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Optimizing MySQL: Queries and Indexes Article 1 of 4 Courtesy of: Ian Gilfillan Badly defined or non-existent indexes are one of the primary reasons for poor performance, understanding and then fixing

Optimizing MySQL: Queries and Indexes Article 3 of 4 Courtesy of: Ian Gilfillan Ordering by surname is a common requirement, so it would make sense to create an index on surname. But in this example o

Optimizing MySQL: Queries and Indexes Article 4 of 4 Courtesy of:Ian Gilfillan Most systems need to be highly optimized for selects - take a news site which performs millions of queries per day, but w

Optimizing MySQL: Queries and Indexes Article 2 of 4 Courtesy of: Ian Gilfillan Some knowledge of how indexes work allows you to use them more efficiently. Firstly, note that when you update a table w