You would need to install the “HSTORE” extension to convert the record into a key->value pair then perform the comparison on that.
Dave
From: pgsql-sql-owner@postgresql.org [mailto:pgsql-sql-owner@postgresql.org] On Behalf Of Rehan Saleem Sent: Monday, March 19, 2012 3:40 PM To: pgsql-sql@postgresql.org Subject: [SQL] Postgresql function which compares values from both tables
hi , how to write a function which should read data from 2 tables having same number of columns and should show the common values from those tables. thanks