Re: STATISTICS retained in CREATE TABLE ... LIKE (INCLUDING ALL)? - Mailing list pgsql-hackers

From Tomas Vondra
Subject Re: STATISTICS retained in CREATE TABLE ... LIKE (INCLUDING ALL)?
Date
Msg-id d3cdb226-475c-2bc2-f39a-d5a6d925bea5@2ndquadrant.com
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In response to Re: STATISTICS retained in CREATE TABLE ... LIKE (INCLUDING ALL)?  (Alvaro Herrera <alvherre@alvh.no-ip.org>)
List pgsql-hackers

On 03/05/2018 08:57 PM, Alvaro Herrera wrote:
> Tomas Vondra wrote:
> 
>> 4) I see you've added generateClonedExtStatsStmt to parse_utilcmd.h, but
>> it was only really called in parse_utilcmd.c, so I've made it static. I
>> don't think we need to expose stuff unnecessarily.
> 
>> BTW the last point made me thinking, because parse_utilcmd.h also
>> exposes generateClonedIndexStmt. That is however necessary, because it's
>> called from DefineRelation when copying indexes from partitioned table
>> to partitions. I'm wondering - shouldn't we do the same thing for
>> extended statistics?
> 
> Maybe, but that would not be a bugfix anymore.  So if we do want that,
> that is definitely a new feature, so it should be its own patch; the
> copying of indexes to partitions is a new feature in pg11.
> 

Sure, I wasn't really suggesting squashing that into this bugfix.
-- 
Tomas Vondra                  http://www.2ndQuadrant.com
PostgreSQL Development, 24x7 Support, Remote DBA, Training & Services


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