This property presently controls database meta-data caching. Compression of meta-data files makes data unreadable and improves performance. Meta-data in uncompressed form is readable.
This property decides the time in minutes after which cached data should be automatically deleted. Specify zero (no purging) or a positive integer.
This is the time in minutes after which data cache purge thread will execute to check for cache data files that are expired and purge those. Specify zero (purge thread not to execute) or a positive number.