><td><code class="token">DAY</code></td><td>non-reserved, requires <code class="literal">AS</code></td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">DB</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">DEALLOCATE</code></td><td>non-reserved</td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">DEC</code></td><td>non-reserved (cannot be function or type)</td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">DECFLOAT</code></td><td> </td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">DECIMAL</code></td><td>non-reserved (cannot be function or type)</td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">DECLARE</code></td><td>non-reserved</td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">DEFAULT</code></td><td>reserved</td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">DEFAULTS</code></td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">DEFERRABLE</code></td><td>reserved</td><td>non-reserved</td><td>non-reserved</td><td>reserved</td></tr><tr><td><code class="token">DEFERRED</code></td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td><td>reserved</td></tr><tr><td><code class="token">DEFINE</code></td><td> </td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">DEFINED</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">DEFINER</code></td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">DEGREE</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">DELETE</code></td><td>non-reserved</td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">DELIMITER</code></td><td>non-reserved</td><td> </td><td> </td><td> </td></tr><tr><td><code class="token">DELIMITERS</code></td><td>non-reserved</td><td> </td><td> </td><td> </td></tr><tr><td><code class="token">DENSE_RANK</code></td><td> </td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">DEPENDS</code></td><td>non-reserved</td><td> </td><td> </td><td> </td></tr><tr><td><code class="token">DEPTH</code></td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">DEREF</code></td><td> </td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">DERIVED</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">DESC</code></td><td>reserved</td><td>non-reserved</td><td>non-reserved</td><td>reserved</td></tr><tr><td><code class="token">DESCRIBE</code></td><td> </td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">DESCRIPTOR</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td>reserved</td></tr><tr><td><code class="token">DETACH</code></td><td>non-reserved</td><td> </td><td> </td><td> </td></tr><tr><td><code class="token">DETERMINISTIC</code></td><td> </td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">DIAGNOSTICS</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td>reserved</td></tr><tr><td><code class="token">DICTIONARY</code></td><td>non-reserved</td><td> </td><td> </td><td> </td></tr><tr><td><code class="token">DISABLE</code></td><td>non-reserved</td><td> </td><td> </td><td> </td></tr><tr><td><code class="token">DISCARD</code></td><td>non-reserved</td><td> </td><td> </td><td> </td></tr><tr><td><code class="token">DISCONNECT</code></td><td> </td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">DISPATCH</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">DISTINCT</code></td><td>reserved</td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">DLNEWCOPY</code></td><td> </td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">DLPREVIOUSCOPY</code></td><td> </td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">DLURLCOMPLETE</code></td><td> </td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">DLURLCOMPLETEONLY</code></td><td> </td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">DLURLCOMPLETEWRITE</code></td><td> </td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">DLURLPATH</code></td><td> </td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">DLURLPATHONLY</code></td><td> </td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">DLURLPATHWRITE</code></td><td> </td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">DLURLSCHEME</code></td><td> </td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">DLURLSERVER</code></td><td> </td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">DLVALUE</code></td><td> </td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">DO</code></td><td>reserved</td><td> </td><td> </td><td> </td></tr><tr><td><code class="token">DOCUMENT</code></td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">DOMAIN</code></td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td><td>reserved</td></tr><tr><td><code class="token">DOUBLE</code></td><td>non-reserved</td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">DROP</code></td><td>non-reserved</td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">DYNAMIC</code></td><td> </td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">DYNAMIC_FUNCTION</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td></tr><tr><td><code class="token">DYNAMIC_​FUNCTION_​CODE</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">EACH</code></td><td>non-reserved</td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">ELEMENT</code></td><td> </td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">ELSE</code></td><td>reserved</td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">EMPTY</code></td><td> </td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">ENABLE</code></td><td>non-reserved</td><td> </td><td> </td><td> </td></tr><tr><td><code class="token">ENCODING</code></td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">ENCRYPTED</code></td><td>non-reserved</td><td> </td><td> </td><td> </td></tr><tr><td><code class="token">END</code></td><td>reserved</td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">END-EXEC</code></td><td> </td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">END_FRAME</code></td><td> </td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">END_PARTITION</code></td><td> </td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">ENFORCED</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">ENUM</code></td><td>non-reserved</td><td> </td><td> </td><td> </td></tr><tr><td><code class="token">EQUALS</code></td><td> </td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">ERROR</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">ESCAPE</code></td><td>non-reserved</td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">EVENT</code></td><td>non-reserved</td><td> </td><td> </td><td> </td></tr><tr><td><code class="token">EVERY</code></td><td> </td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">EXCEPT</code></td><td>reserved, requires <code class="literal">AS</code></td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">EXCEPTION</code></td><td> </td><td> </td><td> </td><td>reserved</td></tr><tr><td><code class="token">EXCLUDE</code></td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">EXCLUDING</code></td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">EXCLUSIVE</code></td><td>non-reserved</td><td> </td><td> </td><td> </td></tr><tr><td><code class="token">EXEC</code></td><td> </td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">EXECUTE</code></td><td>non-reserved</td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">EXISTS</code></td><td>non-reserved (cannot be function or type)</td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">EXP</code></td><td> </td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">EXPLAIN</code></td><td>non-reserved</td><td> </td><td> </td><td> </td></tr><tr><td><code class="token">EXPRESSION</code></td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">EXTENSION</code></td><td>non-reserved</td><td> </td><td> </td><td> </td></tr><tr><td><code class="token">EXTERNAL</code></td><td>non-reserved</td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">EXTRACT</code></td><td>non-reserved (cannot be function or