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Two-phase commit. Original patch by Heikki Linnakangas, with additional

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hacking by Alvaro Herrera and Tom Lane.
This commit is contained in:
Tom Lane
2005-06-17 22:32:51 +00:00
parent 5495575903
commit d0a89683a3
61 changed files with 4454 additions and 439 deletions
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39
src/include/access/twophase_rmgr.h Normal file
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/*-------------------------------------------------------------------------
*
* twophase_rmgr.h
* Two-phase-commit resource managers definition
*
*
* Portions Copyright (c) 1996-2005, PostgreSQL Global Development Group
* Portions Copyright (c) 1994, Regents of the University of California
*
* $PostgreSQL: pgsql/src/include/access/twophase_rmgr.h,v 1.1 2005/06/17 22:32:48 tgl Exp $
*
*-------------------------------------------------------------------------
*/
#ifndef TWOPHASE_RMGR_H
#define TWOPHASE_RMGR_H
typedef void (*TwoPhaseCallback) (TransactionId xid, uint16 info,
void *recdata, uint32 len);
typedef uint8 TwoPhaseRmgrId;
/*
* Built-in resource managers
*/
#define TWOPHASE_RM_END_ID 0
#define TWOPHASE_RM_LOCK_ID 1
#define TWOPHASE_RM_INVAL_ID 2
#define TWOPHASE_RM_FLATFILES_ID 3
#define TWOPHASE_RM_NOTIFY_ID 4
#define TWOPHASE_RM_MAX_ID TWOPHASE_RM_NOTIFY_ID
extern const TwoPhaseCallback twophase_recover_callbacks[];
extern const TwoPhaseCallback twophase_postcommit_callbacks[];
extern const TwoPhaseCallback twophase_postabort_callbacks[];
extern void RegisterTwoPhaseRecord(TwoPhaseRmgrId rmid, uint16 info,
const void *data, uint32 len);
#endif /* TWOPHASE_RMGR_H */