Tom Lane wrote:
> Bruce Momjian <[email protected]> writes:
> > In the patch, notice the old comment that suggests we might need to use
> > CommandCounterIncrement().
>
> ... which you failed to fix in any meaningful way. I'd suggest
>
> /*
> * Advance the commmand counter to ensure we see all results
> * of current transaction.
> */
> CommandCounterIncrement();
>
> and then change SnapshotSelf to SnapshotNow, since there's no longer any
> reason for it to be special. Compare to CVS tip which already does it
> that way. See also the identical code in write_user_file (which perhaps
> has no bug, but ISTM it should stay identical).
OK, updated patch.
--
Bruce Momjian | http://candle.pha.pa.us
[email protected] | (610) 359-1001
+ If your life is a hard drive, | 13 Roberts Road
+ Christ can be your backup. | Newtown Square, Pennsylvania 19073
Index: src/backend/commands/user.c
===================================================================
RCS file: /cvsroot/pgsql/src/backend/commands/user.c,v
retrieving revision 1.147
diff -c -c -r1.147 user.c
*** src/backend/commands/user.c 31 Dec 2004 21:59:42 -0000 1.147
--- src/backend/commands/user.c 14 Oct 2005 17:36:54 -0000
***************
*** 175,184 ****
/*
* Read pg_group and write the file. Note we use SnapshotSelf to
! * ensure we see all effects of current transaction. (Perhaps could
! * do a CommandCounterIncrement beforehand, instead?)
*/
! scan = heap_beginscan(grel, SnapshotSelf, 0, NULL);
while ((tuple = heap_getnext(scan, ForwardScanDirection)) != NULL)
{
Datum datum,
--- 175,184 ----
/*
* Read pg_group and write the file. Note we use SnapshotSelf to
! * ensure we see all effects of current transaction.
*/
! CommandCounterIncrement(); /* see our current changes */
! scan = heap_beginscan(grel, SnapshotNow, 0, NULL);
while ((tuple = heap_getnext(scan, ForwardScanDirection)) != NULL)
{
Datum datum,
***************
*** 322,331 ****
/*
* Read pg_shadow and write the file. Note we use SnapshotSelf to
! * ensure we see all effects of current transaction. (Perhaps could
! * do a CommandCounterIncrement beforehand, instead?)
*/
! scan = heap_beginscan(urel, SnapshotSelf, 0, NULL);
while ((tuple = heap_getnext(scan, ForwardScanDirection)) != NULL)
{
Datum datum;
--- 322,331 ----
/*
* Read pg_shadow and write the file. Note we use SnapshotSelf to
! * ensure we see all effects of current transaction.
*/
! CommandCounterIncrement(); /* see our current changes */
! scan = heap_beginscan(urel, SnapshotNow, 0, NULL);
while ((tuple = heap_getnext(scan, ForwardScanDirection)) != NULL)
{
Datum datum;
***************
*** 781,786 ****
--- 781,787 ----
* Set flag to update flat password file at commit.
*/
user_file_update_needed();
+ group_file_update_needed();
}
***************
*** 1200,1205 ****
--- 1201,1207 ----
* Set flag to update flat password file at commit.
*/
user_file_update_needed();
+ group_file_update_needed();
}
***************
*** 1286,1291 ****
--- 1288,1294 ----
heap_close(rel, NoLock);
user_file_update_needed();
+ group_file_update_needed();
}
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