RecordNumT ixGetNumberOfRecordsDeleted( OnixIndexManagerT IndexManager, StatusCodeT *Status)
IndexManager: An index manager which was created with ixCreateIndexManager and which has an opened index associated with it via ixOpenIndex.
Status: A pointer to a value of type StatusCodeT representing any error conditions.
The number of records in the index that have been deleted.
If an error occurred, Status will be set to the error number.
Use this to get the total number of deleted records in the index. It is useful for discerning the amount of fragmentation in an index so as to decide if re-indexing will improve search speed.