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Replace nested-BEGIN syntax for subtransactions with spec-compliant

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SAVEPOINT/RELEASE/ROLLBACK-TO syntax.  (Alvaro)
Cause COMMIT of a failed transaction to report ROLLBACK instead of
COMMIT in its command tag.  (Tom)
Fix a few loose ends in the nested-transactions stuff.
This commit is contained in:
Tom Lane
2004-07-27 05:11:48 +00:00
parent b1ee93884d
commit cc813fc2b8
13 changed files with 929 additions and 275 deletions
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11
src/include/access/xact.h
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@ -7,7 +7,7 @@
* Portions Copyright (c) 1996-2003, PostgreSQL Global Development Group
* Portions Copyright (c) 1994, Regents of the University of California
*
* $PostgreSQL: pgsql/src/include/access/xact.h,v 1.66 2004/07/21 22:31:25 tgl Exp $
* $PostgreSQL: pgsql/src/include/access/xact.h,v 1.67 2004/07/27 05:11:24 tgl Exp $
*
*-------------------------------------------------------------------------
*/
@ -16,6 +16,7 @@
#include "access/xlog.h"
#include "storage/relfilenode.h"
#include "nodes/pg_list.h"
#include "utils/nabstime.h"
@ -101,12 +102,16 @@ extern void StartTransactionCommand(void);
extern void CommitTransactionCommand(void);
extern void AbortCurrentTransaction(void);
extern void BeginTransactionBlock(void);
extern void EndTransactionBlock(void);
extern bool EndTransactionBlock(void);
extern void UserAbortTransactionBlock(void);
extern void ReleaseSavepoint(List *options);
extern void DefineSavepoint(char *name);
extern void RollbackToSavepoint(List *options);
extern void RollbackAndReleaseSavepoint(List *options);
extern bool IsSubTransaction(void);
extern bool IsTransactionBlock(void);
extern bool IsTransactionOrTransactionBlock(void);
extern char TransactionBlockStatusCode(void);
extern void UserAbortTransactionBlock(void);
extern void AbortOutOfAnyTransaction(void);
extern void PreventTransactionChain(void *stmtNode, const char *stmtType);
extern void RequireTransactionChain(void *stmtNode, const char *stmtType);