type)</td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">FALSE</code></td><td>reserved</td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">FAMILY</code></td><td>non-reserved</td><td> </td><td> </td><td> </td></tr><tr><td><code class="token">FETCH</code></td><td>reserved, requires <code class="literal">AS</code></td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">FILE</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">FILTER</code></td><td>non-reserved, requires <code class="literal">AS</code></td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">FINAL</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">FINALIZE</code></td><td>non-reserved</td><td> </td><td> </td><td> </td></tr><tr><td><code class="token">FINISH</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">FIRST</code></td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td><td>reserved</td></tr><tr><td><code class="token">FIRST_VALUE</code></td><td> </td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">FLAG</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">FLOAT</code></td><td>non-reserved (cannot be function or type)</td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">FLOOR</code></td><td> </td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">FOLLOWING</code></td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">FOR</code></td><td>reserved, requires <code class="literal">AS</code></td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">FORCE</code></td><td>non-reserved</td><td> </td><td> </td><td> </td></tr><tr><td><code class="token">FOREIGN</code></td><td>reserved</td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">FORMAT</code></td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">FORTRAN</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td></tr><tr><td><code class="token">FORWARD</code></td><td>non-reserved</td><td> </td><td> </td><td> </td></tr><tr><td><code class="token">FOUND</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td>reserved</td></tr><tr><td><code class="token">FRAME_ROW</code></td><td> </td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">FREE</code></td><td> </td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">FREEZE</code></td><td>reserved (can be function or type)</td><td> </td><td> </td><td> </td></tr><tr><td><code class="token">FROM</code></td><td>reserved, requires <code class="literal">AS</code></td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">FS</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">FULFILL</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">FULL</code></td><td>reserved (can be function or type)</td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">FUNCTION</code></td><td>non-reserved</td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">FUNCTIONS</code></td><td>non-reserved</td><td> </td><td> </td><td> </td></tr><tr><td><code class="token">FUSION</code></td><td> </td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">G</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">GENERAL</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">GENERATED</code></td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">GET</code></td><td> </td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">GLOBAL</code></td><td>non-reserved</td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">GO</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td>reserved</td></tr><tr><td><code class="token">GOTO</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td>reserved</td></tr><tr><td><code class="token">GRANT</code></td><td>reserved, requires <code class="literal">AS</code></td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">GRANTED</code></td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">GREATEST</code></td><td>non-reserved (cannot be function or type)</td><td>reserved</td><td> </td><td> </td></tr><tr><td><code class="token">GROUP</code></td><td>reserved, requires <code class="literal">AS</code></td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">GROUPING</code></td><td>non-reserved (cannot be function or type)</td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">GROUPS</code></td><td>non-reserved</td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">HANDLER</code></td><td>non-reserved</td><td> </td><td> </td><td> </td></tr><tr><td><code class="token">HAVING</code></td><td>reserved, requires <code class="literal">AS</code></td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">HEADER</code></td><td>non-reserved</td><td> </td><td> </td><td> </td></tr><tr><td><code class="token">HEX</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">HIERARCHY</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">HOLD</code></td><td>non-reserved</td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">HOUR</code></td><td>non-reserved, requires <code class="literal">AS</code></td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">ID</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">IDENTITY</code></td><td>non-reserved</td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">IF</code></td><td>non-reserved</td><td> </td><td> </td><td> </td></tr><tr><td><code class="token">IGNORE</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">ILIKE</code></td><td>reserved (can be function or type)</td><td> </td><td> </td><td> </td></tr><tr><td><code class="token">IMMEDIATE</code></td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td><td>reserved</td></tr><tr><td><code class="token">IMMEDIATELY</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">IMMUTABLE</code></td><td>non-reserved</td><td> </td><td> </td><td> </td></tr><tr><td><code class="token">IMPLEMENTATION</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">IMPLICIT</code></td><td>non-reserved</td><td> </td><td> </td><td> </td></tr><tr><td><code class="token">IMPORT</code></td><td>non-reserved</td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">IN</code></td><td>reserved</td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">INCLUDE</code></td><td>non-reserved</td><td> </td><td> </td><td> </td></tr><tr><td><code class="token">INCLUDING</code></td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">INCREMENT</code></td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">INDENT</code></td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">INDEX</code></td><td>non-reserved</td><td> </td><td> </td><td> </td></tr><tr><td><code class="token">INDEXES</code></td><td>non-reserved</td><td> </td><td> </td><td> </td></tr><tr><td><code class="token">INDICATOR</code></td><td> </td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">INHERIT</code></td><td>non-reserved</td><td> </td><td> </td><td> </td></tr><tr><td><code class="token">INHERITS</code></td><td>non-reserved</td><td> </td><td> </td><td> </td></tr><tr><td><code class="token">INITIAL</code></td><td> </td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">INITIALLY</code></td><td>reserved</td><td>non-reserved</td><td>non-reserved</td><td>reserved</td></tr><tr><td><code class="token">INLINE</code></td><td>non-reserved</td><td> </td><td> </td><td> </td></tr><tr><td><code class="token">INNER</code></td><td>reserved (can be function or type)</td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">INOUT</code></td><td>non-reserved (cannot be function or type)</td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">INPUT</code></td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td><td>reserved</td></tr><tr><td><code class="token">INSENSITIVE</code></td><td>non-reserved</td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">INSERT</code></td><td>non-reserved</td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">INSTANCE</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">INSTANTIABLE</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">INSTEAD</code></td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">INT</code></td><td>non-reserved (cannot be function or