syscache.c File Reference

#include "postgres.h"
#include "access/htup_details.h"
#include "access/sysattr.h"
#include "catalog/indexing.h"
#include "catalog/pg_aggregate.h"
#include "catalog/pg_am.h"
#include "catalog/pg_amop.h"
#include "catalog/pg_amproc.h"
#include "catalog/pg_auth_members.h"
#include "catalog/pg_authid.h"
#include "catalog/pg_cast.h"
#include "catalog/pg_collation.h"
#include "catalog/pg_constraint.h"
#include "catalog/pg_conversion.h"
#include "catalog/pg_database.h"
#include "catalog/pg_db_role_setting.h"
#include "catalog/pg_default_acl.h"
#include "catalog/pg_depend.h"
#include "catalog/pg_description.h"
#include "catalog/pg_enum.h"
#include "catalog/pg_event_trigger.h"
#include "catalog/pg_foreign_data_wrapper.h"
#include "catalog/pg_foreign_server.h"
#include "catalog/pg_foreign_table.h"
#include "catalog/pg_language.h"
#include "catalog/pg_namespace.h"
#include "catalog/pg_opclass.h"
#include "catalog/pg_operator.h"
#include "catalog/pg_opfamily.h"
#include "catalog/pg_partitioned_table.h"
#include "catalog/pg_proc.h"
#include "catalog/pg_publication.h"
#include "catalog/pg_publication_rel.h"
#include "catalog/pg_range.h"
#include "catalog/pg_replication_origin.h"
#include "catalog/pg_rewrite.h"
#include "catalog/pg_seclabel.h"
#include "catalog/pg_sequence.h"
#include "catalog/pg_shdepend.h"
#include "catalog/pg_shdescription.h"
#include "catalog/pg_shseclabel.h"
#include "catalog/pg_statistic.h"
#include "catalog/pg_statistic_ext.h"
#include "catalog/pg_statistic_ext_data.h"
#include "catalog/pg_subscription.h"
#include "catalog/pg_subscription_rel.h"
#include "catalog/pg_tablespace.h"
#include "catalog/pg_transform.h"
#include "catalog/pg_ts_config.h"
#include "catalog/pg_ts_config_map.h"
#include "catalog/pg_ts_dict.h"
#include "catalog/pg_ts_parser.h"
#include "catalog/pg_ts_template.h"
#include "catalog/pg_type.h"
#include "catalog/pg_user_mapping.h"
#include "lib/qunique.h"
#include "utils/catcache.h"
#include "utils/rel.h"
#include "utils/syscache.h"

Include dependency graph for syscache.c:

Go to the source code of this file.

Data Structures
struct	cachedesc

Functions
static int	oid_compare (const void *a, const void *b)
void	InitCatalogCache (void)
void	InitCatalogCachePhase2 (void)
HeapTuple	SearchSysCache (int cacheId, Datum key1, Datum key2, Datum key3, Datum key4)
HeapTuple	SearchSysCache1 (int cacheId, Datum key1)
HeapTuple	SearchSysCache2 (int cacheId, Datum key1, Datum key2)
HeapTuple	SearchSysCache3 (int cacheId, Datum key1, Datum key2, Datum key3)
HeapTuple	SearchSysCache4 (int cacheId, Datum key1, Datum key2, Datum key3, Datum key4)
void	ReleaseSysCache (HeapTuple tuple)
HeapTuple	SearchSysCacheCopy (int cacheId, Datum key1, Datum key2, Datum key3, Datum key4)
bool	SearchSysCacheExists (int cacheId, Datum key1, Datum key2, Datum key3, Datum key4)
Oid	GetSysCacheOid (int cacheId, AttrNumber oidcol, Datum key1, Datum key2, Datum key3, Datum key4)
HeapTuple	SearchSysCacheAttName (Oid relid, const char *attname)
HeapTuple	SearchSysCacheCopyAttName (Oid relid, const char *attname)
bool	SearchSysCacheExistsAttName (Oid relid, const char *attname)
HeapTuple	SearchSysCacheAttNum (Oid relid, int16 attnum)
HeapTuple	SearchSysCacheCopyAttNum (Oid relid, int16 attnum)
Datum	SysCacheGetAttr (int cacheId, HeapTuple tup, AttrNumber attributeNumber, bool *isNull)
uint32	GetSysCacheHashValue (int cacheId, Datum key1, Datum key2, Datum key3, Datum key4)
struct catclist *	SearchSysCacheList (int cacheId, int nkeys, Datum key1, Datum key2, Datum key3)
void	SysCacheInvalidate (int cacheId, uint32 hashValue)
bool	RelationInvalidatesSnapshotsOnly (Oid relid)
bool	RelationHasSysCache (Oid relid)
bool	RelationSupportsSysCache (Oid relid)

Variables
static const struct cachedesc	cacheinfo []
static CatCache *	SysCache [SysCacheSize]
static bool	CacheInitialized = false
static Oid	SysCacheRelationOid [SysCacheSize]
static int	SysCacheRelationOidSize
static Oid	SysCacheSupportingRelOid [SysCacheSize *2]
static int	SysCacheSupportingRelOidSize

Function Documentation

GetSysCacheHashValue()

uint32 GetSysCacheHashValue	(	int	cacheId,
		Datum	key1,
		Datum	key2,
		Datum	key3,
		Datum	key4
	)

Definition at line 1412 of file syscache.c.

References elog, ERROR, GetCatCacheHashValue(), PointerIsValid, and SysCacheSize.

{
    if (cacheId < 0 || cacheId >= SysCacheSize ||
        !PointerIsValid(SysCache[cacheId]))
        elog(ERROR, "invalid cache ID: %d", cacheId);

    return GetCatCacheHashValue(SysCache[cacheId], key1, key2, key3, key4);
}

GetSysCacheOid()

Oid GetSysCacheOid	(	int	cacheId,
		AttrNumber	oidcol,
		Datum	key1,
		Datum	key2,
		Datum	key3,
		Datum	key4
	)

Definition at line 1225 of file syscache.c.

References Assert, heap_getattr, HeapTupleIsValid, InvalidOid, ReleaseSysCache(), and SearchSysCache().

{
    HeapTuple   tuple;
    bool        isNull;
    Oid         result;

    tuple = SearchSysCache(cacheId, key1, key2, key3, key4);
    if (!HeapTupleIsValid(tuple))
        return InvalidOid;
    result = heap_getattr(tuple, oidcol,
                          SysCache[cacheId]->cc_tupdesc,
                          &isNull);
    Assert(!isNull);            /* columns used as oids should never be NULL */
    ReleaseSysCache(tuple);
    return result;
}

InitCatalogCache()

void InitCatalogCache

(

void

)

Definition at line 1010 of file syscache.c.

