My Oracle Support Banner

How Index Distribution Influences the MySQL Optimizer Query Plan (Doc ID 1327825.1)

Last updated on SEPTEMBER 04, 2023

Applies to:

MySQL Server - Version 4.0 and later
Information in this document applies to any platform.


Learn how the data distribution in an index can influence the use on the index in MySQL.


To view full details, sign in with your My Oracle Support account.

Don't have a My Oracle Support account? Click to get started!

In this Document
 Index Cardinality
 How to Update the Index Statistics or Force a Particular Index to be Used:
 How to Use Index Hints:
 Examples of Using Index Hints
 Optimizer Hints
 Indexes and NULL values

My Oracle Support provides customers with access to over a million knowledge articles and a vibrant support community of peers and Oracle experts.