Bug #41994 Optimizer do full table scan when use distinct with group by in subquery
Submitted: 9 Jan 2009 11:15 Modified: 9 Mar 2015 18:58
Reporter: Ben Li Email Updates:
Status: Closed Impact on me:
None 
Category:MySQL Server: Optimizer Severity:S2 (Serious)
Version:5.1.30, 5.1.31, 6.0.8 OS:Any (test on linux/windows)
Assigned to: Evgeny Potemkin CPU Architecture:Any
Tags: distinct subquery groupby

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