CPI4342 - Performing distributed join for query

CPI4342
Message Text: Performing distributed join for query.
Cause Text: Query contains join criteria over a distributed file and a distributed join was performed, in parallel, on the following nodes: &1.

The library, file and member names of each file involved in the join follow: &2.

A file name beginning with *QQTDF indicates it is a temporary distributed result file created by the query optimizer and it will not contain an associated library or member name.
Recovery Text: For more information about processing of distributed files, refer to the Distributed Database Programming.