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adding 'not-null' and 'unique'-constraint for existing column - Mailing list pgsql-general

From pilsl@goldfisch.at
Subject adding 'not-null' and 'unique'-constraint for existing column
Date
Msg-id 20020128175544.G25483@goldfisch.at
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Responses Re: adding 'not-null' and 'unique'-constraint for existing  (Stephan Szabo <sszabo@megazone23.bigpanda.com>)
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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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