Re: Sequence increased before constraint check - Mailing list pgsql-bugs

From Peter Eisentraut
Subject Re: Sequence increased before constraint check
Date
Msg-id Pine.LNX.4.30.0102141945450.1112-100000@peter.localdomain
Whole thread Raw
In response to Sequence increased before constraint check  (pgsql-bugs@postgresql.org)
List pgsql-bugs
> When a table is created with a serial column and another column that
> has a foreign key constraint, if the foreign key check fails, the
> sequence will still be updated.  This results in potential gaps in the
> serial column.

This is not a bug.  If you cannot have gaps in your number sequence then
you cannot use serial.

--
Peter Eisentraut      peter_e@gmx.net       http://yi.org/peter-e/

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