RE: [SQL] IIF..
От | Jackson, DeJuan |
---|---|
Тема | RE: [SQL] IIF.. |
Дата | |
Msg-id | D05EF808F2DFD211AE4A00105AA1B5D20378A9@cpsmail обсуждение исходный текст |
Список | pgsql-sql |
Try it on current snapshot. Any comment Jan?-DEJ > -----Original Message----- > From: Clark Evans [mailto:clark.evans@manhattanproject.com] > Sent: Monday, March 29, 1999 6:01 PM > To: Jackson, DeJuan > Cc: Eduardo Noeda; pgsql-sql@postgreSQL.org > Subject: Re: [SQL] IIF.. > > > "Jackson, DeJuan" wrote: > > It would be: > > SELECT (CASE Number > > WHEN 1 THEN 'First' > > ELSE 'Other' > > END) AS Description > > FROM Table > > Way cool. A new trick for me. > This is similar to DECODE, I assume. > > However, I tried this test on a snapshot > about a week old, and this is the result: > > > Welcome to the POSTGRESQL interactive sql monitor: > > Please read the file COPYRIGHT for copyright terms of POSTGRESQL > > > > type \? for help on slash commands > > type \q to quit > > type \g or terminate with semicolon to execute query > > You are currently connected to the database: clark > > > > clark=> create table test (a text, b int4 ); > > CREATE > > clark=> insert into test values ( 'one', 1); > > INSERT 18634 1 > > clark=> insert into test values ( 'two', 2); > > INSERT 18635 1 > > clark=> insert into test values ( null, null); > > INSERT 18636 > > clark=> select ( case b when 1 then 'first' else 'other' > end ) as xx from test; > > ERROR: copyObject: don't know how to copy 704 > > clark=> > > > > Did this work in earlier versions? If so, then perhaps this > should be added to a regression test if it isn't already. > > Best, > > Clark >
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