Re: Using rollup tables to aggregate data in large datasets
Good article.
Note, however, that the one-at-a-time UPDATEs will bog down when their frequency exceeds about 100 per second.
This discusses how to carry it to the next level:
http://mysql.rjweb.org/doc.php/datawarehouse
(Alas, it does not discuss how to do both the decrement and increment.)
Edited 1 time(s). Last edit at 07/21/2013 04:01PM by Rick James.
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Re: Using rollup tables to aggregate data in large datasets
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