ENG-6225 add cmd line argument for custom null strings and test case for same
ENG-6225 modified test case for suctom null string
Add a temporary checkin for my current work on DISTINCT with GROUP BY
fix the distinct with AVG optimization, decide to adds DISTINCT at the top level of the plan to simplify all the work; Still need to optimize the EE to have the consistent order as the input for special GROUP BY without aggregations
Disable the DISTINCT push down optimizations; Add test cases first
Add code to have inserted order preserved HASH aggregations for certain interesting cases
remove the DISTINCT related plan node and executors, both EE and Java
Merge branch 'master' of github.com:VoltDB/voltdb into ENG-6436-distinct-reroute
Add more QUERY pattern tests for DISTINCT with GROUP BY
ENG-6225 blanks in CSV are now loaded as empty strings
Try this temporary changes and see the sql coverage tests
Merge branch 'master' into ENG-6225-customizableNullString_CSVLoader
Commit the changes that left before Thanksgiving
Fix the OrderBy/Limit pushdown problem with DISTINCT
ENG-6225 handled combinations of blank and customnullstring options
Resolve Paul's comments and code cleanup
Merge branch 'master' of github.com:VoltDB/voltdb into ENG-6436-distinct-reroute
merge recent changes to sync my work
ENG-6225 remove blank=foo
Check in my current work progress, still has some more edge cases to deal with