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db_include/catalog/heap.h

@@ -0,0 +1,164 @@
+/*-------------------------------------------------------------------------
+ *
+ * heap.h
+ *	  prototypes for functions in backend/catalog/heap.c
+ *
+ *
+ * Portions Copyright (c) 1996-2021, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1994, Regents of the University of California
+ *
+ * src/include/catalog/heap.h
+ *
+ *-------------------------------------------------------------------------
+ */
+#ifndef HEAP_H
+#define HEAP_H
+
+#include "catalog/indexing.h"
+#include "catalog/objectaddress.h"
+#include "parser/parse_node.h"
+
+
+/* flag bits for CheckAttributeType/CheckAttributeNamesTypes */
+#define CHKATYPE_ANYARRAY		0x01	/* allow ANYARRAY */
+#define CHKATYPE_ANYRECORD		0x02	/* allow RECORD and RECORD[] */
+#define CHKATYPE_IS_PARTKEY		0x04	/* attname is part key # not column */
+
+typedef struct RawColumnDefault
+{
+	AttrNumber	attnum;			/* attribute to attach default to */
+	Node	   *raw_default;	/* default value (untransformed parse tree) */
+	bool		missingMode;	/* true if part of add column processing */
+	char		generated;		/* attgenerated setting */
+} RawColumnDefault;
+
+typedef struct CookedConstraint
+{
+	ConstrType	contype;		/* CONSTR_DEFAULT or CONSTR_CHECK */
+	Oid			conoid;			/* constr OID if created, otherwise Invalid */
+	char	   *name;			/* name, or NULL if none */
+	AttrNumber	attnum;			/* which attr (only for DEFAULT) */
+	Node	   *expr;			/* transformed default or check expr */
+	bool		skip_validation;	/* skip validation? (only for CHECK) */
+	bool		is_local;		/* constraint has local (non-inherited) def */
+	int			inhcount;		/* number of times constraint is inherited */
+	bool		is_no_inherit;	/* constraint has local def and cannot be
+								 * inherited */
+} CookedConstraint;
+
+extern Relation heap_create(const char *relname,
+							Oid relnamespace,
+							Oid reltablespace,
+							Oid relid,
+							Oid relfilenode,
+							Oid accessmtd,
+							TupleDesc tupDesc,
+							char relkind,
+							char relpersistence,
+							bool shared_relation,
+							bool mapped_relation,
+							bool allow_system_table_mods,
+							TransactionId *relfrozenxid,
+							MultiXactId *relminmxid);
+
+extern Oid	heap_create_with_catalog(const char *relname,
+									 Oid relnamespace,
+									 Oid reltablespace,
+									 Oid relid,
+									 Oid reltypeid,
+									 Oid reloftypeid,
+									 Oid ownerid,
+									 Oid accessmtd,
+									 TupleDesc tupdesc,
+									 List *cooked_constraints,
+									 char relkind,
+									 char relpersistence,
+									 bool shared_relation,
+									 bool mapped_relation,
+									 OnCommitAction oncommit,
+									 Datum reloptions,
+									 bool use_user_acl,
+									 bool allow_system_table_mods,
+									 bool is_internal,
+									 Oid relrewrite,
+									 ObjectAddress *typaddress);
+
+extern void heap_drop_with_catalog(Oid relid);
+
+extern void heap_truncate(List *relids);
+
+extern void heap_truncate_one_rel(Relation rel);
+
+extern void heap_truncate_check_FKs(List *relations, bool tempTables);
+
+extern List *heap_truncate_find_FKs(List *relationIds);
+
+extern void InsertPgAttributeTuples(Relation pg_attribute_rel,
+									TupleDesc tupdesc,
+									Oid new_rel_oid,
+									Datum *attoptions,
+									CatalogIndexState indstate);
+
+extern void InsertPgClassTuple(Relation pg_class_desc,
+							   Relation new_rel_desc,
+							   Oid new_rel_oid,
+							   Datum relacl,
+							   Datum reloptions);
+
+extern List *AddRelationNewConstraints(Relation rel,
+									   List *newColDefaults,
+									   List *newConstraints,
+									   bool allow_merge,
+									   bool is_local,
+									   bool is_internal,
+									   const char *queryString);
+
+extern void RelationClearMissing(Relation rel);
+extern void SetAttrMissing(Oid relid, char *attname, char *value);
+
+extern Oid	StoreAttrDefault(Relation rel, AttrNumber attnum,
+							 Node *expr, bool is_internal,
+							 bool add_column_mode);
+
+extern Node *cookDefault(ParseState *pstate,
+						 Node *raw_default,
+						 Oid atttypid,
+						 int32 atttypmod,
+						 const char *attname,
+						 char attgenerated);
+
+extern void DeleteRelationTuple(Oid relid);
+extern void DeleteAttributeTuples(Oid relid);
+extern void DeleteSystemAttributeTuples(Oid relid);
+extern void RemoveAttributeById(Oid relid, AttrNumber attnum);
+extern void RemoveAttrDefault(Oid relid, AttrNumber attnum,
+							  DropBehavior behavior, bool complain, bool internal);
+extern void RemoveAttrDefaultById(Oid attrdefId);
+extern void CopyStatistics(Oid fromrelid, Oid torelid);
+extern void RemoveStatistics(Oid relid, AttrNumber attnum);
+
+extern const FormData_pg_attribute *SystemAttributeDefinition(AttrNumber attno);
+
+extern const FormData_pg_attribute *SystemAttributeByName(const char *attname);
+
+extern void CheckAttributeNamesTypes(TupleDesc tupdesc, char relkind,
+									 int flags);
+
+extern void CheckAttributeType(const char *attname,
+							   Oid atttypid, Oid attcollation,
+							   List *containing_rowtypes,
+							   int flags);
+
+/* pg_partitioned_table catalog manipulation functions */
+extern void StorePartitionKey(Relation rel,
+							  char strategy,
+							  int16 partnatts,
+							  AttrNumber *partattrs,
+							  List *partexprs,
+							  Oid *partopclass,
+							  Oid *partcollation);
+extern void RemovePartitionKeyByRelId(Oid relid);
+extern void StorePartitionBound(Relation rel, Relation parent,
+								PartitionBoundSpec *bound);
+
+#endif							/* HEAP_H */