On Wed, Feb 3, 2010 at 2:43 AM, AI Rumman <rummandba(at)gmail(dot)com> wrote:
> I deleted 70000 rows from a table and then execute
> vacuum analyze <table>.
>
> But table size not yet changed.
>
> I am using Postgresql 8.1.
>
> Could anyone please tell me what the problem is?
http://www.postgresql.org/docs/8.1/static/maintenance.html#VACUUM-FOR-SPACE-RECOVERY
explains it pretty well.