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Why Do Major Internet Companies Change MySQL's Default Isolation Level from RR to RC?

Everyone knows what the default database isolation level of MySQL is, right? Yes, it is RR. But why do major internet ...
How-To Geek on MSN13d

4 Essential Google Sheets Shortcuts for Former Excel Users

The aggregation functions you can use in a QUERY formula are avg (), count (), max (), min (), and sum (). The clause types ...