Previous Topic Next topic Print topic


EXPLAIN

Syntax:

EXPLAIN={NO | YES | ALL}
NOEXPLAIN

Parameters:

NO Explain information will not be captured.
YES Explain tables will be populated with information about the chosen access plan.
ALL Explain information for each eligible static SQL statement will be placed in the Explain tables. In addition, Explain information will be gathered for eligible dynamic SQL statements at run time, even if the CURRENT EXPLAIN SNAPSHOT register is set to NO. For more information about special registers, see the IBM DB2 SQL Reference.

Properties:

Default: NOEXPLAIN
Previous Topic Next topic Print topic