From: | tgl(at)postgresql(dot)org (Tom Lane) |
---|---|
To: | pgsql-committers(at)postgresql(dot)org |
Subject: | pgsql: Add an extra header byte to TOAST-pointer datums to represent |
Date: | 2007-09-30 19:54:58 |
Message-ID: | 20070930195458.4269E753E4C@cvs.postgresql.org |
Views: | Raw Message | Whole Thread | Download mbox | Resend email |
Thread: | |
Lists: | pgsql-committers |
Log Message:
-----------
Add an extra header byte to TOAST-pointer datums to represent their size
explicitly. This means a TOAST pointer takes 18 bytes instead of 17 --- still
smaller than in 8.2 --- which seems a good tradeoff to ensure we won't have
painted ourselves into a corner if we want to support multiple types of TOAST
pointer later on. Per discussion with Greg Stark.
Modified Files:
--------------
pgsql/doc/src/sgml:
storage.sgml (r1.19 -> r1.20)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/doc/src/sgml/storage.sgml?r1=1.19&r2=1.20)
pgsql/src/backend/access/heap:
tuptoaster.c (r1.75 -> r1.76)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/backend/access/heap/tuptoaster.c?r1=1.75&r2=1.76)
pgsql/src/include/catalog:
catversion.h (r1.429 -> r1.430)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/include/catalog/catversion.h?r1=1.429&r2=1.430)
pgsql/src/include:
postgres.h (r1.83 -> r1.84)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/include/postgres.h?r1=1.83&r2=1.84)
From | Date | Subject | |
---|---|---|---|
Next Message | Bruce Momjian | 2007-10-01 02:59:03 | pgsql: Have pgcvslog mark back-branch commits with "<back-patch>". |
Previous Message | Tom Lane | 2007-09-30 17:52:22 | Re: pgsql: Applied another patch by ITAGAKI Takahiro |