UPDATE Statement With Sub Queries Slow In 5.7
(Doc ID 2751898.1)
Last updated on MARCH 23, 2021
Applies to:
MySQL Server - Version 5.7 to 5.7 [Release 5.7]Information in this document applies to any platform.
Symptoms
Update statement with Subqueries is slow on 5.7.
For example, the execution plan for a select query:
Changes
Running update statements with Subqueries in 5.7.29 and before.
Cause
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In this Document
| Symptoms |
| Changes |
| Cause |
| Solution |
| References |