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Re: Mysql 5.5 Partittioning row field
Posted by: Jonathan Stephens
Date: June 25, 2015 10:16AM

The rows column in EXPLAIN output refers to the number of rows that MySQL needs to check, not the number that would be returned by the statement.

See http://dev.mysql.com/doc/refman/5.6/en/explain-output.html#explain_rows

Jon Stephens
MySQL Documentation Team @ Oracle
Stockholm, Sweden

MySQL Dev Zone
MySQL Server Documentation
Oracle

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