Added derived fields to output table, and fixed a bug. 
Added derived fields to output table, and fixed a bug. 

Added following derived fields to output table.
1. relativePath for tableCopy
2. absolutePath for tableCopy
3. relativePath for query
4. absolutePath for query
5. numCached

Fixed a bug in the logic to derived numCopies, numLoads, numExtracts and queries fields.
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