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185 lines
9.0 KiB
C
185 lines
9.0 KiB
C
/*-------------------------------------------------------------------------
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*
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* indexing.h
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* This file provides some definitions to support indexing
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* on system catalogs
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*
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*
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* Portions Copyright (c) 1996-2001, PostgreSQL Global Development Group
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* Portions Copyright (c) 1994, Regents of the University of California
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*
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* $Id: indexing.h,v 1.48 2001/03/22 04:00:36 momjian Exp $
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*
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*-------------------------------------------------------------------------
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*/
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#ifndef INDEXING_H
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#define INDEXING_H
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#include "access/htup.h"
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/*
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* Number of indices that exist for each system catalog
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*/
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#define Num_pg_aggregate_indices 1
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#define Num_pg_am_indices 1
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#define Num_pg_amop_indices 2
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#define Num_pg_attr_indices 2
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#define Num_pg_attrdef_indices 1
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#define Num_pg_class_indices 2
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#define Num_pg_description_indices 1
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#define Num_pg_group_indices 2
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#define Num_pg_index_indices 2
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#define Num_pg_inherits_indices 1
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#define Num_pg_language_indices 2
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#define Num_pg_largeobject_indices 1
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#define Num_pg_listener_indices 1
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#define Num_pg_opclass_indices 2
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#define Num_pg_operator_indices 2
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#define Num_pg_proc_indices 2
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#define Num_pg_relcheck_indices 1
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#define Num_pg_rewrite_indices 2
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#define Num_pg_shadow_indices 2
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#define Num_pg_statistic_indices 1
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#define Num_pg_trigger_indices 3
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#define Num_pg_type_indices 2
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/*
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* Names of indices on system catalogs
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*/
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#define AccessMethodOpidIndex "pg_amop_opid_index"
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#define AccessMethodStrategyIndex "pg_amop_strategy_index"
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#define AggregateNameTypeIndex "pg_aggregate_name_type_index"
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#define AmNameIndex "pg_am_name_index"
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#define AttrDefaultIndex "pg_attrdef_adrelid_index"
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#define AttributeRelidNameIndex "pg_attribute_relid_attnam_index"
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#define AttributeRelidNumIndex "pg_attribute_relid_attnum_index"
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#define ClassNameIndex "pg_class_relname_index"
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#define ClassOidIndex "pg_class_oid_index"
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#define DescriptionObjIndex "pg_description_objoid_index"
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#define GroupNameIndex "pg_group_name_index"
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#define GroupSysidIndex "pg_group_sysid_index"
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#define IndexIndrelidIndex "pg_index_indrelid_index"
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#define IndexRelidIndex "pg_index_indexrelid_index"
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#define InheritsRelidSeqnoIndex "pg_inherits_relid_seqno_index"
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#define LanguageNameIndex "pg_language_name_index"
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#define LanguageOidIndex "pg_language_oid_index"
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#define LargeObjectLOidPNIndex "pg_largeobject_loid_pn_index"
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#define ListenerPidRelnameIndex "pg_listener_pid_relname_index"
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#define OpclassDeftypeIndex "pg_opclass_deftype_index"
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#define OpclassNameIndex "pg_opclass_name_index"
