Hi,
 
The UNIQUE constraint doesn't work on a field if I use a DEFAULT clause on a table.
 
The following table works with UNIQUE constraint:
 
create table cltclt001(
  tcid int2,
  tcnom text unique
);
 
but this one accept several same tcnom value:
 
create table cltclt001(
  tcid int2 default nextval('cltcls001'),
  tcnom text unique
);
 
 
What's wrong with my table ?
 
Thanks in advance.
 
Stephane FILLON

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