RE: Constraints

you must ensure uniquness and not null of each value in cells of column BUTIKS_NR -----Original Message-----
Roland.Skoldblom_at_ica.se
Sent: Wednesday, April 24, 2002 5:39 PM
To: Multiple recipients of list ORACLE-L

Hallo,

I am trying to run this script,

ALTER TABLE PBK.K1
  ADD CONSTRAINT idx_rollson PRIMARY KEY (BUTIKS_NR)

but gets the erormessage

ORA-02437: cannot validate (PBK.IDX_ROLLSON) - primary key violated

what can I do to solve this? Please help me. Wouldnt it be enough to have unique values in thefield butiks_nr?

Thanks in advance

Roland

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Author: Atul Kumar
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