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#define OperatorNameIndex "pg_operator_oprname_l_r_k_index"
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#define OperatorOidIndex "pg_operator_oid_index"
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#define ProcedureNameIndex "pg_proc_proname_narg_type_index"
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#define ProcedureOidIndex "pg_proc_oid_index"
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#define RelCheckIndex "pg_relcheck_rcrelid_index"
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#define RewriteOidIndex "pg_rewrite_oid_index"
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#define RewriteRulenameIndex "pg_rewrite_rulename_index"
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#define ShadowNameIndex "pg_shadow_name_index"
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#define ShadowSysidIndex "pg_shadow_sysid_index"
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#define StatisticRelidAttnumIndex "pg_statistic_relid_att_index"
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#define TriggerConstrNameIndex "pg_trigger_tgconstrname_index"
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#define TriggerConstrRelidIndex "pg_trigger_tgconstrrelid_index"
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#define TriggerRelidIndex "pg_trigger_tgrelid_index"
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#define TypeNameIndex "pg_type_typname_index"
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#define TypeOidIndex "pg_type_oid_index"
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extern char *Name_pg_aggregate_indices[];
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extern char *Name_pg_am_indices[];
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extern char *Name_pg_amop_indices[];
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extern char *Name_pg_attr_indices[];
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extern char *Name_pg_attrdef_indices[];
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extern char *Name_pg_class_indices[];
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extern char *Name_pg_description_indices[];
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extern char *Name_pg_group_indices[];
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extern char *Name_pg_index_indices[];
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extern char *Name_pg_inherits_indices[];
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extern char *Name_pg_language_indices[];
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extern char *Name_pg_largeobject_indices[];
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extern char *Name_pg_listener_indices[];
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extern char *Name_pg_opclass_indices[];
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extern char *Name_pg_operator_indices[];
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extern char *Name_pg_proc_indices[];
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extern char *Name_pg_relcheck_indices[];
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extern char *Name_pg_rewrite_indices[];
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extern char *Name_pg_shadow_indices[];
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extern char *Name_pg_statistic_indices[];
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extern char *Name_pg_trigger_indices[];
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extern char *Name_pg_type_indices[];
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extern char *IndexedCatalogNames[];
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/*
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* indexing.c prototypes
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*/
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extern void CatalogOpenIndices(int nIndices, char **names, Relation *idescs);
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extern void CatalogCloseIndices(int nIndices, Relation *idescs);
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extern void CatalogIndexInsert(Relation *idescs, int nIndices,
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Relation heapRelation, HeapTuple heapTuple);
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/*
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* Canned functions for indexscans on certain system indexes.
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* All index-value arguments should be passed as Datum for portability!
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*/
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extern HeapTuple AttributeRelidNumIndexScan(Relation heapRelation,
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Datum relid, Datum attnum);
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extern HeapTuple ClassNameIndexScan(Relation heapRelation, Datum relName);
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extern HeapTuple ClassOidIndexScan(Relation heapRelation, Datum relId);
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/*
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* What follows are lines processed by genbki.sh to create the statements
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* the bootstrap parser will turn into DefineIndex commands.
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*
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* The keyword is DECLARE_INDEX every thing after that is just like in a
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* normal specification of the 'define index' POSTQUEL command.
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*/
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DECLARE_UNIQUE_INDEX(pg_aggregate_name_type_index on pg_aggregate using btree(aggname name_ops, aggbasetype oid_ops));
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DECLARE_UNIQUE_INDEX(pg_am_name_index on pg_am using btree(amname name_ops));
