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Re: How to improve performance in a table with 70 million rows
Posted by: Aftab Khan
Date: August 22, 2012 02:16PM

> Whenever you insert a record, the partitioning engine locks the entire table.
>Aftab, he is using InnoDB. So, I think it will _open_ each partition, but not _lock_ each one

Behavior is the same for all storage engines. For INSERT queries, when you insert a row, the partitioning layer opens and locks all partitions, determine which partition should receive the row, and forwards the row to that partition.

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