13.1.3 When expected retrieval performance cannot be achieved

If expected retrieval performance cannot be achieved, the database condition analysis utility should be executed to check the data storage condition. Based on this information, whether or not the data storage condition should be improved must be evaluated.

To improve the system performance, system tuning may be necessary based on the statistical information that is obtained by executing the following commands:

For details about system tuning, see 20. Obtaining Tuning Information and 21. Tuning.