How to find SQL Query Index use in Oracle PL SQL Interview Questions And Answers For Experience & Freshers | Interview Preparation

How to find SQL Query Index use in Oracle PL SQL Interview Questions And Answers For Experience & Freshers | Interview Preparation


If you want to test whether query internally uses Index or not then we are using this tracing tracing command at SQL prompt.

SQL> set autotrace on explain ;

Whenever we are using this command server returns query result and execution plan.
In execution plan we can find query using Index or not.

And last we can stop tracing by using following command

SQL> set autotrace off ;

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