Specifies the amount of time in days that must elapse before statistics will be recollected on a table. If fewer than the set number of days has passed since the previous statistics collection, no new statistics will be collected.
This field is used when a COLLECT STATISTICS SQL statement does not specify the USING THRESHOLD DAYS option.
0 through 9999
0, indicating time threshold checks are disabled.
Changes Take Effect
After the DBS Control Record has been written.
Statistics are used by the optimizer to improve query performance.