1. How to extract to an SQL statement before did not perform some execution plan?
2. The execution plan how to analyze his costs, such as CPU utilization, read disk number
3. The format what's the point? What is called the format
4

CodePudding user response:

1. How to extract to an SQL statement before did not perform some execution plan?

10046


3. What's the point? What is called the format

Tkprof tool

CodePudding user response:

It could write a book