References Assert, CacheInitialized, elog, ERROR, cachedesc::indoid, InitCatCache(), cachedesc::key, lengthof, cachedesc::nbuckets, cachedesc::nkeys, oid_compare(), pg_qsort(), PointerIsValid, qunique(), RelationInvalidatesSnapshotsOnly(), cachedesc::reloid, StaticAssertStmt, SysCacheRelationOid, SysCacheRelationOidSize, SysCacheSize, SysCacheSupportingRelOid, and SysCacheSupportingRelOidSize.

Referenced by InitPostgres().

{
    int         cacheId;

    StaticAssertStmt(SysCacheSize == (int) lengthof(cacheinfo),
                     "SysCacheSize does not match syscache.c's array");

    Assert(!CacheInitialized);

    SysCacheRelationOidSize = SysCacheSupportingRelOidSize = 0;

    for (cacheId = 0; cacheId < SysCacheSize; cacheId++)
    {
        SysCache[cacheId] = InitCatCache(cacheId,
                                         cacheinfo[cacheId].reloid,
                                         cacheinfo[cacheId].indoid,
                                         cacheinfo[cacheId].nkeys,
                                         cacheinfo[cacheId].key,
                                         cacheinfo[cacheId].nbuckets);
        if (!PointerIsValid(SysCache[cacheId]))
            elog(ERROR, "could not initialize cache %u (%d)",
                 cacheinfo[cacheId].reloid, cacheId);
        /* Accumulate data for OID lists, too */
        SysCacheRelationOid[SysCacheRelationOidSize++] =
            cacheinfo[cacheId].reloid;
        SysCacheSupportingRelOid[SysCacheSupportingRelOidSize++] =
            cacheinfo[cacheId].reloid;
        SysCacheSupportingRelOid[SysCacheSupportingRelOidSize++] =
            cacheinfo[cacheId].indoid;
        /* see comments for RelationInvalidatesSnapshotsOnly */
        Assert(!RelationInvalidatesSnapshotsOnly(cacheinfo[cacheId].reloid));
    }

    Assert(SysCacheRelationOidSize <= lengthof(SysCacheRelationOid));
    Assert(SysCacheSupportingRelOidSize <= lengthof(SysCacheSupportingRelOid));

    /* Sort and de-dup OID arrays, so we can use binary search. */
    pg_qsort(SysCacheRelationOid, SysCacheRelationOidSize,
             sizeof(Oid), oid_compare);
    SysCacheRelationOidSize =
        qunique(SysCacheRelationOid, SysCacheRelationOidSize, sizeof(Oid),
                oid_compare);

    pg_qsort(SysCacheSupportingRelOid, SysCacheSupportingRelOidSize,
             sizeof(Oid), oid_compare);
    SysCacheSupportingRelOidSize =
        qunique(SysCacheSupportingRelOid, SysCacheSupportingRelOidSize,
                sizeof(Oid), oid_compare);

    CacheInitialized = true;
}

InitCatalogCachePhase2()

void InitCatalogCachePhase2

(

void

)

Definition at line 1075 of file syscache.c.

References Assert, CacheInitialized, InitCatCachePhase2(), and SysCacheSize.

Referenced by RelationCacheInitializePhase3().

{
    int         cacheId;

    Assert(CacheInitialized);

    for (cacheId = 0; cacheId < SysCacheSize; cacheId++)
        InitCatCachePhase2(SysCache[cacheId], true);
}

oid_compare()

static int oid_compare ( const void *  a, const void *  b  )

static

Definition at line 1546 of file syscache.c.

Referenced by InitCatalogCache().

{
    Oid         oa = *((const Oid *) a);
    Oid         ob = *((const Oid *) b);

    if (oa == ob)
        return 0;
    return (oa > ob) ? 1 : -1;
}

RelationHasSysCache()

bool RelationHasSysCache

(

Oid

relid

)

Definition at line 1496 of file syscache.c.

References SysCacheRelationOid, and SysCacheRelationOidSize.

Referenced by GetNonHistoricCatalogSnapshot().

{
    int         low = 0,
                high = SysCacheRelationOidSize - 1;

    while (low <= high)
    {
        int         middle = low + (high - low) / 2;

        if (SysCacheRelationOid[middle] == relid)
            return true;
        if (SysCacheRelationOid[middle] < relid)
            low = middle + 1;
        else
            high = middle - 1;
    }

    return false;
}

RelationInvalidatesSnapshotsOnly()

bool RelationInvalidatesSnapshotsOnly

(

Oid

relid

)

Definition at line 1473 of file syscache.c.

Referenced by CacheInvalidateHeapTuple(), GetNonHistoricCatalogSnapshot(), and InitCatalogCache().

{
    switch (relid)
    {
        case DbRoleSettingRelationId:
        case DependRelationId:
        case SharedDependRelationId:
        case DescriptionRelationId:
        case SharedDescriptionRelationId:
        case SecLabelRelationId:
        case SharedSecLabelRelationId:
            return true;
        default:
            break;
    }

    return false;
}

RelationSupportsSysCache()

bool RelationSupportsSysCache

(

Oid

relid

)

Definition at line 1521 of file syscache.c.

References SysCacheSupportingRelOid, and SysCacheSupportingRelOidSize.

Referenced by RelationIdIsInInitFile().

{
    int         low = 0,
                high = SysCacheSupportingRelOidSize - 1;

    while (low <= high)
    {
        int         middle = low + (high - low) / 2;

        if (SysCacheSupportingRelOid[middle] == relid)
            return true;
        if (SysCacheSupportingRelOid[middle] < relid)
            low = middle + 1;
        else
            high = middle - 1;
    }

    return false;
}

ReleaseSysCache()

void ReleaseSysCache

(

HeapTuple

tuple

)

Definition at line 1164 of file syscache.c.

References ReleaseCatCache().

