RE: [GENERAL] No MAX function - Mailing list pgsql-general
From | Alex P. Rudnev |
---|---|
Subject | RE: [GENERAL] No MAX function |
Date | |
Msg-id | Pine.SUN.3.91.990208140243.18173M-100000@virgin.relcom.eu.net Whole thread Raw |
In response to | RE: [GENERAL] No MAX function (dustin sallings <dustin@spy.net>) |
List | pgsql-general |
It depends of data type - unfortunately max was not defined for ALL appropriate types. Through testo=> select max(bypref) from inetspec; max --- 24 where bypref is int2. On Sat, 6 Feb 1999, dustin sallings wrote: > Date: Sat, 6 Feb 1999 13:10:56 -0800 (PST) > From: dustin sallings <dustin@spy.net> > To: Jonny Hinojosa <Jonny@TCA.net> > Cc: PostGreSQL Mailing List <pgsql-general@postgreSQL.org> > Subject: RE: [GENERAL] No MAX function > > On Sat, 6 Feb 1999, Jonny Hinojosa wrote: > > // cdmwhere=> SELECT * FROM traplog WHERE millisid= > // (SELECT MAX(millisid) FROM traplog > // WHERE esn LIKE '0f:11:19:82:54:35'); > // ERROR: No such function 'max' with the specified attributes > // cdmwhere=> > > What's a millisid? If it's something obscure, there may not have > been a max() defined for it. > > // > // -----Original Message----- > // From: dustin sallings [mailto:dustin@spy.net] > // Sent: Saturday, February 06, 1999 2:21 PM > // To: Jonny Hinojosa > // Cc: PostGreSQL Mailing List > // Subject: RE: [GENERAL] No MAX function > // > // > // On Sat, 6 Feb 1999, Jonny Hinojosa wrote: > // > // select * from events > // where event_id=(select max(event_id) from events); > // > // That works in my event database. > // > // // SET QUERY_LIMIT TO restricts the number of rows returned. I want to > // // determine the largest value in a column. Sorry if my question was > // unclear, > // // I am new to %SQL. > // // > // // Jonny > // // > // // -----Original Message----- > // // From: Neil Burrows [mailto:maillist@remo.demon.co.uk] > // // Sent: Saturday, February 06, 1999 1:51 PM > // // To: Jonny Hinojosa > // // Cc: psql-general@postgresql.org > // // Subject: RE: [GENERAL] No MAX function > // // > // // > // // Hi, > // // > // // I believe there is a patch in "contrib" directory that does this, but if > // you > // // have Postgres 6.4 then have a look at the > // // > // // SET QUERY_LIMIT TO > // // > // // command. > // // > // // Regards, > // // > // // ---[ Neil > // urrows ]----------------------------------------------------- > // // E-mail: neil@pawprint.co.uk ** This e-mail was > // ** > // // Web : http://www.remo.demon.co.uk/ ** Made in Scotland > // ** > // // -------< PGP Key available from http://www.remo.demon.co.uk/pgp/ > // >-------- > // // > // // > // // > // // > -----Original Message----- > // // > From: owner-pgsql-general@postgreSQL.org > // // > [mailto:owner-pgsql-general@postgreSQL.org]On Behalf Of Jonny Hinojosa > // // > Sent: 06 February 1999 19:13 > // // > To: PostGreSQL Mailing List > // // > Subject: [GENERAL] No MAX function > // // > > // // > > // // > Does anyone have a work around for the lack of a MAX function ? I need > // to > // // > find the last record WHERE a LIKE 'x' AND b LIKE 'y'. > // // > > // // > Jonny Hinojosa > // // > TCA Internet > // // > Jonny@TCA.net > // // > 409.693.8885 > // // > > // // > > // // > // // > // // > // > // -- > // Principal Member Technical Staff, beyond.com The world is watching > // America, > // pub 1024/3CAE01D5 1994/11/03 Dustin Sallings <dustin@spy.net> > // | Key fingerprint = 87 02 57 08 02 D0 DA D6 C8 0F 3E 65 51 98 D8 BE > // L______________________________________________ and America is watching TV. > // __ > // > // > // > > -- > Principal Member Technical Staff, beyond.com The world is watching America, > pub 1024/3CAE01D5 1994/11/03 Dustin Sallings <dustin@spy.net> > | Key fingerprint = 87 02 57 08 02 D0 DA D6 C8 0F 3E 65 51 98 D8 BE > L______________________________________________ and America is watching TV. __ > > > Aleksei Roudnev, Network Operations Center, Relcom, Moscow (+7 095) 194-19-95 (Network Operations Center Hot Line),(+7 095) 230-41-41, N 13729 (pager) (+7 095) 196-72-12 (Support), (+7 095) 194-33-28 (Fax)
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