Hi, > 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. If you want to compare and ensure that the values are same for all columns, please have a look at INTERSECT http://www.postgresql.org/docs/9.1/static/sql-select.html Regards, Jayadevan
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