Referenced by aclitemout(), add_cast_to(), add_function_cost(), AddEnumLabel(), AddRoleMems(), AggregateCreate(), AlterDomainValidateConstraint(), AlterEnum(), AlterObjectRename_internal(), AlterOpFamily(), AlterRole(), AlterRoleSet(), AlterSchemaOwner(), AlterSchemaOwner_oid(), AlterStatistics(), AlterTSConfiguration(), AlterTSDictionary(), AlterType(), AlterTypeOwner(), AlterTypeOwner_oid(), amvalidate(), appendAggOrderBy(), appendFunctionName(), assignOperTypes(), assignProcTypes(), ATAddForeignKeyConstraint(), ATDetachCheckNoForeignKeyRefs(), ATExecAddColumn(), ATExecAddOf(), ATExecAlterColumnGenericOptions(), ATExecAlterColumnType(), ATExecChangeOwner(), ATExecCheckNotNull(), ATExecDetachPartition(), ATExecDropColumn(), ATExecDropNotNull(), ATExecSetOptions(), ATExecSetRelOptions(), ATPostAlterTypeCleanup(), ATPrepAlterColumnType(), blvalidate(), brincostestimate(), brinvalidate(), btcostestimate(), btvalidate(), build_coercion_expression(), CacheInvalidateRelcacheByRelid(), call_pltcl_start_proc(), CallStmtResultDesc(), check_amop_signature(), check_amproc_signature(), check_enable_rls(), check_for_column_name_collision(), check_hash_func_signature(), check_object_ownership(), check_role(), check_session_authorization(), check_sql_fn_statements(), check_TSCurrentConfig(), CheckFunctionValidatorAccess(), CheckIndexCompatible(), CheckMyDatabase(), CloneFkReferenced(), CloneFkReferencing(), coerce_type(), CollationIsVisible(), column_privilege_check(), compatible_oper(), compatible_oper_opid(), compile_plperl_function(), compile_pltcl_function(), compute_return_type(), ComputeIndexAttrs(), ComputePartitionAttrs(), ConstraintSetParentConstraint(), ConstructTupleDescriptor(), ConversionIsVisible(), convert_column_name(), CreateCast(), CreateFunction(), CreateProceduralLanguage(), CreateRole(), CreateSchemaCommand(), CreateStatistics(), CreateTransform(), DefineCollation(), DefineDomain(), DefineIndex(), DefineOpClass(), DefineTSConfiguration(), DefineType(), DeleteRelationTuple(), DeleteSequenceTuple(), DelRoleMems(), deparseOpExpr(), deparseScalarArrayOpExpr(), do_autovacuum(), do_compile(), do_setval(), dropdb(), DropObjectById(), DropRole(), DropSubscription(), enum_cmp_internal(), enum_in(), enum_out(), enum_recv(), enum_send(), errdatatype(), eval_const_expressions_mutator(), examine_simple_variable(), examine_variable(), exec_stmt_call(), ExecGrant_Attribute(), ExecGrant_Database(), ExecGrant_Fdw(), ExecGrant_ForeignServer(), ExecGrant_Function(), ExecGrant_Language(), ExecGrant_Namespace(), ExecGrant_Relation(), ExecGrant_Tablespace(), ExecGrant_Type(), ExecHashBuildSkewHash(), ExecInitAgg(), ExecuteCallStmt(), ExecuteDoStmt(), expand_all_col_privileges(), expand_vacuum_rel(), fetch_agg_sort_op(), fetch_fp_info(), find_coercion_pathway(), find_typmod_coercion_function(), fixup_whole_row_references(), flatten_reloptions(), fmgr_c_validator(), fmgr_info_cxt_security(), fmgr_info_other_lang(), fmgr_internal_validator(), fmgr_security_definer(), fmgr_sql_validator(), fmgr_symbol(), format_operator_extended(), format_operator_parts(), format_procedure_extended(), format_procedure_parts(), format_type_extended(), func_get_detail(), func_parallel(), func_strict(), func_volatile(), FuncNameAsType(), FunctionIsVisible(), generate_collation_name(), generate_function_name(), generate_operator_clause(), generate_operator_name(), generate_partition_qual(), generate_qualified_relation_name(), generate_qualified_type_name(), generate_relation_name(), generateClonedExtStatsStmt(), generateClonedIndexStmt(), get_agg_clause_costs_walker(), get_am_name(), get_am_type_oid(), get_array_type(), get_attavgwidth(), get_attgenerated(), get_attname(), get_attnum(), get_attoptions(), get_attribute_options(), get_attstatsslot(), get_atttype(), get_atttypetypmodcoll(), get_base_element_type(), get_collation(), get_collation_isdeterministic(), get_collation_name(), get_commutator(), get_constraint_name(), get_database_name(), get_db_info(), get_default_acl_internal(), get_default_partition_oid(), get_element_type(), get_func_leakproof(), get_func_name(), get_func_namespace(), get_func_nargs(), get_func_prokind(), get_func_result_name(), get_func_retset(), get_func_rettype(), get_func_signature(), get_func_support(), get_func_variadictype(), get_function_rows(), get_index_column_opclass(), get_index_isclustered(), get_index_isreplident(), get_index_isvalid(), get_language_name(), get_namespace_name(), get_negator(), get_object_address_defacl(), get_object_address_opf_member(), get_object_address_type(), get_object_address_usermapping(), get_object_namespace(), get_op_opfamily_properties(), get_op_opfamily_sortfamily(), get_op_opfamily_strategy(), get_op_rettype(), get_opclass(), get_opclass_family(), get_opclass_input_type(), get_opclass_name(), get_opclass_oid(), get_opclass_opfamily_and_input_type(), get_opcode(), get_oper_expr(), get_opfamily_member(), get_opfamily_oid(), get_opfamily_proc(), get_opname(), get_oprjoin(), get_oprrest(), get_publication_name(), get_qual_for_range(), get_range_collation(), get_range_subtype(), get_rel_name(), get_rel_namespace(), get_rel_persistence(), get_rel_relispartition(), get_rel_relkind(), get_rel_tablespace(), get_rel_type_id(), get_relation_statistics(), get_relname_relid(), get_rewrite_oid(), get_role_password(), get_rolespec_name(), get_rte_attribute_is_dropped(), get_subscription_name(), get_tablespace(), get_transform_fromsql(), get_transform_tosql(), get_typ_typrelid(), get_typbyval(), get_typcollation(), get_typdefault(), get_type_category_preferred(), get_type_io_data(), get_typisdefined(), get_typlen(), get_typlenbyval(), get_typlenbyvalalign(), get_typmodin(), get_typstorage(), get_typtype(), getBaseTypeAndTypmod(), GetFdwRoutineByServerId(), GetForeignColumnOptions