Re: PL/PgSQL STRICT
Marko Tiikkaja <pgmail@joh.to>
From: Marko Tiikkaja <pgmail@joh.to>
To: Tom Lane <tgl@sss.pgh.pa.us>
Cc: PostgreSQL-development <pgsql-hackers@postgresql.org>
Date: 2012-12-21T15:52:48Z
Lists: pgsql-hackers
On 12/21/12 4:49 PM, I wrote: > On 12/21/12 4:39 PM, Tom Lane wrote: >> What is the use-case for this? > > Currently, the way to do this would be something like: I realize I didn't really answer the question. The use case is when you're UPDATEing or DELETEing a row and you want to quickly assert that there should be exactly one row. For example, if you've previously locked a row with SELECT .. FOR UPDATE, and now you want to UPDATE or DELETE it, it better be there (or you have a bug somewhere). Regards, Marko Tiikkaja