diff options
| author | Bruce Momjian <bruce@momjian.us> | 2006-06-24 23:45:02 +0000 |
|---|---|---|
| committer | Bruce Momjian <bruce@momjian.us> | 2006-06-24 23:45:02 +0000 |
| commit | fc6a2293b59e2c2e9d76bbc20df9bd194a9b00cd (patch) | |
| tree | e9e1ede57b2e6d95500cd2285f451fe36ed0d65c /doc/TODO | |
| parent | 50aa69a82577da0f4dacdd26d0eafecad76218ca (diff) | |
Add UPDATE entry for row reuse.
>
> * Allow heap reuse of UPDATEd rows if old and new versions are on the
> same heap page?
>
> This is possible for same-page updates because a single index row
> can point to both old and new values.
> http://archives.postgresql.org/pgsql-hackers/2006-06/msg01305.php
Diffstat (limited to 'doc/TODO')
| -rw-r--r-- | doc/TODO | 9 |
1 files changed, 8 insertions, 1 deletions
@@ -2,7 +2,7 @@ PostgreSQL TODO List ==================== Current maintainer: Bruce Momjian (bruce@momjian.us) -Last updated: Sun Jun 18 15:32:30 EDT 2006 +Last updated: Sat Jun 24 19:44:48 EDT 2006 The most recent version of this document can be viewed at http://www.postgresql.org/docs/faqs.TODO.html. @@ -1131,6 +1131,13 @@ Vacuum http://archives.postgresql.org/pgsql-patches/2006-03/msg00142.php +* Allow heap reuse of UPDATEd rows if old and new versions are on the + same heap page? + + This is possible for same-page updates because a single index row + can point to both old and new values. + http://archives.postgresql.org/pgsql-hackers/2006-06/msg01305.php + * Auto-vacuum o Use free-space map information to guide rfilling |