Re: select & insert - Mailing list pgsql-novice

From Arcady Genkin
Subject Re: select & insert
Date
Msg-id 8766kfkknb.fsf@tea.thpoon.com
Whole thread Raw
In response to select & insert  (Mauricio Alarcon <malarcon@webdepot.com.co>)
List pgsql-novice
Mauricio Alarcon <malarcon@webdepot.com.co> writes:

> How I can make an update to a register from a select query?
> I have this
>
> update table1 set r1=(select r1+1 from table1);

Try this:

update table1 set r1=(select T1.r1+1 from table1 T1);

Note that if there is more than one row in the table1, then you might
want to limit the select clause by some condition.
--
Arcady Genkin
Don't read everything you believe.

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