How can you view all indexes defined on a table?
How to View All Indexes Defined on a Table in MySQL
MySQL provides several ways to list all indexes on a specific table. These commands help you inspect index names, columns, uniqueness, index types, and more.
1. Using SHOW INDEX
The most common method to view indexes.
Displays index name, columns, uniqueness, cardinality, and index type.
Syntax
2. Using INFORMATION_SCHEMA.STATISTICS
Provides detailed metadata about indexes.
Useful when you need to query/filter index information programmatically.
Query Example
3. Using DESCRIBE (Partial Info Only)
Shows PRIMARY KEY and UNIQUE constraints.
Does NOT list all secondary indexes.
Command
The recommended and most complete method is using SHOW INDEX or querying INFORMATION_SCHEMA.STATISTICS for more detailed control.