On Mon, 10 Nov 2003 at 14:55, Michael Bielicki wrote:
> Just as a tip you could do that with regex functions as well,
> omitting the quite costly length functions ..
Well, regular expressions can be costly as well, and it depends on the
DBMS implementation how costly length() is. If the actual length of a
text or varchar field is being stored anyways, length() can be
implemented in a rather cheap way.
cu
Reinhard
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