schweinsaug@crosswinds.net (Stefan Huber) schreef:
>>Huh? nextval() should always produce unique values (unless the sequence
>>wraps around, of course).
>
>What about explicitly overruling a sequence by INSERTing a specific value,
>when it is not a primary key or defined as serial, but a manual sequence?
Then the sequence will still produce unique values. Its just the
database column that contains a duplicate :-)
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