(), GetForeignDataWrapperExtended(), GetForeignServerExtended(), GetForeignServerIdByRelId(), GetForeignTable(), GetIndexAmRoutineByAmId(), getObjectDescription(), getObjectIdentityParts(), getOpFamilyDescription(), getOpFamilyIdentity(), getProcedureTypeDescription(), GetPublication(), getRelationDescription(), getRelationIdentity(), GetRelationPublicationActions(), getRelationTypeDescription(), GetSubscription(), GetSubscriptionRelState(), GetSysCacheOid(), getTypeBinaryInputInfo(), getTypeBinaryOutputInfo(), getTypeInputInfo(), getTypeOutputInfo(), GetUserMapping(), GetUserNameFromId(), ginvalidate(), gistvalidate(), has_bypassrls_privilege(), has_createrole_privilege(), has_rolinherit(), has_rolreplication(), has_subclass(), hash_ok_operator(), hashvalidate(), have_createdb_privilege(), heap_drop_with_catalog(), inclusion_get_strategy_procinfo(), index_check_primary_key(), index_concurrently_create_copy(), index_create(), index_drop(), index_get_partition(), indexam_property(), IndexGetRelation(), IndexSupportsBackwardScan(), init_sql_fcache(), initialize_peragg(), InitializeSessionUserId(), inline_set_returning_function(), InsertRule(), internal_get_result_type(), interpret_function_parameter_list(), IsBinaryCoercible(), load_domaintype_info(), load_rangetype_info(), logicalrep_write_tuple(), logicalrep_write_typ(), lookup_collation(), lookup_collation_cache(), lookup_ts_config_cache(), lookup_ts_dictionary_cache(), lookup_ts_parser_cache(), lookup_type_cache(), LookupTypeNameOid(), make_inh_translation_list(), make_new_heap(), make_op(), make_scalar_array_op(), map_sql_table_to_xmlschema(), map_sql_type_to_xml_name(), minmax_get_strategy_procinfo(), nextval_internal(), op_hashjoinable(), op_input_types(), op_mergejoinable(), OpclassIsVisible(), OperatorGet(), OperatorIsVisible(), OpernameGetOprid(), OpfamilyIsVisible(), ParseFuncOrColumn(), parseTypeString(), pg_attribute_aclcheck_all(), pg_attribute_aclmask(), pg_class_aclmask(), pg_class_ownercheck(), pg_collation_actual_version(), pg_collation_ownercheck(), pg_conversion_ownercheck(), pg_database_aclmask(), pg_database_ownercheck(), pg_event_trigger_ownercheck(), pg_foreign_data_wrapper_aclmask(), pg_foreign_data_wrapper_ownercheck(), pg_foreign_server_aclmask(), pg_foreign_server_ownercheck(), pg_get_constraintdef_worker(), pg_get_function_arg_default(), pg_get_function_arguments(), pg_get_function_identity_arguments(), pg_get_function_result(), pg_get_functiondef(), pg_get_indexdef_worker(), pg_get_partkeydef_worker(), pg_get_statisticsobj_worker(), pg_get_userbyid(), pg_language_aclmask(), pg_language_ownercheck(), pg_namespace_aclmask(), pg_namespace_ownercheck(), pg_newlocale_from_collation(), pg_nextoid(), pg_opclass_ownercheck(), pg_oper_ownercheck(), pg_opfamily_ownercheck(), pg_proc_aclmask(), pg_proc_ownercheck(), pg_publication_ownercheck(), pg_relation_filenode(), pg_relation_filepath(), pg_relation_is_publishable(), pg_sequence_parameters(), pg_statistics_object_ownercheck(), pg_subscription_ownercheck(), pg_tablespace_aclmask(), pg_tablespace_ownercheck(), pg_ts_config_ownercheck(), pg_ts_dict_ownercheck(), pg_type_aclmask(), pg_type_ownercheck(), pgfdw_reject_incomplete_xact_state_change(), plperl_validator(), plpgsql_build_datatype(), plpgsql_compile(), plpgsql_parse_cwordtype(), plpgsql_parse_wordtype(), plpgsql_validator(), plpython_validator(), PLy_procedure_create(), PLy_procedure_get(), prepare_column_cache(), print_function_arguments(), ProcedureCreate(), RangeVarCallbackForAlterRelation(), RangeVarCallbackForAttachIndex(), RangeVarCallbackForDropRelation(), RangeVarCallbackForPolicy(), RangeVarCallbackForRenameAttribute(), RangeVarCallbackForRenameRule(), RangeVarCallbackForRenameTrigger(), RangeVarCallbackForTruncate(), RangeVarCallbackOwnsRelation(), recomputeNamespacePath(), recordExtObjInitPriv(), refresh_by_match_merge(), regclassout(), regcollationout(), regconfigout(), regdictionaryout(), regoperout(), regprocout(), regtypeout(), relation_mark_replica_identity(), RelationBuildPartitionDesc(), RelationBuildPartitionKey(), RelationCacheInitializePhase3(), RelationClearMissing(), relationHasPrimaryKey(), RelationInitIndexAccessInfo(), RelationInitTableAccessMethod(), RelationIsVisible(), RelationReloadIndexInfo(), RemoveConstraintById(), removeExtObjInitPriv(), RemoveFunctionById(), RemoveOperatorById(), RemovePartitionKeyByRelId(), RemovePublicationRelById(), RemoveStatisticsById(), RemoveTSConfigurationById(), RemoveTypeById(), rename_constraint_internal(), RenameConstraint(), RenameRole(), replorigin_by_name(), replorigin_by_oid(), replorigin_drop(), ResetSequence(), ResolveOpClass(), ri_GenerateQualCollation(), ri_LoadConstraintInfo(), SearchSysCacheAttName(), SearchSysCacheAttNum(), SearchSysCacheCopy(), SearchSysCacheCopyAttName(), SearchSysCacheCopyAttNum(), SearchSysCacheExists(), SearchSysCacheExistsAttName(), sepgsql_proc_setattr(), sepgsql_relation_setattr(), sequence_options(), SetAttrMissing(), SetDefaultACL(), simplify_function(), spgvalidate(), SPI_gettype(), statext_dependencies_load(), statext_mcv_load(), statext_ndistinct_load(), statext_store(), StatisticsObjIsVisible(), superuser_arg(), transformColumnDefinition(), transformColumnNameList(), transformColumnType(), transformContainerType(), transformFkeyCheckAttrs(), transformFkeyGetPrimaryKey(), transformOfType(), triggered_change_notification(), tryAttachPartitionForeignKey(), TryReuseForeignKey(), TSConfigIsVisible(), TSDictionaryIsVisible(), TSParserIsVisible(), TSTemplateIsVisible(), TupleDescInitEntry(), typeidTypeRelid(), typeIsOfTypedTable(), TypeIsVisible(), typenameTypeId(), typenameTypeIdAndMod(), typeOrDomainTypeRelid(), update_attstats(), UpdateStatisticsForTypeChange(), validatePartitionedIndex(), and verify_dictoptions().

