adding 'not-null' and 'unique'-constraint for existing column

From: pilsl(at)goldfisch(dot)at
To: pgsql-general(at)postgresql(dot)org
Subject: adding 'not-null' and 'unique'-constraint for existing column
Date: 2002-01-28 16:55:44
Message-ID: 20020128175544.G25483@goldfisch.at
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I've an existing column that should be set to 'not-null' and 'unique'
but I dont find out the corresponding constraint for the
"ALTER TABLE tablename ADD CONSTRAINT .... "

thnx,
peter

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