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Re: why MySql 8.0.17 Select query performance is slower than Mysql 5.7.26?
Posted by: Peter Brawley
Date: February 03, 2020 11:00AM

Explain says it can't find an index to use. Therefore MySQL has to do a full table scan. Slow.

Once again: what is the query?

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Re: why MySql 8.0.17 Select query performance is slower than Mysql 5.7.26?
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February 03, 2020 11:00AM


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