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Re: Query Optimization Needed
Posted by: Devrishi Shandilya
Date: February 15, 2015 11:07PM

Hi Rick/Peter,

I am getting best results with index order (`deviceid`, `created_on`, `user_id`)

Row_returned are 167667 and total rows in table are 432301.

Yes we can increase some more memory for InnoDB Buffer Pool, but as I said earlier, MongoDB is also running with dataset around 3 GB on this server. so we can not allow a large buffer pool to InnoDB as recommandation (70% of available RAM).

Is there any suggestion to improve performance of this query?

Regards,
Devrishi

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