Thread: pgsql/src/backend/access/transam Tag: REL7_1_S ...

pgsql/src/backend/access/transam Tag: REL7_1_S ...

From
Tom Lane
Date:
CVSROOT:    /home/projects/pgsql/cvsroot
Module name:    pgsql
Changes by:    tgl@hub.org    01/06/06 13:18:57

Modified files:
    src/backend/access/transam: Tag: REL7_1_STABLE xlog.c

Log message:
    Back-patch change to not keep WAL segments just for UNDO information.


Re: pgsql/src/backend/access/transam Tag: REL7_1_S ...

From
Bruce Momjian
Date:
> CVSROOT:    /home/projects/pgsql/cvsroot
> Module name:    pgsql
> Changes by:    tgl@hub.org    01/06/06 13:18:57
>
> Modified files:
>     src/backend/access/transam: Tag: REL7_1_STABLE xlog.c
>
> Log message:
>     Back-patch change to not keep WAL segments just for UNDO information.

This is an important backpatch for people who have huge WAL logs because
of long transactions.  We never should have shipped 7.1.X with the WAL
growing because we didn't have UNDO.

--
  Bruce Momjian                        |  http://candle.pha.pa.us
  pgman@candle.pha.pa.us               |  (610) 853-3000
  +  If your life is a hard drive,     |  830 Blythe Avenue
  +  Christ can be your backup.        |  Drexel Hill, Pennsylvania 19026