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Re: Looping (cursor) in SP giving performance delays
Posted by: Peter Brawley
Date: March 04, 2020 08:16PM

Cursors process one row at a time, so they're s-l-o-w ... for a bit ofdiscussion on the matter see "A cursor if necessary, but not necessarily a cursor" at

For the sort of problem you describe, a speedy query is usually possible. But guess isn't sufficient, instead let's see your MySQL version, the Show Create table results for each involved table, and the no. of rows in each table, so we can design an optimised solution.

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Re: Looping (cursor) in SP giving performance delays
March 04, 2020 08:16PM

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