Am Mittwoch 25 Juli 2007 schrieb Simon Riggs:
> I have reasonable evidence that Referential Integrity is the major
> performance bottleneck and would like some objective evidence that this
> is the case.
Just curious, will 8.3 still check FK constraints (and use locks) even if the
referencing column value does not change?
---------------------------(end of broadcast)---------------------------
TIP 9: In versions below 8.0, the planner will ignore your desire to
choose an index scan if your joining column's datatypes do not
match