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DECLARE_UNIQUE_INDEX(pg_amop_opid_index on pg_amop using btree(amopclaid oid_ops, amopopr oid_ops, amopid oid_ops));
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DECLARE_UNIQUE_INDEX(pg_amop_strategy_index on pg_amop using btree(amopid oid_ops, amopclaid oid_ops, amopstrategy int2_ops));
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/* This following index is not used for a cache and is not unique */
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DECLARE_INDEX(pg_attrdef_adrelid_index on pg_attrdef using btree(adrelid oid_ops));
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DECLARE_UNIQUE_INDEX(pg_attribute_relid_attnam_index on pg_attribute using btree(attrelid oid_ops, attname name_ops));
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DECLARE_UNIQUE_INDEX(pg_attribute_relid_attnum_index on pg_attribute using btree(attrelid oid_ops, attnum int2_ops));
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DECLARE_UNIQUE_INDEX(pg_class_oid_index on pg_class using btree(oid oid_ops));
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DECLARE_UNIQUE_INDEX(pg_class_relname_index on pg_class using btree(relname name_ops));
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DECLARE_UNIQUE_INDEX(pg_description_objoid_index on pg_description using btree(objoid oid_ops));
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DECLARE_UNIQUE_INDEX(pg_group_name_index on pg_group using btree(groname name_ops));
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DECLARE_UNIQUE_INDEX(pg_group_sysid_index on pg_group using btree(grosysid int4_ops));
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/* This following index is not used for a cache and is not unique */
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DECLARE_INDEX(pg_index_indrelid_index on pg_index using btree(indrelid oid_ops));
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DECLARE_UNIQUE_INDEX(pg_index_indexrelid_index on pg_index using btree(indexrelid oid_ops));
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DECLARE_UNIQUE_INDEX(pg_inherits_relid_seqno_index on pg_inherits using btree(inhrelid oid_ops, inhseqno int4_ops));
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DECLARE_UNIQUE_INDEX(pg_language_name_index on pg_language using btree(lanname name_ops));
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DECLARE_UNIQUE_INDEX(pg_language_oid_index on pg_language using btree(oid oid_ops));
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DECLARE_UNIQUE_INDEX(pg_largeobject_loid_pn_index on pg_largeobject using btree(loid oid_ops, pageno int4_ops));
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DECLARE_UNIQUE_INDEX(pg_listener_pid_relname_index on pg_listener using btree(listenerpid int4_ops, relname name_ops));
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/* This column needs to allow multiple zero entries, but is in the cache */
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DECLARE_INDEX(pg_opclass_deftype_index on pg_opclass using btree(opcdeftype oid_ops));
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DECLARE_UNIQUE_INDEX(pg_opclass_name_index on pg_opclass using btree(opcname name_ops));
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DECLARE_UNIQUE_INDEX(pg_operator_oid_index on pg_operator using btree(oid oid_ops));
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DECLARE_UNIQUE_INDEX(pg_operator_oprname_l_r_k_index on pg_operator using btree(oprname name_ops, oprleft oid_ops, oprright oid_ops, oprkind char_ops));
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DECLARE_UNIQUE_INDEX(pg_proc_oid_index on pg_proc using btree(oid oid_ops));
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DECLARE_UNIQUE_INDEX(pg_proc_proname_narg_type_index on pg_proc using btree(proname name_ops, pronargs int2_ops, proargtypes oidvector_ops));
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/* This following index is not used for a cache and is not unique */
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DECLARE_INDEX(pg_relcheck_rcrelid_index on pg_relcheck using btree(rcrelid oid_ops));
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DECLARE_UNIQUE_INDEX(pg_rewrite_oid_index on pg_rewrite using btree(oid oid_ops));
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DECLARE_UNIQUE_INDEX(pg_rewrite_rulename_index on pg_rewrite using btree(rulename name_ops));
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/*
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xDECLARE_UNIQUE_INDEX(pg_shadow_name_index on pg_shadow using btree(usename name_ops));
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xDECLARE_UNIQUE_INDEX(pg_shadow_sysid_index on pg_shadow using btree(usesysid int4_ops));
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*/
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DECLARE_INDEX(pg_statistic_relid_att_index on pg_statistic using btree(starelid oid_ops, staattnum int2_ops));
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DECLARE_INDEX(pg_trigger_tgconstrname_index on pg_trigger using btree(tgconstrname name_ops));
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DECLARE_INDEX(pg_trigger_tgconstrrelid_index on pg_trigger using btree(tgconstrrelid oid_ops));
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DECLARE_INDEX(pg_trigger_tgrelid_index on pg_trigger using btree(tgrelid oid_ops));
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DECLARE_UNIQUE_INDEX(pg_type_oid_index on pg_type using btree(oid oid_ops));
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DECLARE_UNIQUE_INDEX(pg_type_typname_index on pg_type using btree(typname name_ops));
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/* now build indices in the initialization scripts */
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BUILD_INDICES
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#endif /* INDEXING_H */
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