forked from huawei/openGauss-server
152 lines
7.4 KiB
C++
Executable File
152 lines
7.4 KiB
C++
Executable File
/* -------------------------------------------------------------------------
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*
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* heap.h
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* prototypes for functions in backend/catalog/heap.c
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*
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*
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* Portions Copyright (c) 1996-2012, PostgreSQL Global Development Group
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* Portions Copyright (c) 1994, Regents of the University of California
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* Portions Copyright (c) 2010-2012 Postgres-XC Development Group
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*
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* src/include/catalog/heap.h
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*
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* -------------------------------------------------------------------------
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*/
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#ifndef HEAP_H
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#define HEAP_H
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#include "parser/parse_node.h"
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#include "catalog/indexing.h"
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#include "utils/partcache.h"
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#define PSORT_RESERVE_COLUMN "tid"
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#define CHCHK_PSORT_RESERVE_COLUMN(attname) (strcmp(PSORT_RESERVE_COLUMN, (attname)) == 0)
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typedef struct RawColumnDefault {
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AttrNumber attnum; /* attribute to attach default to */
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Node *raw_default; /* default value (untransformed parse tree) */
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} RawColumnDefault;
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typedef struct CookedConstraint {
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ConstrType contype; /* CONSTR_DEFAULT or CONSTR_CHECK */
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char *name; /* name, or NULL if none */
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AttrNumber attnum; /* which attr (only for DEFAULT) */
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Node *expr; /* transformed default or check expr */
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bool skip_validation; /* skip validation? (only for CHECK) */
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bool is_local; /* constraint has local (non-inherited) def */
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int inhcount; /* number of times constraint is inherited */
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bool is_no_inherit; /* constraint has local def and cannot be
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* inherited */
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} CookedConstraint;
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typedef struct HashBucketInfo {
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oidvector *bucketlist;
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int2vector *bucketcol;
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Oid bucketOid;
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} HashBucketInfo;
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extern Relation heap_create(const char *relname, Oid relnamespace, Oid reltablespace, Oid relid, Oid relfilenode,
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Oid bucketOid, TupleDesc tupDesc, char relkind, char relpersistence, bool partitioned_relation, bool rowMovement,
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bool shared_relation, bool mapped_relation, bool allow_system_table_mods, int8 row_compress, Oid ownerid,
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bool skip_create_storage);
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extern Partition heapCreatePartition(const char* part_name, bool for_partitioned_table, Oid part_tablespace, Oid part_id,
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Oid partFileNode, Oid bucketOid, Oid ownerid);
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extern Oid heap_create_with_catalog(const char *relname, Oid relnamespace, Oid reltablespace, Oid relid, Oid reltypeid,
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Oid reloftypeid, Oid ownerid, TupleDesc tupdesc, List *cooked_constraints, char relkind, char relpersistence,
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bool shared_relation, bool mapped_relation, bool oidislocal, int oidinhcount, OnCommitAction oncommit, Datum reloptions,
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bool use_user_acl, bool allow_system_table_mods, PartitionState *partTableState, int8 row_compress, List *filenodelist,
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HashBucketInfo *bucketinfo, bool record_dependce = true);
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extern void heap_create_init_fork(Relation rel);
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extern void heap_drop_with_catalog(Oid relid);
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extern void heapDropPartition(Relation rel, Partition part);
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extern void dropToastTableOnPartition(Oid partId);
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extern void dropCuDescTableOnPartition(Oid partId);
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extern void dropDeltaTableOnPartition(Oid partId);
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extern void heapDropPartitionToastList(List* toastList);
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extern void heapDropPartitionList(Relation rel, List* partitionList);
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extern Oid heapAddRangePartition(Relation pgPartRel, Oid partTableOid, Oid partrelfileOid, Oid partTablespace, Oid bucketOid,
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RangePartitionDefState *newPartDef, Oid ownerid, Datum reloptions, const bool* isTimestamptz);
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extern void heapDropPartitionIndex(Relation parentIndex, Oid partIndexId);
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extern void addNewPartitionTuple(Relation pg_part_desc, Partition new_part_desc, int2vector* pkey, oidvector *intablespace,
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Datum interval, Datum maxValues, Datum transitionPoint, Datum reloptions);
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extern void heap_truncate_one_part(Relation rel , Oid partOid);
