Re: Left join vs Inner join
Posted by: Vikas Sood ()
Date: May 10, 2016 10:40AM
Thank you so much for your reply. Yes, we are on MySQL version 5.5.46. So when we upgrade to 5.6, does the derived table access change from full table scan to index scan? Since it is a derived table and an index can't be defined on a derived table, how does MySQL use an Index join?
|Left join vs Inner join||737||Vikas Sood||05/09/2016 06:10PM|
|Re: Left join vs Inner join||382||Øystein Grøvlen||05/10/2016 08:04AM|
|Re: Left join vs Inner join||341||Vikas Sood||05/10/2016 10:40AM|
|Re: Left join vs Inner join||338||Rick James||05/10/2016 07:23PM|
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