Re: PKs without indexes

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От Tom Lane
Тема Re: PKs without indexes
Дата
Msg-id 2006.1303225522@sss.pgh.pa.us
обсуждение исходный текст
Ответ на PKs without indexes  (John P Weatherman <jweatherman91@alumni.wfu.edu>)
Список pgsql-admin
John P Weatherman <jweatherman91@alumni.wfu.edu> writes:
> I am attempting to set up slony-i and have run into a minor
> glitch...apparently whoever designed the database I have inherited
> didn't consistently build indexes to go along with Primary Keys, or at
> least that's the error message I have been getting.  I am far from
> confident in my own sqlfu in the catalog tables.  Does anyone have a
> script for identifying tables without indexes that correspond to their
> PKs?  I'm just trying to avoid re-inventing the wheel if I can help it.

At least in Postgres, there is no such animal as a PK (or unique)
constraint without an underlying index.  Maybe you'd better be more
clear about what problem you're having.

            regards, tom lane

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