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📁 ..
📄 backendid.h(730 B)
📄 barrier.h(6.6 KB)
📄 block.h(3.21 KB)
📄 buf.h(1.06 KB)
📄 buf_internals.h(7.79 KB)
📄 buffile.h(1.67 KB)
📄 bufmgr.h(7.2 KB)
📄 bufpage.h(12.91 KB)
📄 copydir.h(561 B)
📄 fd.h(3.56 KB)
📄 freespace.h(1.23 KB)
📄 fsm_internals.h(2.24 KB)
📄 indexfsm.h(795 B)
📄 ipc.h(2.54 KB)
📄 item.h(469 B)
📄 itemid.h(4.24 KB)
📄 itemptr.h(3.72 KB)
📄 large_object.h(2.89 KB)
📄 latch.h(5.28 KB)
📄 lmgr.h(3.22 KB)
📄 lock.h(21.16 KB)
📄 lwlock.h(3.58 KB)
📄 off.h(1.58 KB)
📄 pg_sema.h(2.41 KB)
📄 pg_shmem.h(1.95 KB)
📄 pmsignal.h(2.03 KB)
📄 pos.h(1.56 KB)
📄 predicate.h(2.56 KB)
📄 predicate_internals.h(16.98 KB)
📄 proc.h(9.58 KB)
📄 procarray.h(2.96 KB)
📄 procsignal.h(1.76 KB)
📄 reinit.h(588 B)
📄 relfilenode.h(4.31 KB)
📄 s_lock.h(28 KB)
📄 shmem.h(2.63 KB)
📄 sinval.h(4.97 KB)
📄 sinvaladt.h(1.49 KB)
📄 smgr.h(5.67 KB)
📄 spin.h(2.71 KB)
📄 standby.h(3.97 KB)

Editing: predicate.h

/*-------------------------------------------------------------------------
 *
 * predicate.h
 *	  POSTGRES public predicate locking definitions.
 *
 *
 * Portions Copyright (c) 1996-2012, PostgreSQL Global Development Group
 * Portions Copyright (c) 1994, Regents of the University of California
 *
 * src/include/storage/predicate.h
 *
 *-------------------------------------------------------------------------
 */
#ifndef PREDICATE_H
#define PREDICATE_H

#include "utils/relcache.h"
#include "utils/snapshot.h"

/*
 * GUC variables
 */
extern int	max_predicate_locks_per_xact;

/* Number of SLRU buffers to use for predicate locking */
#define NUM_OLDSERXID_BUFFERS	16

/*
 * function prototypes
 */

/* housekeeping for shared memory predicate lock structures */
extern void InitPredicateLocks(void);
extern Size PredicateLockShmemSize(void);

extern void CheckPointPredicate(void);

/* predicate lock reporting */
extern bool PageIsPredicateLocked(Relation relation, BlockNumber blkno);

/* predicate lock maintenance */
extern Snapshot GetSerializableTransactionSnapshot(Snapshot snapshot);
extern void SetSerializableTransactionSnapshot(Snapshot snapshot,
								   TransactionId sourcexid);
extern void RegisterPredicateLockingXid(TransactionId xid);
extern void PredicateLockRelation(Relation relation, Snapshot snapshot);
extern void PredicateLockPage(Relation relation, BlockNumber blkno, Snapshot snapshot);
extern void PredicateLockTuple(Relation relation, HeapTuple tuple, Snapshot snapshot);
extern void PredicateLockPageSplit(Relation relation, BlockNumber oldblkno, BlockNumber newblkno);
extern void PredicateLockPageCombine(Relation relation, BlockNumber oldblkno, BlockNumber newblkno);
extern void TransferPredicateLocksToHeapRelation(Relation relation);
extern void ReleasePredicateLocks(bool isCommit);

/* conflict detection (may also trigger rollback) */
extern void CheckForSerializableConflictOut(bool valid, Relation relation, HeapTuple tuple,
								Buffer buffer, Snapshot snapshot);
extern void CheckForSerializableConflictIn(Relation relation, HeapTuple tuple, Buffer buffer);
extern void CheckTableForSerializableConflictIn(Relation relation);

/* final rollback checking */
extern void PreCommit_CheckForSerializationFailure(void);

/* two-phase commit support */
extern void AtPrepare_PredicateLocks(void);
extern void PostPrepare_PredicateLocks(TransactionId xid);
extern void PredicateLockTwoPhaseFinish(TransactionId xid, bool isCommit);
extern void predicatelock_twophase_recover(TransactionId xid, uint16 info,
							   void *recdata, uint32 len);

#endif   /* PREDICATE_H */

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Editing: predicate.h

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