Documentation Home
MySQL Internals Manual
Download this Manual
EPUB - 0.8Mb


MySQL Internals Manual  /  ...  /  Providing Index Information to the Optimizer

22.16.5 Providing Index Information to the Optimizer

In order for indexing to be used effectively, storage engines need to provide the optimizer with information about the table and its indexes. This information is used to choose whether to use an index, and if so, which index to use.


User Comments
Sign Up Login You must be logged in to post a comment.