what is the steps followed in EXPLAIN Process or EXPLAIN
command. (Explain is for identifying the optimized access
path but how or what is the steps for doing the EXPLAIN)

Answer Posted / krishna

In bind parameter if you give like
EXPLAIN(YES)

This will store the acess path in SYSIBM.SYSPLAN table,
it will not do any optimization.

Is This Answer Correct ?    1 Yes 1 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

How to execute stored procedure in db2 command editor?

737


by using cursors , we can access particular records from the table based on some condition, i want to delete those selected records, how can we write a query for this in the program?

8306


How do I import data from excel to db2?

829


What are concurrency issues?

804


What is drop table?

774


What is dbrm?

855


What is an instance database?

809


What are the contents of a dclmgen?

831


What are the benefits of using the db2 database?

882


How to check table size in db2 sap?

777


Give a brief description of db2 isolation levels?

786


What is a db2 package?

787


What are db2 objects?

825


How is the value function used?

835


How do you simulate the explain of an embedded sql statement in spufi/qmf?

841