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42 lines
1.3 KiB
C
42 lines
1.3 KiB
C
/*-------------------------------------------------------------------------
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*
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* logicalrelation.h
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* Relation definitions for logical replication relation mapping.
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*
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* Portions Copyright (c) 2016-2017, PostgreSQL Global Development Group
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*
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* src/include/replication/logicalrelation.h
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*
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*-------------------------------------------------------------------------
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*/
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#ifndef LOGICALRELATION_H
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#define LOGICALRELATION_H
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#include "replication/logicalproto.h"
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typedef struct LogicalRepRelMapEntry
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{
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LogicalRepRelation remoterel; /* key is remoterel.remoteid */
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/* Mapping to local relation, filled as needed. */
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Oid localreloid; /* local relation id */
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Relation localrel; /* relcache entry */
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AttrNumber *attrmap; /* map of local attributes to remote ones */
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bool updatable; /* Can apply updates/deletes? */
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/* Sync state. */
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char state;
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XLogRecPtr statelsn;
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} LogicalRepRelMapEntry;
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extern void logicalrep_relmap_update(LogicalRepRelation *remoterel);
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extern LogicalRepRelMapEntry *logicalrep_rel_open(LogicalRepRelId remoteid,
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LOCKMODE lockmode);
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extern void logicalrep_rel_close(LogicalRepRelMapEntry *rel,
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LOCKMODE lockmode);
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extern void logicalrep_typmap_update(LogicalRepTyp *remotetyp);
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extern Oid logicalrep_typmap_getid(Oid remoteid);
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#endif /* LOGICALRELATION_H */
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