type)</td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">INTEGER</code></td><td>non-reserved (cannot be function or type)</td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">INTEGRITY</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">INTERSECT</code></td><td>reserved, requires <code class="literal">AS</code></td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">INTERSECTION</code></td><td> </td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">INTERVAL</code></td><td>non-reserved (cannot be function or type)</td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">INTO</code></td><td>reserved, requires <code class="literal">AS</code></td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">INVOKER</code></td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">IS</code></td><td>reserved (can be function or type)</td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">ISNULL</code></td><td>reserved (can be function or type), requires <code class="literal">AS</code></td><td> </td><td> </td><td> </td></tr><tr><td><code class="token">ISOLATION</code></td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td><td>reserved</td></tr><tr><td><code class="token">JOIN</code></td><td>reserved (can be function or type)</td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">JSON</code></td><td>non-reserved</td><td>reserved</td><td> </td><td> </td></tr><tr><td><code class="token">JSON_ARRAY</code></td><td>non-reserved (cannot be function or type)</td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">JSON_ARRAYAGG</code></td><td>non-reserved (cannot be function or type)</td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">JSON_EXISTS</code></td><td> </td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">JSON_OBJECT</code></td><td>non-reserved (cannot be function or type)</td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">JSON_OBJECTAGG</code></td><td>non-reserved (cannot be function or type)</td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">JSON_QUERY</code></td><td> </td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">JSON_SCALAR</code></td><td> </td><td>reserved</td><td> </td><td> </td></tr><tr><td><code class="token">JSON_SERIALIZE</code></td><td> </td><td>reserved</td><td> </td><td> </td></tr><tr><td><code class="token">JSON_TABLE</code></td><td> </td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">JSON_TABLE_PRIMITIVE</code></td><td> </td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">JSON_VALUE</code></td><td> </td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">K</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">KEEP</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">KEY</code></td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td><td>reserved</td></tr><tr><td><code class="token">KEYS</code></td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">KEY_MEMBER</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">KEY_TYPE</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">LABEL</code></td><td>non-reserved</td><td> </td><td> </td><td> </td></tr><tr><td><code class="token">LAG</code></td><td> </td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">LANGUAGE</code></td><td>non-reserved</td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">LARGE</code></td><td>non-reserved</td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">LAST</code></td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td><td>reserved</td></tr><tr><td><code class="token">LAST_VALUE</code></td><td> </td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">LATERAL</code></td><td>reserved</td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">LEAD</code></td><td> </td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">LEADING</code></td><td>reserved</td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">LEAKPROOF</code></td><td>non-reserved</td><td> </td><td> </td><td> </td></tr><tr><td><code class="token">LEAST</code></td><td>non-reserved (cannot be function or type)</td><td>reserved</td><td> </td><td> </td></tr><tr><td><code class="token">LEFT</code></td><td>reserved (can be function or type)</td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">LENGTH</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td></tr><tr><td><code class="token">LEVEL</code></td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td><td>reserved</td></tr><tr><td><code class="token">LIBRARY</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">LIKE</code></td><td>reserved (can be function or type)</td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">LIKE_REGEX</code></td><td> </td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">LIMIT</code></td><td>reserved, requires <code class="literal">AS</code></td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">LINK</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">LISTAGG</code></td><td> </td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">LISTEN</code></td><td>non-reserved</td><td> </td><td> </td><td> </td></tr><tr><td><code class="token">LN</code></td><td> </td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">LOAD</code></td><td>non-reserved</td><td> </td><td> </td><td> </td></tr><tr><td><code class="token">LOCAL</code></td><td>non-reserved</td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">LOCALTIME</code></td><td>reserved</td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">LOCALTIMESTAMP</code></td><td>reserved</td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">LOCATION</code></td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">LOCATOR</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">LOCK</code></td><td>non-reserved</td><td> </td><td> </td><td> </td></tr><tr><td><code class="token">LOCKED</code></td><td>non-reserved</td><td> </td><td> </td><td> </td></tr><tr><td><code class="token">LOG</code></td><td> </td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">LOG10</code></td><td> </td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">LOGGED</code></td><td>non-reserved</td><td> </td><td> </td><td> </td></tr><tr><td><code class="token">LOWER</code></td><td> </td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">LPAD</code></td><td> </td><td>reserved</td><td> </td><td> </td></tr><tr><td><code class="token">LTRIM</code></td><td> </td><td>reserved</td><td> </td><td> </td></tr><tr><td><code class="token">M</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">MAP</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">MAPPING</code></td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">MATCH</code></td><td>non-reserved</td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">MATCHED</code></td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">MATCHES</code></td><td> </td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">MATCH_NUMBER</code></td><td> </td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">MATCH_RECOGNIZE</code></td><td> </td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">MATERIALIZED</code></td><td>non-reserved</td><td> </td><td> </td><td> </td></tr><tr><td><code class="token">MAX</code></td><td> </td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">MAXVALUE</code></td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">MEASURES</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">MEMBER</code></td><td> </td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">MERGE</code></td><td>non-reserved</td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">MESSAGE_LENGTH</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td></tr><tr><td><code class="token">MESSAGE_OCTET_LENGTH</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td></tr><tr><td><code class="token">MESSAGE_TEXT</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td></tr><tr><td><code class="token">METHOD</code></td><td>non-reserved</td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">MIN</code></td><td> </td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">MINUTE</code></td><td>non-reserved, requires <code class="literal">AS</code></td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">MINVALUE</code></td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">MOD</code></td><td> </td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">MODE</code></td><td>non-reserved</td><td> </td><td> </td><td> </td></tr><tr><td><code class="token">MODIFIES</code></td><td> </td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">MODULE</code></td><td> </td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">MONTH</code></td><td>non-reserved, requires <code class="literal">AS</code></td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">MORE</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td></tr><tr><td><code class="token">MOVE</code></td><td>non-reserved</td><td> </td><td> </td><td> </td></tr><tr><td><code class="token">MULTISET</code></td><td> </td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">MUMPS</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td></tr><tr><td><code class="token">NAME</code></td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td></tr><tr><td><code class="token">NAMES</code></td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td><td>reserved</td></tr><tr><td><code class="token">NAMESPACE</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">NATIONAL</code></td><td>non-reserved (cannot be function or type)</td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">NATURAL</code></td><td>reserved (can be function or type)</td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">NCHAR</code></td><td>non-reserved (cannot be function or type)</td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">NCLOB</code></td><td> </td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">NESTED</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">NESTING</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">NEW</code></td><td>non-reserved</td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">NEXT</code></td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td><td>reserved</td></tr><tr><td><code class="token">NFC</code></td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">NFD</code></td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">NFKC</code></td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">NFKD</code></td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">NIL</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">NO</code></td><td>non-reserved</td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">NONE</code></td><td>non-reserved (cannot be function or type)</td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">NORMALIZE</code></td><td>non-reserved (cannot be function or type)</td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">NORMALIZED</code></td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">NOT</code></td><td>reserved</td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">NOTHING</code></td><td>non-reserved</td><td> </td><td> </td><td> </td></tr><tr><td><code class="token">NOTIFY</code></td><td>non-reserved</td><td> </td><td> </td><td> </td></tr><tr><td><code class="token">NOTNULL</code></td><td>reserved (can be function or type), requires <code class="literal">AS</code></td><td> </td><td> </td><td> </td></tr><tr><td><code class="token">NOWAIT</code></td><td>non-reserved</td><td> </td><td> </td><td> </td></tr><tr><td><code class="token">NTH_VALUE</code></td><td> </td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">NTILE</code></td><td> </td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">NULL</code></td><td>reserved</td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">NULLABLE</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td></tr><tr><td><code class="token">NULLIF</code></td><td>non-reserved (cannot be function or type)</td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">NULLS</code></td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">NULL_ORDERING</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">NUMBER</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td></tr><tr><td><code class="token">NUMERIC</code></td><td>non-reserved (cannot be function or type)</td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">OBJECT</code></td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">OCCURRENCE</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">OCCURRENCES_REGEX</code></td><td> </td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">OCTETS</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">OCTET_LENGTH</code></td><td> </td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">OF</code></td><td>non-reserved</td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">OFF</code></td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">OFFSET</code></td><td>reserved, requires <code class="literal">AS</code></td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">OIDS</code></td><td>non-reserved</td><td> </td><td> </td><td> </td></tr><tr><td><code class="token">OLD</code></td><td>non-reserved</td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">OMIT</code></td><td> </td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">ON</code></td><td>reserved, requires <code class="literal">AS</code></td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">ONE</code></td><td> </td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">ONLY</code></td><td>reserved</td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">OPEN</code></td><td> </td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">OPERATOR</code></td><td>non-reserved</td><td> </td><td> </td><td> </td></tr><tr><td><code class="token">OPTION</code></td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td><td>reserved</td></tr><tr><td><code class="token">OPTIONS</code></td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">OR</code></td><td>reserved</td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">ORDER</code></td><td>reserved, requires <code class="literal">AS</code></td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">ORDERING</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">ORDINALITY</code></td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">OTHERS</code></td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">OUT</code></td><td>non-reserved (cannot be function or type)</td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">OUTER</code></td><td>reserved (can be function or type)</td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">OUTPUT</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td>reserved</td></tr><tr><td><code class="token">OVER</code></td><td>non-reserved, requires <code class="literal">AS</code></td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">OVERFLOW</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">OVERLAPS</code></td><td>reserved (can be function or type), requires <code class="literal">AS</code></td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">OVERLAY</code></td><td>non-reserved (cannot be function or type)</td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">OVERRIDING</code></td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">OWNED</code></td><td>non-reserved</td><td> </td><td> </td><td> </td></tr><tr><td><code class="token">OWNER</code></td><td>non-reserved</td><td> </td><td> </td><td> </td></tr><tr><td><code class="token">P</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">PAD</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td>reserved</td></tr><tr><td><code class="token">PARALLEL</code></td><td>non-reserved</td><td> </td><td> </td><td> </td></tr><tr><td><code