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Re: Particular SQL takes more than 5 hours to run in SQL developer
Posted by: Peter Brawley
Date: May 05, 2016 09:51AM

ODI's query is not optimised for MySQL. To put it mildly. Is ODI use obligatory?

If your version is recent enough to support the query rewriter plugin (5.7.6), it may help, but it incurs an overall performance overhead of its own.

InnoDB table? What is innodb_buffer_pool_size? Should be two-thirds to three-quarters of RAM that is available to MySQL.

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