Correct Index Choices for Equality + LIKE Query Optimization
As part of our support services, we do a lot of query optimization. This is where most performance gains come from. Here’s an example of the work we do.
Some days ago a customer arrived with the following table:
Shell
CREATE TABLE `infamous_table` (
`id` int(11) NOT NULL AUTO_INCREMENT,
`member_id` int(11) NOT NULL DEFAULT ‘0’,
[…]