class="token">PARAMETER</code></td><td>non-reserved</td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">PARAMETER_MODE</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">PARAMETER_NAME</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">PARAMETER_​ORDINAL_​POSITION</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">PARAMETER_​SPECIFIC_​CATALOG</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">PARAMETER_​SPECIFIC_​NAME</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">PARAMETER_​SPECIFIC_​SCHEMA</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">PARSER</code></td><td>non-reserved</td><td> </td><td> </td><td> </td></tr><tr><td><code class="token">PARTIAL</code></td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td><td>reserved</td></tr><tr><td><code class="token">PARTITION</code></td><td>non-reserved</td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">PASCAL</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td></tr><tr><td><code class="token">PASS</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">PASSING</code></td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">PASSTHROUGH</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">PASSWORD</code></td><td>non-reserved</td><td> </td><td> </td><td> </td></tr><tr><td><code class="token">PAST</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">PATH</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">PATTERN</code></td><td> </td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">PER</code></td><td> </td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">PERCENT</code></td><td> </td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">PERCENTILE_CONT</code></td><td> </td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">PERCENTILE_DISC</code></td><td> </td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">PERCENT_RANK</code></td><td> </td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">PERIOD</code></td><td> </td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">PERMISSION</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">PERMUTE</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">PIPE</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">PLACING</code></td><td>reserved</td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">PLAN</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">PLANS</code></td><td>non-reserved</td><td> </td><td> </td><td> </td></tr><tr><td><code class="token">PLI</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td></tr><tr><td><code class="token">POLICY</code></td><td>non-reserved</td><td> </td><td> </td><td> </td></tr><tr><td><code class="token">PORTION</code></td><td> </td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">POSITION</code></td><td>non-reserved (cannot be function or type)</td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">POSITION_REGEX</code></td><td> </td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">POWER</code></td><td> </td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">PRECEDES</code></td><td> </td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">PRECEDING</code></td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">PRECISION</code></td><td>non-reserved (cannot be function or type), requires <code class="literal">AS</code></td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">PREPARE</code></td><td>non-reserved</td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">PREPARED</code></td><td>non-reserved</td><td> </td><td> </td><td> </td></tr><tr><td><code class="token">PRESERVE</code></td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td><td>reserved</td></tr><tr><td><code class="token">PREV</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">PRIMARY</code></td><td>reserved</td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">PRIOR</code></td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td><td>reserved</td></tr><tr><td><code class="token">PRIVATE</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">PRIVILEGES</code></td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td><td>reserved</td></tr><tr><td><code class="token">PROCEDURAL</code></td><td>non-reserved</td><td> </td><td> </td><td> </td></tr><tr><td><code class="token">PROCEDURE</code></td><td>non-reserved</td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">PROCEDURES</code></td><td>non-reserved</td><td> </td><td> </td><td> </td></tr><tr><td><code class="token">PROGRAM</code></td><td>non-reserved</td><td> </td><td> </td><td> </td></tr><tr><td><code class="token">PRUNE</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">PTF</code></td><td> </td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">PUBLIC</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td>reserved</td></tr><tr><td><code class="token">PUBLICATION</code></td><td>non-reserved</td><td> </td><td> </td><td> </td></tr><tr><td><code class="token">QUOTE</code></td><td>non-reserved</td><td> </td><td> </td><td> </td></tr><tr><td><code class="token">QUOTES</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">RANGE</code></td><td>non-reserved</td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">RANK</code></td><td> </td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">READ</code></td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td><td>reserved</td></tr><tr><td><code class="token">READS</code></td><td> </td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">REAL</code></td><td>non-reserved (cannot be function or type)</td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">REASSIGN</code></td><td>non-reserved</td><td> </td><td> </td><td> </td></tr><tr><td><code class="token">RECHECK</code></td><td>non-reserved</td><td> </td><td> </td><td> </td></tr><tr><td><code class="token">RECOVERY</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">RECURSIVE</code></td><td>non-reserved</td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">REF</code></td><td>non-reserved</td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">REFERENCES</code></td><td>reserved</td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">REFERENCING</code></td><td>non-reserved</td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">REFRESH</code></td><td>non-reserved</td><td> </td><td> </td><td> </td></tr><tr><td><code class="token">REGR_AVGX</code></td><td> </td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">REGR_AVGY</code></td><td> </td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">REGR_COUNT</code></td><td> </td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">REGR_INTERCEPT</code></td><td> </td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">REGR_R2</code></td><td> </td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">REGR_SLOPE</code></td><td> </td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">REGR_SXX</code></td><td> </td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">REGR_SXY</code></td><td> </td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">REGR_SYY</code></td><td> </td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">REINDEX</code></td><td>non-reserved</td><td> </td><td> </td><td> </td></tr><tr><td><code class="token">RELATIVE</code></td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td><td>reserved</td></tr><tr><td><code class="token">RELEASE</code></td><td>non-reserved</td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">RENAME</code></td><td>non-reserved</td><td> </td><td> </td><td> </td></tr><tr><td><code class="token">REPEATABLE</code></td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td></tr><tr><td><code class="token">REPLACE</code></td><td>non-reserved</td><td> </td><td> </td><td> </td></tr><tr><td><code class="token">REPLICA</code></td><td>non-reserved</td><td> </td><td> </td><td> </td></tr><tr><td><code class="token">REQUIRING</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">RESET</code></td><td>non-reserved</td><td> </td><td> </td><td> </td></tr><tr><td><code