Re: Transactions involving multiple postgres foreign servers - Mailing list pgsql-hackers

From Robert Haas
Subject Re: Transactions involving multiple postgres foreign servers
Date
Msg-id CA+TgmobFONsLt9dhzXV6tMso=BgzRWhV8qAnx-tcEQBKzR-3Nw@mail.gmail.com
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In response to Re: Transactions involving multiple postgres foreign servers  (Tom Lane <tgl@sss.pgh.pa.us>)
Responses Re: Transactions involving multiple postgres foreign servers
List pgsql-hackers
On Mon, Jan 5, 2015 at 2:47 PM, Tom Lane <tgl@sss.pgh.pa.us> wrote:
> That's a laudable goal, but I would bet that nothing built on the FDW
> infrastructure will ever get there.

Why?

It would be surprising to me if, given that we have gone to some pains
to create a system that allows cross-system queries, and hopefully
eventually pushdown of quals, joins, and aggregates, we then made
sharding work in some completely different way that reuses none of
that infrastructure.  But maybe I am looking at this the wrong way.

-- 
Robert Haas
EnterpriseDB: http://www.enterprisedb.com
The Enterprise PostgreSQL Company



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