From: Bruce Momjian Date: Thu, 14 Sep 2006 17:11:51 +0000 (+0000) Subject: Update TODO items: X-Git-Tag: REL8_2_BETA1~82 X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=7f75537cd7019de0e8c4ec4f56788eae1905ba38;p=postgresql Update TODO items: < o Store disk pages with no alignment/padding? > > This involves having the user-specified order of columns > be different from the physical order. SELECT * would > need to reorder the physical values to match the > user-specified ordering. > > o Store disk pages with no alignment/padding? > > This necessitates adding CPU-required padding when moving > rows from disk to memory. > > > http://archives.postgresql.org/pgsql-hackers/2006-09/msg00848.php > --- diff --git a/doc/TODO b/doc/TODO index 0c51ad2a71..bb1b9e2e10 100644 --- a/doc/TODO +++ b/doc/TODO @@ -2,7 +2,7 @@ PostgreSQL TODO List ==================== Current maintainer: Bruce Momjian (bruce@momjian.us) -Last updated: Tue Sep 12 17:02:34 EDT 2006 +Last updated: Thu Sep 14 13:11:44 EDT 2006 The most recent version of this document can be viewed at http://www.postgresql.org/docs/faqs.TODO.html. @@ -1350,9 +1350,22 @@ Miscellaneous Performance * Consider ways of storing rows more compactly on disk - o Store disk pages with no alignment/padding? o Reorder physical storage order to reduce padding? + + This involves having the user-specified order of columns + be different from the physical order. SELECT * would + need to reorder the physical values to match the + user-specified ordering. + + o Store disk pages with no alignment/padding? + + This necessitates adding CPU-required padding when moving + rows from disk to memory. + o Support a smaller header for short variable-length fields? + + http://archives.postgresql.org/pgsql-hackers/2006-09/msg00848.php + o Reduce the row header size? diff --git a/doc/src/FAQ/TODO.html b/doc/src/FAQ/TODO.html index c77f2737c1..d720028d3e 100644 --- a/doc/src/FAQ/TODO.html +++ b/doc/src/FAQ/TODO.html @@ -8,7 +8,7 @@

PostgreSQL TODO List

Current maintainer: Bruce Momjian (bruce@momjian.us)
-Last updated: Tue Sep 12 17:02:34 EDT 2006 +Last updated: Thu Sep 14 13:11:44 EDT 2006

The most recent version of this document can be viewed at
http://www.postgresql.org/docs/faqs.TODO.html. @@ -1217,9 +1217,19 @@ first.

  • Consider ways of storing rows more compactly on disk