{
    ReleaseCatCache(tuple);
}

SearchSysCache()

HeapTuple SearchSysCache	(	int	cacheId,
		Datum	key1,
		Datum	key2,
		Datum	key3,
		Datum	key4
	)

Definition at line 1103 of file syscache.c.

References Assert, PointerIsValid, SearchCatCache(), and SysCacheSize.

Referenced by GetSysCacheOid(), SearchSysCacheCopy(), and SearchSysCacheExists().

{
    Assert(cacheId >= 0 && cacheId < SysCacheSize &&
           PointerIsValid(SysCache[cacheId]));

    return SearchCatCache(SysCache[cacheId], key1, key2, key3, key4);
}

SearchSysCache1()

HeapTuple SearchSysCache1	(	int	cacheId,
		Datum	key1
	)

Definition at line 1116 of file syscache.c.

References Assert, PointerIsValid, SearchCatCache1(), and SysCacheSize.

Referenced by aclitemout(), add_cast_to(), add_function_cost(), AggregateCreate(), AlterDomainValidateConstraint(), AlterEnum(), AlterObjectRename_internal(), AlterOpFamily(), AlterSchemaOwner(), AlterSchemaOwner_oid(), AlterStatistics(), AlterTSDictionary(), AlterTypeOwner_oid(), amvalidate(), appendAggOrderBy(), appendFunctionName(), assignOperTypes(), assignProcTypes(), ATAddForeignKeyConstraint(), ATDetachCheckNoForeignKeyRefs(), ATExecAlterColumnGenericOptions(), ATExecChangeOwner(), ATExecDetachPartition(), ATExecDropNotNull(), ATExecSetRelOptions(), ATPostAlterTypeCleanup(), blvalidate(), brinvalidate(), btvalidate(), build_coercion_expression(), CacheInvalidateRelcacheByRelid(), call_pltcl_start_proc(), CallStmtResultDesc(), check_amop_signature(), check_amproc_signature(), check_enable_rls(), check_hash_func_signature(), check_object_ownership(), check_role(), check_session_authorization(), check_sql_fn_statements(), check_TSCurrentConfig(), CheckFunctionValidatorAccess(), CheckIndexCompatible(), CheckMyDatabase(), CloneFkReferenced(), CloneFkReferencing(), CollationIsVisible(), compile_plperl_function(), compile_pltcl_function(), ComputeIndexAttrs(), ConstraintSetParentConstraint(), ConstructTupleDescriptor(), ConversionIsVisible(), CreateCast(), CreateEventTrigger(), CreateFunction(), CreateProceduralLanguage(), CreateSchemaCommand(), CreateTransform(), DefineCollation(), DefineIndex(), DefineOpClass(), DefineTSConfiguration(), DeleteRelationTuple(), DeleteSequenceTuple(), deparseOpExpr(), deparseScalarArrayOpExpr(), do_autovacuum(), do_compile(), do_setval(), dropdb(), DropObjectById(), DropRole(), enum_cmp_internal(), enum_out(), enum_send(), errdatatype(), eval_const_expressions_mutator(), exec_stmt_call(), ExecGrant_Database(), ExecGrant_Fdw(), ExecGrant_ForeignServer(), ExecGrant_Function(), ExecGrant_Language(), ExecGrant_Namespace(), ExecGrant_Relation(), ExecGrant_Tablespace(), ExecGrant_Type(), ExecInitAgg(), ExecuteCallStmt(), ExecuteDoStmt(), expand_vacuum_rel(), fetch_agg_sort_op(), fetch_fp_info(), fixup_whole_row_references(), flatten_reloptions(), fmgr_c_validator(), fmgr_info_cxt_security(), fmgr_info_other_lang(), fmgr_internal_validator(), fmgr_security_definer(), fmgr_sql_validator(), fmgr_symbol(), format_operator_extended(), format_operator_parts(), format_procedure_extended(), format_procedure_parts(), format_type_extended(), func_get_detail(), func_parallel(), func_strict(), func_volatile(), FunctionIsVisible(), generate_collation_name(), generate_function_name(), generate_operator_clause(), generate_operator_name(), generate_partition_qual(), generate_qualified_relation_name(), generate_qualified_type_name(), generate_relation_name(), generateClonedExtStatsStmt(), generateClonedIndexStmt(), get_agg_clause_costs_walker(), get_am_name(), get_am_type_oid(), get_array_type(), get_attstatsslot(), get_base_element_type(), get_collation(), get_collation_isdeterministic(), get_collation_name(), get_commutator(), get_constraint_name(), get_database_name(), get_db_info(), get_default_partition_oid(), get_element_type(), get_func_leakproof(), get_func_name(), get_func_namespace(), get_func_nargs(), get_func_prokind(), get_func_result_name(), get_func_retset(), get_func_rettype(), get_func_signature(), get_func_support(), get_func_variadictype(), get_function_rows(), get_index_column_opclass(), get_index_isclustered(), get_index_isreplident(), get_index_isvalid(), get_language_name(), get_namespace_name(), get_negator(), get_object_address_defacl(), get_object_address_usermapping(), get_object_namespace(), get_op_rettype(), get_opclass(), get_opclass_family(), get_opclass_input_type(), get_opclass_name(), get_opclass_opfamily_and_input_type(), get_opcode(), get_oper_expr(), get_opname(), get_oprjoin(), get_oprrest(), get_publication_name(), get_qual_for_range(), get_range_collation(), get_range_subtype(), get_rel_name(), get_rel_namespace(), get_rel_persistence(), get_rel_relispartition(), get_rel_relkind(), get_rel_tablespace(), get_rel_type_id(), get_relation_statistics(), get_relname_relid(), get_role_password(), get_rolespec_tuple(), get_subscription_name(), get_tablespace(), get_typ_typrelid(), get_typbyval(), get_typcollation(), get_typdefault(), get_type_category_preferred(), get_type_io_data(), get_typisdefined(), get_typlen(), get_typlenbyval(), get_typlenbyvalalign(), get_typmodin(), get_typstorage(), get_typtype(), getBaseTypeAndTypmod(), GetFdwRoutineByServerId(), GetForeignDataWrapperExtended(), GetForeignServerExtended(), GetForeignServerIdByRelId(), GetForeignTable(), GetIndexAmRoutineByAmId(), getObjectDescription(), getObjectIdentityParts(), getOpFamilyDescription(), getOpFamilyIdentity(), getProcedureTypeDescription(), GetPublication(), getRelationDescription(), getRelationIdentity(), GetRelationPublicationActions(), getRelationTypeDescription(), GetSubscription(), GetTSConfigTuple(), getTypeBinaryInputInfo(), getTypeBinaryOutputInfo(), getTypeInputInfo(), getTypeOutputInfo(), GetUserNameFromId(), ginvalidate(), gistvalidate(), has_bypassrls_privilege(), has_createrole_privilege(), has_rolinherit(), has_rolreplication(), has_subclass(), hash_ok_operator(), hashvalidate(), have_createdb_privilege(), heap_drop_with_catalog(), index_concurrently_create_copy(), index_create(), index_drop(), index_get_partition(), indexam_property(), IndexGetRelation(), IndexSupportsBackwardScan(), init_sql_fcache(), initialize_peragg(), InitializeSessionUserId(), inline_set_returning_function(), internal_get_result_type(), left_oper(), load_domaintype_info(), load_rangetype_info(), logicalrep_write_tuple(), logicalrep_write_typ(), lookup_collation_cache(), lookup_ts_config_cache(), lookup_ts_dictionary_cache(), lookup_ts_parser_cache(), lookup_type_cache(), LookupTypeNameExtended(), make_new_heap(), map_sql_table_to_xmlschema(), map_sql_type_to_xml_name(), nextval_internal(), op_hashjoinable(), op_input_types(), op_mergejoinable(), OpClassCacheLookup(), OpclassIsVisible(), oper(), OperatorIsVisible(), OpFamilyCacheLookup(), OpfamilyIsVisible(), ParseFuncOrColumn(), pg_attribute_aclcheck_all(), pg_attribute_aclmask(), pg_class_aclmask(), pg_class_ownercheck(), pg_collation_actual_version(), pg_collation_ownercheck(), pg_conversion_ownercheck(), pg_database_aclmask(), pg_database_ownercheck(), pg_event_trigger_ownercheck(), pg_foreign_data_wrapper_aclmask(), pg_foreign_data_wrapper_ownercheck(), pg_foreign_server_aclmask(), pg_foreign_server_ownercheck(), pg_get_constraintdef_worker(), pg_get_function_arg_default(), pg_get_function_arguments(), pg_get_function_identity_arguments(), pg_get_function_result(), pg_get_functiondef(), pg_get_indexdef_worker(), pg_get_partkeydef_worker(), pg_get_statisticsobj_worker(), pg_get_userbyid(), pg_language_aclmask(), pg_language_ownercheck(), pg_namespace_aclmask(), pg_namespace_ownercheck(), pg_newlocale_from_collation(), pg_opclass_ownercheck(), pg_oper_ownercheck(), pg_opfamily_ownercheck(), pg_proc_aclmask(), pg_proc_ownercheck(), pg_publication_ownercheck(), pg_relation_filenode(), pg_relation_filepath(), pg_relation_is_publishable(), pg_sequence_parameters(), pg_statistics_object_ownercheck(), pg_subscription_ownercheck(), pg_tablespace_aclmask(), pg_tablespace_ownercheck(), pg_ts_config_ownercheck(), pg_ts_dict_ownercheck(), pg_type_aclmask(), pg_type_ownercheck(), pgfdw_reject_incomplete_xact_state_change(), plperl_validator(), plpgsql_build_datatype(), plpgsql_compile(), plpgsql_parse_cwordtype(), plpgsql_validator(), plpython_validator(), PLy_procedure_create(), PLy_procedure_get(), prepare_column_cache(), print_function_arguments(), RangeVarCallbackForAlterRelation(), RangeVarCallbackForAttachIndex(), RangeVarCallbackForDropRelation(), RangeVarCallbackForPolicy(), RangeVarCallbackForRenameAttribute(), RangeVarCallbackForRenameRule(), RangeVarCallbackForRenameTrigger(), RangeVarCallbackForTruncate(), RangeVarCallbackOwnsRelation(), recomputeNamespacePath(), recordExtObjInitPriv(), refresh_by_match_merge(), regclassout(), regcollationout(), regconfigout(), regdictionaryout(), regoperout(), regprocout(), regtypeout(), relation_mark_replica_identity(), RelationBuildPartitionDesc(), RelationBuildPartitionKey(), RelationCacheInitializePhase3(), relationHasPrimaryKey(), RelationInitIndexAccessInfo(), RelationInitTableAccessMethod(), RelationIsVisible(), RelationReloadIndexInfo(), RemoveConstraintById(), removeExtObjInitPriv(), RemoveFunctionById(), RemoveOperatorById(), RemovePartitionKeyByRelId(), RemovePublicationRelById(), RemoveStatisticsById(), RemoveTSConfigurationById(), RemoveTypeById(), rename_constraint_internal(), RenameConstraint(), RenameRole(), replorigin_by_name(), replorigin_by_oid(), replorigin_drop(), ResetSequence(), ResolveOpClass(), ri_GenerateQualCollation(), ri_LoadConstraintInfo(), right_oper(), sepgsql_proc_setattr(), sepgsql_relation_setattr(), sequence_options(), simplify_function(), spgvalidate(), SPI_gettype(), statext_dependencies_load(), statext_mcv_load(), statext_ndistinct_load(), statext_store(), StatisticsObjIsVisible(), superuser_arg(), transformContainerType(), transformFkeyCheckAttrs(), transformFkeyGetPrimaryKey(), triggered_change_notification(), tryAttachPartitionForeignKey(), TryReuseForeignKey(), TSConfigIsVisible(), TSDictionaryIsVisible(), TSParserIsVisible(), TSTemplateIsVisible(), TupleDescInitEntry(), typeidType(), typeidTypeRelid(), typeIsOfTypedTable(), TypeIsVisible(), typeOrDomainTypeRelid(), UpdateStatisticsForTypeChange(), validatePartitionedIndex(), and verify_dictoptions().

