Re: On columnar storage

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От Alvaro Herrera
Тема Re: On columnar storage
Дата
Msg-id 20150617180431.GZ133018@postgresql.org
обсуждение исходный текст
Ответ на Re: On columnar storage  (Jim Nasby <Jim.Nasby@BlueTreble.com>)
Ответы Re: On columnar storage
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Jim Nasby wrote:

> Related to idea of an 'auto join', I do wish we had the ability to access
> columns in a referenced FK table from a referring key; something like SELECT
> customer_id.first_name FROM invoice (which would be translated to SELECT
> first_name FROM invoice JOIN customer USING( customer_id )).

We already have this feature -- you just need to set the
add_missing_from GUC.

(... actually we removed that feature because it was considered
dangerous or something.)

-- 
Álvaro Herrera                http://www.2ndQuadrant.com/
PostgreSQL Development, 24x7 Support, Remote DBA, Training & Services



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