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Initial MVCC code.

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New code for locking buffer' context.
This commit is contained in:
Vadim B. Mikheev
1998-12-15 12:47:01 +00:00
parent c5a27161a1
commit 3f7fbf85dc
65 changed files with 1391 additions and 1282 deletions
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7
src/backend/access/transam/xact.c
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@ -7,7 +7,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/access/transam/xact.c,v 1.25 1998/10/08 18:29:15 momjian Exp $
* $Header: /cvsroot/pgsql/src/backend/access/transam/xact.c,v 1.26 1998/12/15 12:45:35 vadim Exp $
*
* NOTES
* Transaction aborts can now occur two ways:
@ -194,6 +194,8 @@ TransactionStateData CurrentTransactionStateData = {
TransactionState CurrentTransactionState =
&CurrentTransactionStateData;
int XactIsoLevel = XACT_SERIALIZED;
/* ----------------
* info returned when the system is disabled
*
@ -816,6 +818,8 @@ StartTransaction()
*/
GetNewTransactionId(&(s->transactionIdData));
XactLockTableInsert(s->transactionIdData);
/* ----------------
* initialize current transaction state fields
* ----------------
@ -966,6 +970,7 @@ AbortTransaction()
* do abort processing
* ----------------
*/
UnlockBuffers();
AtAbort_Notify();
CloseSequences();
AtEOXact_portals();