In response to Angayarkanni : > Hi, > > I am the beginner of pgpsql > > > I need to select from two tables say T1,T2 by UNION > > when the value is from T1 the output should by a 1 and > when the value from T2 the out put should be 2 > > when T1 Hits values should be 1 and when T2 hits the value should be 2
select 'table 1' as table, * from t1 union all select 'table 2', * from t2; Regards, Andreas -- Andreas Kretschmer Kontakt: Heynitz: 035242/47150, D1: 0160/7141639 (mehr: -> Header) GnuPG: 0x31720C99, 1006 CCB4 A326 1D42 6431 2EB0 389D 1DC2 3172 0C99 -- Sent via pgsql-performance mailing list (pgsql-performance@postgresql.org) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-performance
