On Thu, 23 Jun 2005, Bricklen Anderson wrote:

> iii. UNIQUE constraint on table "t1". This didn't seem to perform too
> badly with fewer rows (preliminary tests), but as you'd expect, on error
> the whole transaction would roll back. Is it possible to skip a row if
> it causes an error, as opposed to aborting the transaction altogether?

You don't need to roll back the whole transaction if you use savepoints or 
the exception features in pl/pgsql

Take a look at this example:

http://developer.postgresql.org/docs/postgres/plpgsql-control-structures.html#PLPGSQL-UPSERT-EXAMPLE

-- 
/Dennis Björklund


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