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Re: [Gnumed-bugs] GNUmed > Master_data_=3E_Manage_lists_=3E_Codes_and=85

From: Karsten Hilbert
Subject: Re: [Gnumed-bugs] GNUmed > Master_data_=3E_Manage_lists_=3E_Codes_and=85=A0hangs
Date: Thu, 21 Jul 2011 11:11:50 +0200
User-agent: Mutt/1.5.21 (2010-09-15)

On Thu, Jul 21, 2011 at 09:51:31AM +0200, Karsten Hilbert wrote:

> > Can I suggest that before opening the window, a query quickly determine
> > the total number of records in the table
> That is not really possible unless "total number of records"
> gets defined much better.

Here is why:

The pg_class estimate is fairly fragile here because:

        - we would need to look up each child table of ref.coding_system_root
        - the children can change between releases, breaking the query

> (But we can add the "(this may take a while)" part which should
>  capture the gist of the problem.)


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