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/*-------------------------------------------------------------------------
*
* index.h
* prototypes for catalog/index.c.
*
*
* Portions Copyright (c) 1996-2012, PostgreSQL Global Development Group
* Portions Copyright (c) 1994, Regents of the University of California
*
* src/include/catalog/index.h
*
*-------------------------------------------------------------------------
*/
#ifndef INDEX_H
#define INDEX_H
#include "nodes/execnodes.h"
#define DEFAULT_INDEX_TYPE "btree"
/* Typedef for callback function for IndexBuildHeapScan */
typedef void (*IndexBuildCallback) (Relation index,
HeapTuple htup,
Datum *values,
bool *isnull,
bool tupleIsAlive,
void *state);
/* Action code for index_set_state_flags */
typedef enum
{
INDEX_CREATE_SET_READY,
INDEX_CREATE_SET_VALID,
INDEX_DROP_CLEAR_VALID,
INDEX_DROP_SET_DEAD
} IndexStateFlagsAction;
extern void index_check_primary_key(Relation heapRel,
IndexInfo *indexInfo,
bool is_alter_table);
extern Oid index_create(Relation heapRelation,
const char *indexRelationName,
Oid indexRelationId,
Oid relFileNode,
IndexInfo *indexInfo,
List *indexColNames,
Oid accessMethodObjectId,
Oid tableSpaceId,
Oid *collationObjectId,
Oid *classObjectId,
int16 *coloptions,
Datum reloptions,
bool isprimary,
bool isconstraint,
bool deferrable,
bool initdeferred,
bool allow_system_table_mods,
bool skip_build,
bool concurrent);
extern void index_constraint_create(Relation heapRelation,
Oid indexRelationId,
IndexInfo *indexInfo,
const char *constraintName,
char constraintType,
bool deferrable,
bool initdeferred,
bool mark_as_primary,
bool update_pgindex,
bool remove_old_dependencies,
bool allow_system_table_mods);
extern void index_drop(Oid indexId, bool concurrent);
extern IndexInfo *BuildIndexInfo(Relation index);
extern void FormIndexDatum(IndexInfo *indexInfo,
TupleTableSlot *slot,
EState *estate,
Datum *values,
bool *isnull);
extern void index_build(Relation heapRelation,
Relation indexRelation,
IndexInfo *indexInfo,
bool isprimary,
bool isreindex);
extern double IndexBuildHeapScan(Relation heapRelation,
Relation indexRelation,
IndexInfo *indexInfo,
bool allow_sync,
IndexBuildCallback callback,
void *callback_state);
extern void validate_index(Oid heapId, Oid indexId, Snapshot snapshot);
extern void index_set_state_flags(Oid indexId, IndexStateFlagsAction action);
extern void reindex_index(Oid indexId, bool skip_constraint_checks);
/* Flag bits for reindex_relation(): */
#define REINDEX_REL_PROCESS_TOAST 0x01
#define REINDEX_REL_SUPPRESS_INDEX_USE 0x02
#define REINDEX_REL_CHECK_CONSTRAINTS 0x04
extern bool reindex_relation(Oid relid, int flags);
extern bool ReindexIsProcessingHeap(Oid heapOid);
extern bool ReindexIsProcessingIndex(Oid indexOid);
extern Oid IndexGetRelation(Oid indexId, bool missing_ok);
#endif /* INDEX_H */
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