codekingpro/portable-devtools

1/*-------------------------------------------------------------------------2 *3 * logicalrelation.h4 *	  Relation definitions for logical replication relation mapping.5 *6 * Portions Copyright (c) 2016-2023, PostgreSQL Global Development Group7 *8 * src/include/replication/logicalrelation.h9 *10 *-------------------------------------------------------------------------11 */12#ifndef LOGICALRELATION_H13#define LOGICALRELATION_H14 15#include "access/attmap.h"16#include "catalog/index.h"17#include "replication/logicalproto.h"18 19typedef struct LogicalRepRelMapEntry20{21	LogicalRepRelation remoterel;	/* key is remoterel.remoteid */22 23	/*24	 * Validity flag -- when false, revalidate all derived info at next25	 * logicalrep_rel_open.  (While the localrel is open, we assume our lock26	 * on that rel ensures the info remains good.)27	 */28	bool		localrelvalid;29 30	/* Mapping to local relation. */31	Oid			localreloid;	/* local relation id */32	Relation	localrel;		/* relcache entry (NULL when closed) */33	AttrMap    *attrmap;		/* map of local attributes to remote ones */34	bool		updatable;		/* Can apply updates/deletes? */35	Oid			localindexoid;	/* which index to use, or InvalidOid if none */36 37	/* Sync state. */38	char		state;39	XLogRecPtr	statelsn;40} LogicalRepRelMapEntry;41 42extern void logicalrep_relmap_update(LogicalRepRelation *remoterel);43extern void logicalrep_partmap_reset_relmap(LogicalRepRelation *remoterel);44 45extern LogicalRepRelMapEntry *logicalrep_rel_open(LogicalRepRelId remoteid,46												  LOCKMODE lockmode);47extern LogicalRepRelMapEntry *logicalrep_partition_open(LogicalRepRelMapEntry *root,48														Relation partrel, AttrMap *map);49extern void logicalrep_rel_close(LogicalRepRelMapEntry *rel,50								 LOCKMODE lockmode);51extern bool IsIndexUsableForReplicaIdentityFull(IndexInfo *indexInfo, AttrMap *attrmap);52extern Oid	GetRelationIdentityOrPK(Relation rel);53 54#endif							/* LOGICALRELATION_H */55