Specify the type of statistics history rows that you want to delete for the index or table space.
Specifies that, for the index or table space, you want to delete all specified statistics history rows older than a certain number of days from all catalog history tables.
Specify an age in days. Any statistics history rows related to the specified index or table space that are older than the specified number of days are deleted. The default is 90 days. Only available when Older than (in days) is selected.
Specifies that, for the index or table space, you want to delete all specified statistics history rows gathered before a certain date from all catalog history tables.
Specify a date. Any statistics history records related to the specified index or table space that were created prior to the specified day are deleted. The default is today's date. Only available when Written before is specified.
Specifies that, for the index or table space, you want to delete all specified statistics history records regardless of their age from all catalog history tables.