EMPTY_INTERVALS

Use the EMPTY_INTERVALS parameter in CQMPARMS to control the interval retention behavior of your Query Monitor Subsystem.

Description
Indicates whether Db2 Query Monitor keeps or removes empty interval Performance History Files and their corresponding interval records from CQMINTER data set.
Syntax
EMPTY_INTERVALS(KEEP|REMOVE)
Valid values
KEEP
(Default) Keeps empty interval performance history files and their corresponding interval records.
REMOVE
Removes the empty interval performance history files and their corresponding interval records from the CQMINTER data set.
Note: When EMPTY_INTERVALS(REMOVE) and the RETAIN parameter are specified together, Db2 Query Monitor retains n intervals as instructed to by the RETAIN parameter. If any of the retained intervals are empty, they are then deleted.
Example
EMPTY_INTERVALS(REMOVE)