fix NPE in join-query compilation when using salted tables
fix NPE in join-query compilation when using salted tables
code refine
Added a HConnectionFactory class, which creates HConnections. This is added to enable creating protected HConnections in phoenix.
1. Code refactoring in HashJoinRegionScanner and ScanProjector; 2. Bug fix in ValueBitSet; 3. Change TableRef#equals() and TableRef#hashCode(); 4. Add interface Tuple#getValue(cf, cq, ptr)
Remove files checked-in by mistake
1. Add skip-merge optimization for joins; 2. Avoid re-applying optimize() on join queries
change test cases
Merge remote-tracking branch 'upstream/master'
Revert changes to TableRef.java
Merge pull request #651 from maryannxue/master

Fix issue #642 NPE on Join over Salted table
Merge pull request #681 from elilevine/master

Complete handling of tenant type id for tenant-specific tables
Rework sequences to cache on client cluster session rather than on connection
Merged latest, commented out point-in-time scan test
Fix self-join errors
Change test case accordingly
Fix broken QueryParseTest due to error code cleanup
Fix broken tests and fix point-in-time sequences
Merge pull request #690 from maryannxue/master

Fix issue#689 Self-join does not work
bug fix in IndexStatementRewriter and JoinCompiler