What r the joiner caches?

Specifies the directory used to cache masterrecords and the index to these records. By
default, the cached files are created in a directory specified by theserver variable
$PMCacheDir. If you override the directory, make sure the directory exists and contains
enough disk space for the cache files. The directory can be a mapped or mounted drive.
There r 2-types of cache in the joiner
1. Data cache
2. Index Cache