{
    Assert(cacheId >= 0 && cacheId < SysCacheSize &&
           PointerIsValid(SysCache[cacheId]));
    Assert(SysCache[cacheId]->cc_nkeys == 1);

    return SearchCatCache1(SysCache[cacheId], key1);
}

SearchSysCache2()

HeapTuple SearchSysCache2	(	int	cacheId,
		Datum	key1,
		Datum	key2
	)

Definition at line 1127 of file syscache.c.

References Assert, PointerIsValid, SearchCatCache2(), and SysCacheSize.

Referenced by AddEnumLabel(), AddRoleMems(), CastCreate(), check_for_column_name_collision(), column_privilege_check(), convert_column_name(), CreateTransform(), DelRoleMems(), DropSubscription(), enum_in(), enum_recv(), ExecGrant_Attribute(), expand_all_col_privileges(), find_coercion_pathway(), find_typmod_coercion_function(), fixup_whole_row_references(), get_attgenerated(), get_attname(), get_attoptions(), get_attribute_options(), get_atttype(), get_atttypetypmodcoll(), get_object_address_usermapping(), get_rewrite_oid(), get_rte_attribute_is_dropped(), get_transform_fromsql(), get_transform_tosql(), GetForeignColumnOptions(), GetSubscriptionRelState(), GetUserMapping(), index_check_primary_key(), InsertRule(), IsBinaryCoercible(), pg_attribute_aclcheck_all(), pg_attribute_aclmask(), recordExtObjInitPriv(), RelationClearMissing(), removeExtObjInitPriv(), SearchSysCacheAttName(), and SearchSysCacheAttNum().

{
    Assert(cacheId >= 0 && cacheId < SysCacheSize &&
           PointerIsValid(SysCache[cacheId]));
    Assert(SysCache[cacheId]->cc_nkeys == 2);

    return SearchCatCache2(SysCache[cacheId], key1, key2);
}

SearchSysCache3()

HeapTuple SearchSysCache3	(	int	cacheId,
		Datum	key1,
		Datum	key2,
		Datum	key3
	)

Definition at line 1138 of file syscache.c.

References Assert, PointerIsValid, SearchCatCache3(), and SysCacheSize.

Referenced by brincostestimate(), btcostestimate(), DefineOpClass(), examine_simple_variable(), examine_variable(), ExecHashBuildSkewHash(), get_attavgwidth(), get_default_acl_internal(), get_object_address_defacl(), get_op_opfamily_properties(), get_op_opfamily_sortfamily(), get_op_opfamily_strategy(), lookup_collation(), OpClassCacheLookup(), OpFamilyCacheLookup(), ProcedureCreate(), ResolveOpClass(), SetDefaultACL(), and update_attstats().

