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Code Activity

Rename "pg_clog" directory to "pg_xact".

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Names containing the letters "log" sometimes confuse users into
believing that only non-critical data is present.  It is hoped
this renaming will discourage ill-considered removals of transaction
status data.

Michael Paquier

Discussion: http://postgr.es/m/CA+Tgmoa9xFQyjRZupbdEFuwUerFTvC6HjZq1ud6GYragGDFFgA@mail.gmail.com
This commit is contained in:
Robert Haas
2017-03-17 09:46:58 -04:00
parent bd9028b824
commit 88e66d193f
28 changed files with 84 additions and 73 deletions
Download Patch File Download Diff File Expand all files Collapse all files

18
src/backend/access/transam/xact.c
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@ -1208,8 +1208,8 @@ RecordTransactionCommit(void)
/*
* Mark ourselves as within our "commit critical section". This
* forces any concurrent checkpoint to wait until we've updated
* pg_clog. Without this, it is possible for the checkpoint to set
* REDO after the XLOG record but fail to flush the pg_clog update to
* pg_xact. Without this, it is possible for the checkpoint to set
* REDO after the XLOG record but fail to flush the pg_xact update to
* disk, leading to loss of the transaction commit if the system
* crashes a little later.
*
@ -2035,7 +2035,7 @@ CommitTransaction(void)
if (!is_parallel_worker)
{
/*
* We need to mark our XIDs as committed in pg_clog. This is where we
* We need to mark our XIDs as committed in pg_xact. This is where we
* durably commit.
*/
latestXid = RecordTransactionCommit();
@ -2545,7 +2545,7 @@ AbortTransaction(void)
AtAbort_Twophase();
/*
* Advertise the fact that we aborted in pg_clog (assuming that we got as
* Advertise the fact that we aborted in pg_xact (assuming that we got as
* far as assigning an XID to advertise). But if we're inside a parallel
* worker, skip this; the user backend must be the one to write the abort
* record.
@ -4631,7 +4631,7 @@ AbortSubTransaction(void)
s->parent->subTransactionId);
AtSubAbort_Notify();
/* Advertise the fact that we aborted in pg_clog. */
/* Advertise the fact that we aborted in pg_xact. */
(void) RecordTransactionAbort(true);
/* Post-abort cleanup */
@ -5375,7 +5375,7 @@ xact_redo_commit(xl_xact_parsed_commit *parsed,
if (standbyState == STANDBY_DISABLED)
{
/*
* Mark the transaction committed in pg_clog.
* Mark the transaction committed in pg_xact.
*/
TransactionIdCommitTree(xid, parsed->nsubxacts, parsed->subxacts);
}
@ -5393,7 +5393,7 @@ xact_redo_commit(xl_xact_parsed_commit *parsed,
RecordKnownAssignedTransactionIds(max_xid);
/*
* Mark the transaction committed in pg_clog. We use async commit
* Mark the transaction committed in pg_xact. We use async commit
* protocol during recovery to provide information on database
* consistency for when users try to set hint bits. It is important
* that we do not set hint bits until the minRecoveryPoint is past
@ -5530,7 +5530,7 @@ xact_redo_abort(xl_xact_parsed_abort *parsed, TransactionId xid)
if (standbyState == STANDBY_DISABLED)
{
/* Mark the transaction aborted in pg_clog, no need for async stuff */
/* Mark the transaction aborted in pg_xact, no need for async stuff */
TransactionIdAbortTree(xid, parsed->nsubxacts, parsed->subxacts);
}
else
@ -5546,7 +5546,7 @@ xact_redo_abort(xl_xact_parsed_abort *parsed, TransactionId xid)
*/
RecordKnownAssignedTransactionIds(max_xid);
/* Mark the transaction aborted in pg_clog, no need for async stuff */
/* Mark the transaction aborted in pg_xact, no need for async stuff */
TransactionIdAbortTree(xid, parsed->nsubxacts, parsed->subxacts);
/*