Re: [SQL] How change col name during query to use it in where clause

Marcel Ruff, 04.05.2012 12:25: Hi, is an alias name not usable in the where clause? select EXTRACT(day from enddate::TIMESTAMP - old_enddate::TIMESTAMP) AS TAGE from account_h where TAGE>5; ERROR: column "tage" does not exist LINE 1: ... TAGE>5 ... You need to wrap the query: select * from

Re: [SQL] How change col name during query to use it in where clause

Marcel Ruff hat am 4. Mai 2012 um 12:25 geschrieben: > Hi, > > is an alias name not usable in the where clause? Exactly. Andreas -- Sent via pgsql-sql mailing list (pgsql-sql@postgresql.org) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-sql

Re: [SQL] How change col name during query to use it in where clause

I'm affraid you can't. AFAIK, WHERE clause is processed before the SELECT output expressions Best, Oliveiros - Original Message - From: "Marcel Ruff" To: Sent: Friday, May 04, 2012 11:25 AM Subject: [SQL] How change col name during query to use it in where clause Hi, is an alias

[SQL] How change col name during query to use it in where clause

Hi, is an alias name not usable in the where clause? select EXTRACT(day from enddate::TIMESTAMP - old_enddate::TIMESTAMP) AS TAGE from account_h where TAGE>5; ERROR: column "tage" does not exist LINE 1: ... TAGE>5 ... Thank you Marcel -- Sent via pgsql-sql mailing list (pgsql-sql@postgres