On Wed, May 04, 2005 at 10:22:56PM -0400, Tom Lane wrote:
> Also, there is a whole lot of one-time-per-statement overhead that can
> be amortized across many rows instead of only one. Stuff like opening
> the target table, looking up the per-column I/O conversion functions,
> identifying trigger functions if any, yadda yadda. It's not *that*
> expensive, but compared to an operation as small as inserting a single
> row, it's significant.
Has thought been given to supporting inserting multiple rows in a single
insert? DB2 supported:
INSERT INTO table VALUES(
(1,2,3),
(4,5,6),
(7,8,9)
);
I'm not sure how standard that is or if other databases support it.
--
Jim C. Nasby, Database Consultant decibel@decibel.org
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