What is EXPLAIN?

Answer Posted / sadiq afroze

EXPLAIN is used to display the access path as determined by
the optimizer for a SQL statement. It can be used in SPUFI
(for single SQL statement) or in BIND step (for embedded
SQL). The results of EXPLAIN is stored in U.PLAN_TABLE
where U is the authorization id of the user

Is This Answer Correct ?    5 Yes 0 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

Which command is used to connect to a database in DB2 ? Give the Syntax.

859


What r the comman abends in db2, jcl and cobol???????

2046


Why cursor is used in db2?

795


How to create db2 table in mainframe?

883


What is the difference between drop table and delete table?

826


What is explain in db2?

806


How do I start db2 in windows?

837


Explain the benefits you can get from mainframe connect?

754


What db2 400?

930


What is null in db2?

776


What is meant by dclgen?

880


Which are the db2 tools to protect integrity of the database?

926


Comment whether dclgen is mandatorily used. If not, then what is the point of using it?

845


What does db2 plan contain?

779


What is multi row fetch in db2?

807