class="token">RESPECT</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">RESTART</code></td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">RESTORE</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">RESTRICT</code></td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td><td>reserved</td></tr><tr><td><code class="token">RESULT</code></td><td> </td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">RETURN</code></td><td>non-reserved</td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">RETURNED_CARDINALITY</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">RETURNED_LENGTH</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td></tr><tr><td><code class="token">RETURNED_​OCTET_​LENGTH</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td></tr><tr><td><code class="token">RETURNED_SQLSTATE</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td></tr><tr><td><code class="token">RETURNING</code></td><td>reserved, requires <code class="literal">AS</code></td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">RETURNS</code></td><td>non-reserved</td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">REVOKE</code></td><td>non-reserved</td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">RIGHT</code></td><td>reserved (can be function or type)</td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">ROLE</code></td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">ROLLBACK</code></td><td>non-reserved</td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">ROLLUP</code></td><td>non-reserved</td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">ROUTINE</code></td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">ROUTINES</code></td><td>non-reserved</td><td> </td><td> </td><td> </td></tr><tr><td><code class="token">ROUTINE_CATALOG</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">ROUTINE_NAME</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">ROUTINE_SCHEMA</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">ROW</code></td><td>non-reserved (cannot be function or type)</td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">ROWS</code></td><td>non-reserved</td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">ROW_COUNT</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td></tr><tr><td><code class="token">ROW_NUMBER</code></td><td> </td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">RPAD</code></td><td> </td><td>reserved</td><td> </td><td> </td></tr><tr><td><code class="token">RTRIM</code></td><td> </td><td>reserved</td><td> </td><td> </td></tr><tr><td><code class="token">RULE</code></td><td>non-reserved</td><td> </td><td> </td><td> </td></tr><tr><td><code class="token">RUNNING</code></td><td> </td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">SAVEPOINT</code></td><td>non-reserved</td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">SCALAR</code></td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">SCALE</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td></tr><tr><td><code class="token">SCHEMA</code></td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td><td>reserved</td></tr><tr><td><code class="token">SCHEMAS</code></td><td>non-reserved</td><td> </td><td> </td><td> </td></tr><tr><td><code class="token">SCHEMA_NAME</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td></tr><tr><td><code class="token">SCOPE</code></td><td> </td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">SCOPE_CATALOG</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">SCOPE_NAME</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">SCOPE_SCHEMA</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">SCROLL</code></td><td>non-reserved</td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">SEARCH</code></td><td>non-reserved</td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">SECOND</code></td><td>non-reserved, requires <code class="literal">AS</code></td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">SECTION</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td>reserved</td></tr><tr><td><code class="token">SECURITY</code></td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">SEEK</code></td><td> </td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">SELECT</code></td><td>reserved</td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">SELECTIVE</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">SELF</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">SEMANTICS</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">SENSITIVE</code></td><td> </td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">SEQUENCE</code></td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">SEQUENCES</code></td><td>non-reserved</td><td> </td><td> </td><td> </td></tr><tr><td><code class="token">SERIALIZABLE</code></td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td></tr><tr><td><code class="token">SERVER</code></td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">SERVER_NAME</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td></tr><tr><td><code class="token">SESSION</code></td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td><td>reserved</td></tr><tr><td><code class="token">SESSION_USER</code></td><td>reserved</td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">SET</code></td><td>non-reserved</td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">SETOF</code></td><td>non-reserved (cannot be function or type)</td><td> </td><td> </td><td> </td></tr><tr><td><code class="token">SETS</code></td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">SHARE</code></td><td>non-reserved</td><td> </td><td> </td><td> </td></tr><tr><td><code class="token">SHOW</code></td><td>non-reserved</td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">SIMILAR</code></td><td>reserved (can be function or type)</td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">SIMPLE</code></td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">SIN</code></td><td> </td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">SINH</code></td><td> </td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">SIZE</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td>reserved</td></tr><tr><td><code class="token">SKIP</code></td><td>non-reserved</td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">SMALLINT</code></td><td>non-reserved (cannot be function or type)</td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">SNAPSHOT</code></td><td>non-reserved</td><td> </td><td> </td><td> </td></tr><tr><td><code class="token">SOME</code></td><td>reserved</td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">SORT_DIRECTION</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">SOURCE</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">SPACE</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td>reserved</td></tr><tr><td><code class="token">SPECIFIC</code></td><td> </td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">SPECIFICTYPE</code></td><td> </td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">SPECIFIC_NAME</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">SQL</code></td><td>non-reserved</td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">SQLCODE</code></td><td> </td><td> </td><td> </td><td>reserved</td></tr><tr><td><code class="token">SQLERROR</code></td><td> </td><td> </td><td> </td><td>reserved</td></tr><tr><td><code class="token">SQLEXCEPTION</code></td><td> </td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">SQLSTATE</code></td><td> </td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">SQLWARNING</code></td><td> </td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">SQRT</code></td><td> </td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">STABLE</code></td><td>non-reserved</td><td> </td><td> </td><td> </td></tr><tr><td><code class="token">STANDALONE</code></td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">START</code></td><td>non-reserved</td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">STATE</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">STATEMENT</code></td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">STATIC</code></td><td> </td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">STATISTICS</code></td><td>non-reserved</td><td> </td><td> </td><td> </td></tr><tr><td><code