{
    Assert(cacheId >= 0 && cacheId < SysCacheSize &&
           PointerIsValid(SysCache[cacheId]));
    Assert(SysCache[cacheId]->cc_nkeys == 3);

    return SearchCatCache3(SysCache[cacheId], key1, key2, key3);
}

SearchSysCache4()

HeapTuple SearchSysCache4	(	int	cacheId,
		Datum	key1,
		Datum	key2,
		Datum	key3,
		Datum	key4
	)

Definition at line 1149 of file syscache.c.

References Assert, PointerIsValid, SearchCatCache4(), and SysCacheSize.

Referenced by get_object_address_opf_member(), get_opfamily_member(), get_opfamily_proc(), inclusion_get_strategy_procinfo(), minmax_get_strategy_procinfo(), OperatorGet(), and OpernameGetOprid().

{
    Assert(cacheId >= 0 && cacheId < SysCacheSize &&
           PointerIsValid(SysCache[cacheId]));
    Assert(SysCache[cacheId]->cc_nkeys == 4);

    return SearchCatCache4(SysCache[cacheId], key1, key2, key3, key4);
}

SearchSysCacheAttName()

HeapTuple SearchSysCacheAttName	(	Oid	relid,
		const char *	attname
	)

Definition at line 1257 of file syscache.c.

References ATTNAME, CStringGetDatum, GETSTRUCT, HeapTupleIsValid, ObjectIdGetDatum, ReleaseSysCache(), and SearchSysCache2().

Referenced by ATExecAlterColumnGenericOptions(), ATExecCheckNotNull(), ATExecDropColumn(), ATExecSetOptions(), ATPrepAlterColumnType(), ComputeIndexAttrs(), ComputePartitionAttrs(), CreateStatistics(), get_attnum(), make_inh_translation_list(), pg_nextoid(), plpgsql_parse_cwordtype(), SearchSysCacheCopyAttName(), SearchSysCacheExistsAttName(), SetAttrMissing(), and transformColumnNameList().

{
    HeapTuple   tuple;

    tuple = SearchSysCache2(ATTNAME,
                            ObjectIdGetDatum(relid),
                            CStringGetDatum(attname));
    if (!HeapTupleIsValid(tuple))
        return NULL;
    if (((Form_pg_attribute) GETSTRUCT(tuple))->attisdropped)
    {
        ReleaseSysCache(tuple);
        return NULL;
    }
    return tuple;
}

SearchSysCacheAttNum()

HeapTuple SearchSysCacheAttNum	(	Oid	relid,
		int16	attnum
	)

Definition at line 1320 of file syscache.c.

References ATTNUM, GETSTRUCT, HeapTupleIsValid, Int16GetDatum, ObjectIdGetDatum, ReleaseSysCache(), and SearchSysCache2().

Referenced by SearchSysCacheCopyAttNum().

{
    HeapTuple   tuple;

    tuple = SearchSysCache2(ATTNUM,
                            ObjectIdGetDatum(relid),
                            Int16GetDatum(attnum));
    if (!HeapTupleIsValid(tuple))
        return NULL;
    if (((Form_pg_attribute) GETSTRUCT(tuple))->attisdropped)
    {
        ReleaseSysCache(tuple);
        return NULL;
    }
    return tuple;
}

SearchSysCacheCopy()

HeapTuple SearchSysCacheCopy	(	int	cacheId,
		Datum	key1,
		Datum	key2,
		Datum	key3,
		Datum	key4
	)

Definition at line 1178 of file syscache.c.

References heap_copytuple(), HeapTupleIsValid, ReleaseSysCache(), and SearchSysCache().

{
    HeapTuple   tuple,
                newtuple;

    tuple = SearchSysCache(cacheId, key1, key2, key3, key4);
    if (!HeapTupleIsValid(tuple))
        return tuple;
    newtuple = heap_copytuple(tuple);
    ReleaseSysCache(tuple);
    return newtuple;
}

SearchSysCacheCopyAttName()

HeapTuple SearchSysCacheCopyAttName	(	Oid	relid,
		const char *	attname
	)

Definition at line 1280 of file syscache.c.

References heap_copytuple(), HeapTupleIsValid, ReleaseSysCache(), and SearchSysCacheAttName().

Referenced by ATExecAddColumn(), ATExecAddIdentity(), ATExecAlterColumnType(), ATExecDropColumn(), ATExecDropExpression(), ATExecDropIdentity(), ATExecDropNotNull(), ATExecSetIdentity(), ATExecSetNotNull(), ATExecSetStatistics(), ATExecSetStorage(), ATPrepDropExpression(), MergeAttributesIntoExisting(), and renameatt_internal().

{
    HeapTuple   tuple,
                newtuple;

    tuple = SearchSysCacheAttName(relid, attname);
    if (!HeapTupleIsValid(tuple))
        return tuple;
    newtuple = heap_copytuple(tuple);
    ReleaseSysCache(tuple);
    return newtuple;
}

SearchSysCacheCopyAttNum()

HeapTuple SearchSysCacheCopyAttNum	(	Oid	relid,
		int16	attnum
	)

Definition at line 1343 of file syscache.c.

References heap_copytuple(), HeapTupleIsValid, ReleaseSysCache(), and SearchSysCacheAttNum().

Referenced by ATExecSetStatistics(), and ATExecSetStorage().

{
    HeapTuple   tuple,
                newtuple;

    tuple = SearchSysCacheAttNum(relid, attnum);
    if (!HeapTupleIsValid(tuple))
        return NULL;
    newtuple = heap_copytuple(tuple);
    ReleaseSysCache(tuple);
    return newtuple;
}

SearchSysCacheExists()

bool SearchSysCacheExists	(	int	cacheId,
		Datum	key1,
		Datum	key2,
		Datum	key3,
		Datum	key4
	)

Definition at line 1202 of file syscache.c.

References HeapTupleIsValid, ReleaseSysCache(), and SearchSysCache().

{
    HeapTuple   tuple;

    tuple = SearchSysCache(cacheId, key1, key2, key3, key4);
    if (!HeapTupleIsValid(tuple))
        return false;
    ReleaseSysCache(tuple);
    return true;
}

SearchSysCacheExistsAttName()

bool SearchSysCacheExistsAttName	(	Oid	relid,
		const char *	attname
	)

Definition at line 1299 of file syscache.c.

References HeapTupleIsValid, ReleaseSysCache(), and SearchSysCacheAttName().

Referenced by RemoveInheritance().

{
    HeapTuple   tuple;

    tuple = SearchSysCacheAttName(relid, attname);
    if (!HeapTupleIsValid(tuple))
        return false;
    ReleaseSysCache(tuple);
    return true;
}

SearchSysCacheList()

struct catclist* SearchSysCacheList	(	int	cacheId,
		int	nkeys,
		Datum	key1,
		Datum	key2,
		Datum	key3
	)

Definition at line 1429 of file syscache.c.

