RE: subqueries as values in updates
От | Francis Solomon |
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Тема | RE: subqueries as values in updates |
Дата | |
Msg-id | NEBBIFFPELJMCJAODNPKIEKOCDAA.francis@stellison.co.uk обсуждение исходный текст |
Ответ на | subqueries as values in updates (patrick.jacquot@anpe.fr) |
Список | pgsql-sql |
Hi, The syntax you used works fine for me. francis=# select version(); version ---------------------------------------------------------------PostgreSQL 7.0.2 on i686-pc-linux-gnu, compiled by gcc 2.95.2 (1 row) Hope this helps Francis Solomon > -----Original Message----- > From: pgsql-sql-owner@postgresql.org > [mailto:pgsql-sql-owner@postgresql.org]On Behalf Of > patrick.jacquot@anpe.fr > Sent: 08 December 2000 13:00 > To: liste SQL > Subject: [SQL] subqueries as values in updates > > > hello, list. > are subqueries alloved as values in an update command ? > e.g. > > update a set a.attribute1 = a.attribute1 + > (select sum(b.attribute1) from b where b.attribute2=a.attribute2); > > If yes, how is the correct syntax ? > If not, is there a hope for it in a future version ?
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