class="token">STDDEV_POP</code></td><td> </td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">STDDEV_SAMP</code></td><td> </td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">STDIN</code></td><td>non-reserved</td><td> </td><td> </td><td> </td></tr><tr><td><code class="token">STDOUT</code></td><td>non-reserved</td><td> </td><td> </td><td> </td></tr><tr><td><code class="token">STORAGE</code></td><td>non-reserved</td><td> </td><td> </td><td> </td></tr><tr><td><code class="token">STORED</code></td><td>non-reserved</td><td> </td><td> </td><td> </td></tr><tr><td><code class="token">STRICT</code></td><td>non-reserved</td><td> </td><td> </td><td> </td></tr><tr><td><code class="token">STRING</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">STRIP</code></td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">STRUCTURE</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">STYLE</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">SUBCLASS_ORIGIN</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td></tr><tr><td><code class="token">SUBMULTISET</code></td><td> </td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">SUBSCRIPTION</code></td><td>non-reserved</td><td> </td><td> </td><td> </td></tr><tr><td><code class="token">SUBSET</code></td><td> </td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">SUBSTRING</code></td><td>non-reserved (cannot be function or type)</td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">SUBSTRING_REGEX</code></td><td> </td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">SUCCEEDS</code></td><td> </td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">SUM</code></td><td> </td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">SUPPORT</code></td><td>non-reserved</td><td> </td><td> </td><td> </td></tr><tr><td><code class="token">SYMMETRIC</code></td><td>reserved</td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">SYSID</code></td><td>non-reserved</td><td> </td><td> </td><td> </td></tr><tr><td><code class="token">SYSTEM</code></td><td>non-reserved</td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">SYSTEM_TIME</code></td><td> </td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">SYSTEM_USER</code></td><td>reserved</td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">T</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">TABLE</code></td><td>reserved</td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">TABLES</code></td><td>non-reserved</td><td> </td><td> </td><td> </td></tr><tr><td><code class="token">TABLESAMPLE</code></td><td>reserved (can be function or type)</td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">TABLESPACE</code></td><td>non-reserved</td><td> </td><td> </td><td> </td></tr><tr><td><code class="token">TABLE_NAME</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td></tr><tr><td><code class="token">TAN</code></td><td> </td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">TANH</code></td><td> </td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">TEMP</code></td><td>non-reserved</td><td> </td><td> </td><td> </td></tr><tr><td><code class="token">TEMPLATE</code></td><td>non-reserved</td><td> </td><td> </td><td> </td></tr><tr><td><code class="token">TEMPORARY</code></td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td><td>reserved</td></tr><tr><td><code class="token">TEXT</code></td><td>non-reserved</td><td> </td><td> </td><td> </td></tr><tr><td><code class="token">THEN</code></td><td>reserved</td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">THROUGH</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">TIES</code></td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">TIME</code></td><td>non-reserved (cannot be function or type)</td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">TIMESTAMP</code></td><td>non-reserved (cannot be function or type)</td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">TIMEZONE_HOUR</code></td><td> </td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">TIMEZONE_MINUTE</code></td><td> </td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">TO</code></td><td>reserved, requires <code class="literal">AS</code></td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">TOKEN</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">TOP_LEVEL_COUNT</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">TRAILING</code></td><td>reserved</td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">TRANSACTION</code></td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td><td>reserved</td></tr><tr><td><code class="token">TRANSACTIONS_​COMMITTED</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">TRANSACTIONS_​ROLLED_​BACK</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">TRANSACTION_ACTIVE</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">TRANSFORM</code></td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">TRANSFORMS</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">TRANSLATE</code></td><td> </td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">TRANSLATE_REGEX</code></td><td> </td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">TRANSLATION</code></td><td> </td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">TREAT</code></td><td>non-reserved (cannot be function or type)</td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">TRIGGER</code></td><td>non-reserved</td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">TRIGGER_CATALOG</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">TRIGGER_NAME</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">TRIGGER_SCHEMA</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">TRIM</code></td><td>non-reserved (cannot be function or type)</td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">TRIM_ARRAY</code></td><td> </td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">TRUE</code></td><td>reserved</td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">TRUNCATE</code></td><td>non-reserved</td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">TRUSTED</code></td><td>non-reserved</td><td> </td><td> </td><td> </td></tr><tr><td><code class="token">TYPE</code></td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td></tr><tr><td><code class="token">TYPES</code></td><td>non-reserved</td><td> </td><td> </td><td> </td></tr><tr><td><code class="token">UESCAPE</code></td><td>non-reserved</td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">UNBOUNDED</code></td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">UNCOMMITTED</code></td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td></tr><tr><td><code class="token">UNCONDITIONAL</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">UNDER</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">UNENCRYPTED</code></td><td>non-reserved</td><td> </td><td> </td><td> </td></tr><tr><td><code class="token">UNION</code></td><td>reserved, requires <code class="literal">AS</code></td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">UNIQUE</code></td><td>reserved</td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">UNKNOWN</code></td><td>non-reserved</td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">UNLINK</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">UNLISTEN</code></td><td>non-reserved</td><td> </td><td> </td><td> </td></tr><tr><td><code class="token">UNLOGGED</code></td><td>non-reserved</td><td> </td><td> </td><td> </td></tr><tr><td><code class="token">UNMATCHED</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">UNNAMED</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td></tr><tr><td><code class="token">UNNEST</code></td><td> </td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">UNTIL</code></td><td>non-reserved</td><td> </td><td> </td><td> </td></tr><tr><td><code