References elog, ERROR, PointerIsValid, SearchCatCacheList(), and SysCacheSize.

{
    if (cacheId < 0 || cacheId >= SysCacheSize ||
        !PointerIsValid(SysCache[cacheId]))
        elog(ERROR, "invalid cache ID: %d", cacheId);

    return SearchCatCacheList(SysCache[cacheId], nkeys,
                              key1, key2, key3);
}

SysCacheGetAttr()

Datum SysCacheGetAttr	(	int	cacheId,
		HeapTuple	tup,
		AttrNumber	attributeNumber,
		bool *	isNull
	)

Definition at line 1377 of file syscache.c.

References Assert, elog, ERROR, heap_getattr, InitCatCachePhase2(), PointerIsValid, and SysCacheSize.

Referenced by AlterCollation(), AlterDomainValidateConstraint(), AlterForeignDataWrapper(), AlterForeignServer(), AlterFunction(), AlterRole(), AlterSchemaOwner_internal(), AlterTSDictionary(), AlterUserMapping(), ATExecAlterColumnGenericOptions(), ATExecChangeOwner(), ATExecGenericOptions(), ATExecSetOptions(), ATExecSetRelOptions(), build_function_result_tupdesc_t(), build_replindex_scan_key(), CheckIndexCompatible(), compile_plperl_function(), compile_pltcl_function(), DeconstructFkConstraintRow(), DefineDomain(), do_compile(), DropSubscription(), ExecGrant_Attribute(), ExecGrant_Fdw(), ExecGrant_ForeignServer(), ExecGrant_Function(), ExecGrant_Language(), ExecGrant_Namespace(), ExecGrant_Relation(), ExecInitAgg(), fetch_function_defaults(), fetch_statentries_for_relation(), flatten_reloptions(), fmgr_c_validator(), fmgr_info_C_lang(), fmgr_info_cxt_security(), fmgr_internal_validator(), fmgr_security_definer(), fmgr_sql_validator(), fmgr_symbol(), func_get_detail(), generate_partition_qual(), generateClonedExtStatsStmt(), generateClonedIndexStmt(), get_attoptions(), get_attribute_options(), get_attstatsslot(), get_default_acl_internal(), get_func_arg_info(), get_func_result_name(), get_func_trftypes(), get_index_column_opclass(), get_object_namespace(), get_qual_for_range(), get_role_password(), get_tablespace(), get_typdefault(), GetForeignColumnOptions(), GetForeignDataWrapperExtended(), GetForeignServerExtended(), GetForeignTable(), GetSubscription(), GetSubscriptionRelState(), GetUserMapping(), inclusion_get_strategy_procinfo(), index_concurrently_create_copy(), index_opclass_options(), init_sql_fcache(), initialize_peragg(), inline_function(), inline_set_returning_function(), lookup_ts_dictionary_cache(), make_new_heap(), MatchNamedCall(), minmax_get_strategy_procinfo(), pg_attribute_aclmask(), pg_class_aclmask(), pg_database_aclmask(), pg_foreign_data_wrapper_aclmask(), pg_foreign_server_aclmask(), pg_get_constraintdef_worker(), pg_get_function_arg_default(), pg_get_functiondef(), pg_get_indexdef_worker(), pg_get_partkeydef_worker(), pg_get_statisticsobj_worker(), pg_language_aclmask(), pg_namespace_aclmask(), pg_newlocale_from_collation(), pg_proc_aclmask(), pg_tablespace_aclmask(), pg_type_aclmask(), PLy_procedure_create(), prepare_sql_fn_parse_info(), print_function_arguments(), ProcedureCreate(), recordExtObjInitPriv(), refresh_by_match_merge(), RelationBuildPartitionDesc(), RelationBuildPartitionKey(), SetDefaultACL(), statext_dependencies_load(), statext_mcv_load(), statext_ndistinct_load(), StorePartitionBound(), test_indoption(), transformFkeyCheckAttrs(), transformFkeyGetPrimaryKey(), transformIndexConstraint(), TryReuseForeignKey(), and validateCheckConstraint().

{
    /*
     * We just need to get the TupleDesc out of the cache entry, and then we
     * can apply heap_getattr().  Normally the cache control data is already
     * valid (because the caller recently fetched the tuple via this same
     * cache), but there are cases where we have to initialize the cache here.
     */
    if (cacheId < 0 || cacheId >= SysCacheSize ||
        !PointerIsValid(SysCache[cacheId]))
        elog(ERROR, "invalid cache ID: %d", cacheId);
    if (!PointerIsValid(SysCache[cacheId]->cc_tupdesc))
    {
        InitCatCachePhase2(SysCache[cacheId], false);
        Assert(PointerIsValid(SysCache[cacheId]->cc_tupdesc));
    }

    return heap_getattr(tup, attributeNumber,
                        SysCache[cacheId]->cc_tupdesc,
                        isNull);
}

SysCacheInvalidate()

void SysCacheInvalidate	(	int	cacheId,
		uint32	hashValue
	)

Definition at line 1449 of file syscache.c.

References CatCacheInvalidate(), elog, ERROR, PointerIsValid, and SysCacheSize.

Referenced by LocalExecuteInvalidationMessage().

{
    if (cacheId < 0 || cacheId >= SysCacheSize)
        elog(ERROR, "invalid cache ID: %d", cacheId);

    /* if this cache isn't initialized yet, no need to do anything */
    if (!PointerIsValid(SysCache[cacheId]))
        return;

    CatCacheInvalidate(SysCache[cacheId], hashValue);
}

Variable Documentation

cacheinfo

const struct cachedesc cacheinfo[]

static

Definition at line 124 of file syscache.c.

CacheInitialized

bool CacheInitialized = false

static

Definition at line 988 of file syscache.c.

Referenced by InitCatalogCache(), and InitCatalogCachePhase2().

SysCache

CatCache* SysCache[SysCacheSize]

static

Definition at line 986 of file syscache.c.

SysCacheRelationOid

Oid SysCacheRelationOid[SysCacheSize]

static

Definition at line 991 of file syscache.c.

Referenced by InitCatalogCache(), and RelationHasSysCache().

SysCacheRelationOidSize

int SysCacheRelationOidSize

static

Definition at line 992 of file syscache.c.

Referenced by InitCatalogCache(), and RelationHasSysCache().

SysCacheSupportingRelOid

Oid SysCacheSupportingRelOid[SysCacheSize *2]

static

Definition at line 995 of file syscache.c.

Referenced by InitCatalogCache(), and RelationSupportsSysCache().

SysCacheSupportingRelOidSize

int SysCacheSupportingRelOidSize

static

Definition at line 996 of file syscache.c.

Referenced by InitCatalogCache(), and RelationSupportsSysCache().