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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>37.59. usage_privileges</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="infoschema-udt-privileges.html" title="37.58. udt_privileges" /><link rel="next" href="infoschema-user-defined-types.html" title="37.60. user_defined_types" /></head><body id="docContent" class="container-fluid col-10"><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="5" align="center">37.59. <code class="literal">usage_privileges</code></th></tr><tr><td width="10%" align="left"><a accesskey="p" href="infoschema-udt-privileges.html" title="37.58. udt_privileges">Prev</a> </td><td width="10%" align="left"><a accesskey="u" href="information-schema.html" title="Chapter 37. The Information Schema">Up</a></td><th width="60%" align="center">Chapter 37. The Information Schema</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="infoschema-user-defined-types.html" title="37.60. user_defined_types">Next</a></td></tr></table><hr /></div><div class="sect1" id="INFOSCHEMA-USAGE-PRIVILEGES"><div class="titlepage"><div><div><h2 class="title" style="clear: both">37.59. <code class="literal">usage_privileges</code> <a href="#INFOSCHEMA-USAGE-PRIVILEGES" class="id_link">#</a></h2></div></div></div><p>3   The view <code class="literal">usage_privileges</code> identifies4   <code class="literal">USAGE</code> privileges granted on various kinds of5   objects to a currently enabled role or by a currently enabled role.6   In <span class="productname">PostgreSQL</span>, this currently applies to7   collations, domains, foreign-data wrappers, foreign servers, and sequences.  There is one8   row for each combination of object, grantor, and grantee.9  </p><p>10   Since collations do not have real privileges11   in <span class="productname">PostgreSQL</span>, this view shows implicit12   non-grantable <code class="literal">USAGE</code> privileges granted by the13   owner to <code class="literal">PUBLIC</code> for all collations.  The other14   object types, however, show real privileges.15  </p><p>16   In PostgreSQL, sequences also support <code class="literal">SELECT</code>17   and <code class="literal">UPDATE</code> privileges in addition to18   the <code class="literal">USAGE</code> privilege.  These are nonstandard and therefore19   not visible in the information schema.20  </p><div class="table" id="id-1.7.6.63.5"><p class="title"><strong>Table 37.57. <code class="structname">usage_privileges</code> Columns</strong></p><div class="table-contents"><table class="table" summary="usage_privileges Columns" border="1"><colgroup><col /></colgroup><thead><tr><th class="catalog_table_entry"><p class="column_definition">21       Column Type22      </p>23      <p>24       Description25      </p></th></tr></thead><tbody><tr><td class="catalog_table_entry"><p class="column_definition">26       <code class="structfield">grantor</code> <code class="type">sql_identifier</code>27      </p>28      <p>29       Name of the role that granted the privilege30      </p></td></tr><tr><td class="catalog_table_entry"><p class="column_definition">31       <code class="structfield">grantee</code> <code class="type">sql_identifier</code>32      </p>33      <p>34       Name of the role that the privilege was granted to35      </p></td></tr><tr><td class="catalog_table_entry"><p class="column_definition">36       <code class="structfield">object_catalog</code> <code class="type">sql_identifier</code>37      </p>38      <p>39       Name of the database containing the object (always the current database)40      </p></td></tr><tr><td class="catalog_table_entry"><p class="column_definition">41       <code class="structfield">object_schema</code> <code class="type">sql_identifier</code>42      </p>43      <p>44       Name of the schema containing the object, if applicable,45       else an empty string46      </p></td></tr><tr><td class="catalog_table_entry"><p class="column_definition">47       <code class="structfield">object_name</code> <code class="type">sql_identifier</code>48      </p>49      <p>50       Name of the object51      </p></td></tr><tr><td class="catalog_table_entry"><p class="column_definition">52       <code class="structfield">object_type</code> <code class="type">character_data</code>53      </p>54      <p>55       <code class="literal">COLLATION</code> or <code class="literal">DOMAIN</code> or <code class="literal">FOREIGN DATA WRAPPER</code> or <code class="literal">FOREIGN SERVER</code> or <code class="literal">SEQUENCE</code>56      </p></td></tr><tr><td class="catalog_table_entry"><p class="column_definition">57       <code class="structfield">privilege_type</code> <code class="type">character_data</code>58      </p>59      <p>60       Always <code class="literal">USAGE</code>61      </p></td></tr><tr><td class="catalog_table_entry"><p class="column_definition">62       <code class="structfield">is_grantable</code> <code class="type">yes_or_no</code>63      </p>64      <p>65       <code class="literal">YES</code> if the privilege is grantable, <code class="literal">NO</code> if not66      </p></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="infoschema-udt-privileges.html" title="37.58. udt_privileges">Prev</a> </td><td width="20%" align="center"><a accesskey="u" href="information-schema.html" title="Chapter 37. The Information Schema">Up</a></td><td width="40%" align="right"> <a accesskey="n" href="infoschema-user-defined-types.html" title="37.60. user_defined_types">Next</a></td></tr><tr><td width="40%" align="left" valign="top">37.58. <code class="literal">udt_privileges</code> </td><td width="20%" align="center"><a accesskey="h" href="index.html" title="PostgreSQL 16.3 Documentation">Home</a></td><td width="40%" align="right" valign="top"> 37.60. <code class="literal">user_defined_types</code></td></tr></table></div></body></html>