Re: Gsoc2012 idea, tablesample - Mailing list pgsql-hackers

On Mon, 16 Apr 2012 23:17:25 -0700, Heikki Linnakangas wrote:

> 1. We probably don't want the SQL syntax to be added to the
>    grammar. This should be written as an extension, using custom
>    functions as the API, instead of extra SQL syntax.

I can't find the discussion about this, have any pointer ?

I've found a patch of 2007 by Gavin Sherry implementing the SQL 2003
TABLESAMPLE syntax. May be a good starting point ?
http://www.neilconway.org/talks/hacking/

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