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/*-------------------------------------------------------------------------
*
* tablecmds.h
* prototypes for tablecmds.c.
*
*
* Portions Copyright (c) 1996-2002, PostgreSQL Global Development Group
* Portions Copyright (c) 1994, Regents of the University of California
*
* $Id: tablecmds.h,v 1.9 2002/11/09 23:56:39 momjian Exp $
*
*-------------------------------------------------------------------------
*/
#ifndef TABLECMDS_H
#define TABLECMDS_H
#include "access/htup.h"
#include "nodes/parsenodes.h"
extern void AlterTableAddColumn(Oid myrelid, bool recurse, ColumnDef *colDef);
extern void AlterTableAlterColumnDropNotNull(Oid myrelid, bool recurse,
const char *colName);
extern void AlterTableAlterColumnSetNotNull(Oid myrelid, bool recurse,
const char *colName);
extern void AlterTableAlterColumnDefault(Oid myrelid, bool recurse,
const char *colName,
Node *newDefault);
extern void AlterTableAlterColumnFlags(Oid myrelid, bool recurse,
const char *colName,
Node *flagValue, const char *flagType);
extern void AlterTableDropColumn(Oid myrelid, bool recurse, bool recursing,
const char *colName,
DropBehavior behavior);
extern void AlterTableAddConstraint(Oid myrelid, bool recurse,
List *newConstraints);
extern void AlterTableDropConstraint(Oid myrelid, bool recurse,
const char *constrName,
DropBehavior behavior);
extern void AlterTableCreateToastTable(Oid relOid, bool silent);
extern void AlterTableOwner(Oid relationOid, int32 newOwnerSysId);
extern Oid DefineRelation(CreateStmt *stmt, char relkind);
extern void RemoveRelation(const RangeVar *relation, DropBehavior behavior);
extern void TruncateRelation(const RangeVar *relation);
extern void renameatt(Oid myrelid,
const char *oldattname,
const char *newattname,
bool recurse,
bool recursing);
extern void renamerel(Oid myrelid,
const char *newrelname);
/*
* Temp rel stuff
*/
typedef struct TempTable
{
Oid relid; /* relid of temp relation */
char ateoxact; /* what to do at end of xact */
TransactionId tid; /* trans id where in rel was created */
bool dead; /* table was dropped in the current xact */
} TempTable;
extern void AtEOXact_temp_relations(bool iscommit, int bstate);
extern void reg_temp_rel(TempTable *t);
extern void free_temp_rels(void);
extern void rm_temp_rel(Oid relid);
/*
* What to do at commit time for temporary relations
*/
#define ATEOXACTNOOP 0 /* no operation at commit */
#define ATEOXACTPRESERVE 1 /* preserve rows */
#define ATEOXACTDELETE 2 /* delete rows */
#define ATEOXACTDROP 3 /* drop temp table */
#endif /* TABLECMDS_H */
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