trigger - Mailing list pgsql-php

From Aftab Alam
Subject trigger
Date
Msg-id 001801c5ec31$efeb3910$ec1010ac@aftabn463
Whole thread Raw
List pgsql-php

Hello,

I want to create a trigger in PostgresSQL

In trigger, Before inserting the record, if data is already in the table, the trigger fire the mesaage that data is already there, and after that trigger ckeck for next insert statement.

Pleae help me in this regard , kindly  reply.

Regards,

_____

Aftab Alam

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