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New WAL version - CRC and data blocks backup.

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This commit is contained in:
Vadim B. Mikheev
2000-12-28 13:00:29 +00:00
parent c996c7f573
commit 7ceeeb662f
18 changed files with 1203 additions and 1202 deletions
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20
src/backend/access/transam/xact.c
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@ -8,7 +8,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/access/transam/xact.c,v 1.90 2000/12/22 00:51:53 tgl Exp $
* $Header: /cvsroot/pgsql/src/backend/access/transam/xact.c,v 1.91 2000/12/28 13:00:08 vadim Exp $
*
* NOTES
* Transaction aborts can now occur two ways:
@ -665,6 +665,7 @@ RecordTransactionCommit()
if (MyLastRecPtr.xrecoff != 0)
{
XLogRecData rdata;
xl_xact_commit xlrec;
struct timeval delay;
XLogRecPtr recptr;
@ -672,12 +673,16 @@ RecordTransactionCommit()
BufmgrCommit();
xlrec.xtime = time(NULL);
rdata.buffer = InvalidBuffer;
rdata.data = (char *)(&xlrec);
rdata.len = SizeOfXactCommit;
rdata.next = NULL;
START_CRIT_CODE;
/*
* SHOULD SAVE ARRAY OF RELFILENODE-s TO DROP
*/
recptr = XLogInsert(RM_XACT_ID, XLOG_XACT_COMMIT,
(char*) &xlrec, SizeOfXactCommit, NULL, 0);
recptr = XLogInsert(RM_XACT_ID, XLOG_XACT_COMMIT, &rdata);
/*
* Sleep before commit! So we can flush more than one
@ -785,13 +790,18 @@ RecordTransactionAbort(void)
if (MyLastRecPtr.xrecoff != 0 && !TransactionIdDidCommit(xid))
{
XLogRecData rdata;
xl_xact_abort xlrec;
XLogRecPtr recptr;
xlrec.xtime = time(NULL);
rdata.buffer = InvalidBuffer;
rdata.data = (char *)(&xlrec);
rdata.len = SizeOfXactAbort;
rdata.next = NULL;
START_CRIT_CODE;
recptr = XLogInsert(RM_XACT_ID, XLOG_XACT_ABORT,
(char*) &xlrec, SizeOfXactAbort, NULL, 0);
recptr = XLogInsert(RM_XACT_ID, XLOG_XACT_ABORT, &rdata);
TransactionIdAbort(xid);
MyProc->logRec.xrecoff = 0;