src/include/catalog/index.h

   1 /*-------------------------------------------------------------------------
   2  *
   3  * index.h
   4  *        prototypes for index.c.
   5  *
   6  *
   7  * Portions Copyright (c) 1996-2003, PostgreSQL Global Development Group
   8  * Portions Copyright (c) 1994, Regents of the University of California
   9  *
  10  * $Id: index.h,v 1.52 2003/08/04 02:40:10 momjian Exp $
  11  *
  12  *-------------------------------------------------------------------------
  13  */
  14 #ifndef INDEX_H
  15 #define INDEX_H
  16
  17 #include "access/itup.h"
  18 #include "catalog/pg_index.h"
  19 #include "nodes/execnodes.h"
  20
  21
  22 #define DEFAULT_INDEX_TYPE      "btree"
  23
  24 /* Typedef for callback function for IndexBuildHeapScan */
  25 typedef void (*IndexBuildCallback) (Relation index,
  26                                                                                                 HeapTuple htup,
  27                                                                                                 Datum *attdata,
  28                                                                                                 char *nulls,
  29                                                                                                 bool tupleIsAlive,
  30                                                                                                 void *state);
  31
  32
  33 extern Oid index_create(Oid heapRelationId,
  34                          const char *indexRelationName,
  35                          IndexInfo *indexInfo,
  36                          Oid accessMethodObjectId,
  37                          Oid *classObjectId,
  38                          bool primary,
  39                          bool isconstraint,
  40                          bool allow_system_table_mods);
  41
  42 extern void index_drop(Oid indexId);
  43
  44 extern IndexInfo *BuildIndexInfo(Relation index);
  45
  46 extern void FormIndexDatum(IndexInfo *indexInfo,
  47                            HeapTuple heapTuple,
  48                            TupleDesc heapDescriptor,
  49                            EState *estate,
  50                            Datum *datum,
  51                            char *nullv);
  52
  53 extern void UpdateStats(Oid relid, double reltuples);
  54 extern bool IndexesAreActive(Relation heaprel);
  55 extern void setRelhasindex(Oid relid, bool hasindex,
  56                            bool isprimary, Oid reltoastidxid);
  57
  58 extern void setNewRelfilenode(Relation relation);
  59
  60 extern bool SetReindexProcessing(bool processing);
  61 extern bool IsReindexProcessing(void);
  62
  63 extern void index_build(Relation heapRelation, Relation indexRelation,
  64                         IndexInfo *indexInfo);
  65
  66 extern double IndexBuildHeapScan(Relation heapRelation,
  67                                    Relation indexRelation,
  68                                    IndexInfo *indexInfo,
  69                                    IndexBuildCallback callback,
  70                                    void *callback_state);
  71
  72 extern bool activate_indexes_of_a_table(Relation heaprel, bool activate);
  73
  74 extern bool reindex_index(Oid indexId, bool force, bool inplace);
  75 extern bool reindex_relation(Oid relid, bool force);
  76
  77 #endif   /* INDEX_H */