DB2 for z/OS

Free space management is an essential technique used in the DB2 data base management that improves performance of OLTP transactions. DB2 V11 for z/os provides space management enhancement that reduces indirect reference resulting in improved query performance.

The presenter will provide a comprehensive overview of free space management and its usage technique in order to benefits this feature in OLTP transactions.


The contents includes:
1.Introduction to DB2 free space management
2.The cause of indirect reference
3.The performance impact of indirect reference
4.V11 enhancements for indirect reference
5.V11 early performance result