Question 3
You wish to enable automatic clean-up of committed pseudo-deleted index entries for all indexes in the DB2 subsystem. You have verified that system table SYSIBM.SYSINDEXCLEANUP has no rows.
Without taking any other action, which action will accomplish this?
Set subsystem parameter INDEX_CLEANUP_THREADS to 10.
Set subsystem parameter INDEX_CLEANUP_THREADS to YES.
Issue an ALTER INDEX statement against all indexes with ERASE YES.
Issue an ALTER INDEX statement against all indexes with FREEPAGE 0.
Correct answer: A
Explanation:
Reference: http://www.gsebelux.com/system/files/GSE%20DB2%20DB2%2011%20Availability%20endhancements.pdf (slide 20)
Reference: http://www.gsebelux.com/system/files/GSE%20DB2%20DB2%2011%20Availability%20endhancements.pdf (slide 20)