HammerDB v4.2 New Features are all referenced to GitHub issues, where more details for each new feature and related pull requests can be found here: https://github.com/TPC-Council/HammerDB/issues
[TPC-Council#253] Xtprof timer can retain old data
[TPC-Council#250] Update to increase TPROC-C Schema Size Limits for Issue
[TPC-Council#248] Fix for Timing Data Times Out
[TPC-Council#242] Fix for Issue #242 can't read tc_flog no such variable
[TPC-Council#54] Add MariaDB as a separate database