class="token">UNTYPED</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">UPDATE</code></td><td>non-reserved</td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">UPPER</code></td><td> </td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">URI</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">USAGE</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td>reserved</td></tr><tr><td><code class="token">USER</code></td><td>reserved</td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">USER_​DEFINED_​TYPE_​CATALOG</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">USER_​DEFINED_​TYPE_​CODE</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">USER_​DEFINED_​TYPE_​NAME</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">USER_​DEFINED_​TYPE_​SCHEMA</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">USING</code></td><td>reserved</td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">UTF16</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">UTF32</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">UTF8</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">VACUUM</code></td><td>non-reserved</td><td> </td><td> </td><td> </td></tr><tr><td><code class="token">VALID</code></td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">VALIDATE</code></td><td>non-reserved</td><td> </td><td> </td><td> </td></tr><tr><td><code class="token">VALIDATOR</code></td><td>non-reserved</td><td> </td><td> </td><td> </td></tr><tr><td><code class="token">VALUE</code></td><td>non-reserved</td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">VALUES</code></td><td>non-reserved (cannot be function or type)</td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">VALUE_OF</code></td><td> </td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">VARBINARY</code></td><td> </td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">VARCHAR</code></td><td>non-reserved (cannot be function or type)</td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">VARIADIC</code></td><td>reserved</td><td> </td><td> </td><td> </td></tr><tr><td><code class="token">VARYING</code></td><td>non-reserved, requires <code class="literal">AS</code></td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">VAR_POP</code></td><td> </td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">VAR_SAMP</code></td><td> </td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">VERBOSE</code></td><td>reserved (can be function or type)</td><td> </td><td> </td><td> </td></tr><tr><td><code class="token">VERSION</code></td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">VERSIONING</code></td><td> </td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">VIEW</code></td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td><td>reserved</td></tr><tr><td><code class="token">VIEWS</code></td><td>non-reserved</td><td> </td><td> </td><td> </td></tr><tr><td><code class="token">VOLATILE</code></td><td>non-reserved</td><td> </td><td> </td><td> </td></tr><tr><td><code class="token">WHEN</code></td><td>reserved</td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">WHENEVER</code></td><td> </td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">WHERE</code></td><td>reserved, requires <code class="literal">AS</code></td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">WHITESPACE</code></td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">WIDTH_BUCKET</code></td><td> </td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">WINDOW</code></td><td>reserved, requires <code class="literal">AS</code></td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">WITH</code></td><td>reserved, requires <code class="literal">AS</code></td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">WITHIN</code></td><td>non-reserved, requires <code class="literal">AS</code></td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">WITHOUT</code></td><td>non-reserved, requires <code class="literal">AS</code></td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">WORK</code></td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td><td>reserved</td></tr><tr><td><code class="token">WRAPPER</code></td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">WRITE</code></td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td><td>reserved</td></tr><tr><td><code class="token">XML</code></td><td>non-reserved</td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">XMLAGG</code></td><td> </td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">XMLATTRIBUTES</code></td><td>non-reserved (cannot be function or type)</td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">XMLBINARY</code></td><td> </td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">XMLCAST</code></td><td> </td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">XMLCOMMENT</code></td><td> </td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">XMLCONCAT</code></td><td>non-reserved (cannot be function or type)</td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">XMLDECLARATION</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">XMLDOCUMENT</code></td><td> </td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">XMLELEMENT</code></td><td>non-reserved (cannot be function or type)</td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">XMLEXISTS</code></td><td>non-reserved (cannot be function or type)</td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">XMLFOREST</code></td><td>non-reserved (cannot be function or type)</td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">XMLITERATE</code></td><td> </td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">XMLNAMESPACES</code></td><td>non-reserved (cannot be function or type)</td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">XMLPARSE</code></td><td>non-reserved (cannot be function or type)</td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">XMLPI</code></td><td>non-reserved (cannot be function or type)</td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">XMLQUERY</code></td><td> </td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">XMLROOT</code></td><td>non-reserved (cannot be function or type)</td><td> </td><td> </td><td> </td></tr><tr><td><code class="token">XMLSCHEMA</code></td><td> </td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">XMLSERIALIZE</code></td><td>non-reserved (cannot be function or type)</td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">XMLTABLE</code></td><td>non-reserved (cannot be function or type)</td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">XMLTEXT</code></td><td> </td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">XMLVALIDATE</code></td><td> </td><td>reserved</td><td>reserved</td><td> </td></tr><tr><td><code class="token">YEAR</code></td><td>non-reserved, requires <code class="literal">AS</code></td><td>reserved</td><td>reserved</td><td>reserved</td></tr><tr><td><code class="token">YES</code></td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td><td> </td></tr><tr><td><code class="token">ZONE</code></td><td>non-reserved</td><td>non-reserved</td><td>non-reserved</td><td>reserved</td></tr></tbody></table></div></div><br class="table-break" /></div><div class="navfooter"><hr /><table width="100%" summary="Navigation footer"><tr><td width="40%" align="left"><a accesskey="p" href="datetime-julian-dates.html" title="B.7. Julian Dates">Prev</a> </td><td width="20%" align="center"><a accesskey="u" href="appendixes.html" title="Part VIII. Appendixes">Up</a></td><td width="40%" align="right"> <a accesskey="n" href="features.html" title="Appendix D. SQL Conformance">Next</a></td></tr><tr><td width="40%" align="left" valign="top">B.7. Julian Dates </td><td width="20%" align="center"><a accesskey="h" href="index.html" title="PostgreSQL 16.3 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codekingpro/portable-devtools · Team Ai