Re: Is function atomic? - Mailing list pgsql-sql

From Peter Eisentraut
Subject Re: Is function atomic?
Date
Msg-id Pine.LNX.4.30.0107061811060.679-100000@peter.localdomain
Whole thread Raw
In response to Is function atomic?  (Wei Weng <wweng@kencast.com>)
Responses Re: Is function atomic?  (Wei Weng <wweng@kencast.com>)
List pgsql-sql
Wei Weng writes:

> If it is not, is it possible to acquire a lock on a row ? how about a
> lock on a table?

SQL statements issued by server-side functions operate with the same
transaction isolation semantics as "normal" SQL statements.  However,
whatever the function does outside the database may obviously have
different semantics.

-- 
Peter Eisentraut   peter_e@gmx.net   http://funkturm.homeip.net/~peter



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