Re: Indexes on partitioned tables and foreign partitions
От | Arseny Sher |
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Тема | Re: Indexes on partitioned tables and foreign partitions |
Дата | |
Msg-id | 87r2mkdhwl.fsf@ars-thinkpad обсуждение исходный текст |
Ответ на | Re: Indexes on partitioned tables and foreign partitions (Simon Riggs <simon@2ndquadrant.com>) |
Ответы |
Re: Indexes on partitioned tables and foreign partitions
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Список | pgsql-hackers |
Simon Riggs <simon@2ndquadrant.com> writes: > How much sense is it to have a partitioned table with a mix of local > and foreign tables? Well, as much sense as fdw-based sharding has, for instance. It is arguable, but it exists. > Shouldn't the fix be to allow creation of indexes on foreign tables? > (Maybe they would be virtual or foreign indexes??) Similar ideas were discussed at [1]. There was no wide consensus of even what problems such feature would solve. Since currently indexes on foreign tables are just forbidden, it seems to me that the best what partitioning code can do today is just not creating them. [1] https://www.postgresql.org/message-id/flat/4F62FD69.2060007%40lab.ntt.co.jp#4F62FD69.2060007@lab.ntt.co.jp -- Arseny Sher Postgres Professional: http://www.postgrespro.com The Russian Postgres Company
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