Subquery support for GroupBy queries
Merge branch 'master' into subquery
Fix subquery merge issues
Fix NPE when subquery returns empty result
Documentation for query data sources
Merge branch 'master' into subquery
Merge branch 'master' into subquery
Fixed realtime querying after subquery changes
Merge branch 'master' into subquery
Extra null value check. Not sure why this is needed in the subquery implementation and not regular queries. Bug elsewhere?
Merge branch 'master' into subquery
Fixed realtime index query serving failure due to incorrect treatment of DataSource
Fixed segments SQL queries for PostgreSQL compatibility
fix some broken coordinator endpoints
Merge branch 'master' of github.com:metamx/druid
minor javascript problem
fix bug in build script
prepare for next release
[maven-release-plugin] prepare release druid-0.6.63
[maven-release-plugin] prepare for next development iteration