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Re: Big 7.1 open items

From: Chris Bitmead <chris(at)bitmead(dot)com>
To: PostgreSQL-development <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: Big 7.1 open items
Date: 2000-07-01 03:59:26
Message-ID: (view raw, whole thread or download thread mbox)
Lists: pgsql-hackers
Tom Lane wrote:

> Now that you mention it, this is another reason why system tables for
> each database have to live in a separate tablespace directory: there's
> no other good way to do that final stage of DROP DATABASE.  The
> DROP-each-table approach doesn't work for system tables (somewhere along
> about the point where you drop pg_attribute, DROP TABLE itself would
> stop working ;-)).

If drop table is extended to drop multiple tables at once, then you read
and cache everything you need before doing all the destruction in the
second stage.

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