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Re: Is it best practice to lock table for every Mysql query?
Posted by: Peter Brawley
Date: December 21, 2018 11:13AM

> Assume we use MySQL MyIsam tables and php coding for websites in which the database are frequently read and update.

Bad start. For a multi-user context like that where read consistency is desired, you need InnoDB and all updates in transaction blocks.

> can we run the query without lock all tables for READ and in the meantime ensure the results of SELECT is right?

No. You're taking a snapshot, there are no guarantees an object in the pic isn't moving.

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