Re: disable triggers isolated to transaction only?

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От Greg Sabino Mullane
Тема Re: disable triggers isolated to transaction only?
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Msg-id c20510f5be73da938956bb41695c73f6@biglumber.com
обсуждение исходный текст
Ответ на disable triggers isolated to transaction only?  (Vick Khera <vivek@khera.org>)
Ответы Re: disable triggers isolated to transaction only?  (Richard Huxton <dev@archonet.com>)
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> My question is this: will ALTER TABLE ONLY $subtable DISABLE TRIGGER
> ALL within a transaction only affect my transaction, or will it affect
> anyone inserting into this subtable.  If it blocks external inserts
> that's ok since my transactions are small while moving the data.  I
> guess at worse I lock the table.

ALTER TABLE will lock and block, but I'd be remiss if I didn't point
out the use of session_replication_role as a much better solution to
this particular class of problem. (Even if your version does not
support it, Vick, it should be noted here for the archives). The
session_replication_role was added in 8.3:

http://www.postgresql.org/docs/8.3/interactive/sql-altertable.html

- --
Greg Sabino Mullane greg@turnstep.com
End Point Corporation http://www.endpoint.com/
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