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extern Oid heapTupleGetPartitionId(Relation rel, HeapTuple tuple);
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extern void heap_truncate(List *relids);
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extern void heap_truncate_one_rel(Relation rel);
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extern void heap_truncate_check_FKs(List *relations, bool tempTables);
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extern List *heap_truncate_find_FKs(List *relationIds);
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extern void InsertPgAttributeTuple(Relation pg_attribute_rel, Form_pg_attribute new_attribute, CatalogIndexState indstate);
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extern void InsertPgClassTuple(Relation pg_class_desc, Relation new_rel_desc, Oid new_rel_oid, Datum relacl,
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Datum reloptions, char relkind, int2vector *bucketcol);
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extern List *AddRelationNewConstraints(Relation rel, List *newColDefaults, List *newConstraints, bool allow_merge, bool is_local);
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extern List *AddRelClusterConstraints(Relation rel, List *clusterKeys);
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extern void StoreAttrDefault(Relation rel, AttrNumber attnum, Node *expr);
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extern Node *cookDefault(ParseState *pstate, Node *raw_default, Oid atttypid, int32 atttypmod, char *attname);
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extern void DeleteRelationTuple(Oid relid);
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extern void DeleteAttributeTuples(Oid relid);
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extern void DeleteSystemAttributeTuples(Oid relid);
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extern void RemoveAttributeById(Oid relid, AttrNumber attnum);
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extern void RemoveAttrDefault(Oid relid, AttrNumber attnum, DropBehavior behavior, bool complain, bool internal);
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extern void RemoveAttrDefaultById(Oid attrdefId);
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template<char starelkind>
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extern void RemoveStatistics(Oid relid, AttrNumber attnum);
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extern Form_pg_attribute SystemAttributeDefinition(AttrNumber attno, bool relhasoids, bool relhasbucket);
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extern Form_pg_attribute SystemAttributeByName(const char *attname, bool relhasoids);
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extern void CheckAttributeNamesTypes(TupleDesc tupdesc, char relkind, bool allow_system_table_mods);
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extern void CheckAttributeType(const char *attname, Oid atttypid, Oid attcollation, List *containing_rowtypes, bool allow_system_table_mods);
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#ifdef PGXC
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/* Functions related to distribution data of relations */
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extern void AddRelationDistribution(Oid relid, DistributeBy *distributeby, PGXCSubCluster *subcluster, List *parentOids,
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TupleDesc descriptor, bool isinstallationgroup);
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extern void GetRelationDistributionItems(Oid relid, DistributeBy *distributeby, TupleDesc descriptor, char *locatortype,
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int *hashalgorithm, int *hashbuckets, AttrNumber *attnum);
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extern HashBucketInfo *GetRelationBucketInfo(DistributeBy *distributeby, TupleDesc tupledsc,
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bool *createbucket, Oid bucket, bool enable_createbucket);
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extern void TryReuseIndex(Oid oldId, IndexStmt *stmt);
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extern void tryReusePartedIndex(Oid oldId, IndexStmt *stmt, Relation rel);
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extern Oid *GetRelationDistributionNodes(PGXCSubCluster *subcluster, int *numnodes);
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extern Oid *BuildRelationDistributionNodes(List *nodes, int *numnodes);
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extern Oid *SortRelationDistributionNodes(Oid *nodeoids, int numnodes);
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#endif
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extern void SetRelHasClusterKey(Relation rel, bool has);
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extern int2vector* buildPartitionKey(List *keys, TupleDesc tupledsc);
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/*
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* @hdfs
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* Check the constraint from pg_constraint.
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*/
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extern bool FindExistingConstraint(const char *ccname, Relation rel);
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/**
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* @Description: Build the column map. Store the column number using
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* bitmap method.
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* @in tuple_desc, A tuple descriptor.
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* @return reutrn the column map.
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*/
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extern char* make_column_map(TupleDesc tuple_desc);
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/**
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* @Description: check whether the partition keys has timestampwithzone type.
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* @input: partTableRel, the partition table relation.
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* @return: a bool array to indicate the result. The length of array is equal to the number of partition keys.
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* @Notes: remember to pfree the array.
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*/
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extern bool* check_partkey_has_timestampwithzone(Relation partTableRel);
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extern Oid AddNewIntervalPartition(Relation rel, HeapTuple insertTuple);
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extern int GetIndexKeyAttsByTuple(Relation relation, HeapTuple indexTuple);
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#endif /* HEAP_H */
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