Mysql Indexing

MySQL Database Indexing ,[object Object],[object Object],[object Object]

What is Indexing? ,[object Object],[object Object],[object Object],[object Object]

Advantages ,[object Object],[object Object]

Disadvantages ,[object Object],[object Object],[object Object]

Fetch >> Operation ,[object Object],[object Object],[object Object]

How to create/drop index ,[object Object],[object Object]

A students table (without index on name field)

Select statement without index ,[object Object]

Select statement with index ,[object Object]

Where will we apply index? ,[object Object],[object Object],Where will we not apply index? ,[object Object]

Where index will work ,[object Object],[object Object],[object Object],[object Object],[object Object],Where index will not work ,[object Object],[object Object],[object Object]

Types of mysql indexing ,[object Object],[object Object],[object Object],[object Object],[object Object]

Indexing graphical example (B+)

Indexing graphical example (B+) - cont

Indexing graphical example (B+) - Range

Indexing graphical example (Hash)

Mysql Indexing

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Mysql Indexing