Member Avatar for sankarmal

hi friends

i hava two primary key in single table no auto incriment.when i insert the value in jsp i getting like this error.

com.mysql.jdbc.exceptions.MySQLIntegrityConstraintViolationException: Duplicate
entry '0-3' for key 1

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Member Avatar for peter_budo

There can be only one primary key per table! However you can have multiple foreign keys...

Member Avatar for Sulley's Boo

^
Maybe the OP means Composite key ..

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You are trying to insert data (PK) which already exists in your table .. this is why you are getting this error ..

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