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- HIVE-4197
Bring windowing support inline with SQL Standard - HIVE-13112
Expose Lineage information in case of CTAS - HIVE-1180
Support Common Table Expressions (CTEs) in Hive - HIVE-7062
Support Streaming mode in Windowing - HIVE-6643
Add a check for cross products in plans and output a warning - HIVE-7000
Several issues with javadoc generation - HIVE-5556
Pushdown join conditions - HIVE-6031
explain subquery rewrite for where clause predicates - HIVE-8194
CBO: bail for having clause referring select expr aliases - HIVE-7655
CBO: Reading of partitioned table stats slows down explain - HIVE-8069
CBO: RowResolver after SubQuery predicate handling should be reset to outer query block RR - HIVE-8261
CBO : Predicate pushdown is removed by Optiq - HIVE-8006
CBO Trunk Merge: Test fail that includes Table Sample, rows(), query hints - HIVE-8558
CBO: enable n-way joins after CBO join reordering - HIVE-7226
Windowing Streaming mode causes NPE for empty partitions - HIVE-7006
Fix ql_rewrite_gbtoidx.q output file - HIVE-8263
CBO : TPC-DS Q64 is item is joined last with store_sales while it should be first as it is the most selective - HIVE-8046
CBO: fix issues with Windowing queries - HIVE-7915
Expose High and Low value in plan.ColStatistics - HIVE-7063
Optimize for the Top N within a Group use case - HIVE-6868
Create table in HCatalog sets different SerDe defaults than what is set through the CLI - HIVE-8361
NPE in PTFOperator when there are empty partitions - HIVE-8145
CBO: bail from Optiq planning if a Select list contains multiple references to the same name - HIVE-7304
Transitive Predicate Propagation doesn't happen properly after HIVE-7159 - HIVE-8280
CBO : When filter is applied on dimension table PK/FK code path is not in effect. - HIVE-8315
CBO : Negate condition underestimates selectivity which results in an in-efficient plan - HIVE-7159
For inner joins push a 'is not null predicate' to the join sources for every non nullSafe join condition - HIVE-7344
Add streaming support in Windowing mode for FirstVal, LastVal - HIVE-4965
Add support so that PTFs can stream their output; Windowing PTF should do this - HIVE-7905
CBO: more cost model changes - HIVE-6999
Add streaming mode to PTFs - HIVE-8144
CBO: HiveProjectRel factory should create RelSubSets - HIVE-8526
Hive : CBO incorrect join order in TPC-DS Q45 as self join selectivity has incorrect CE - HIVE-8228
CBO: fix couple of issues with partition pruning - HIVE-7744
In Windowing Streaming mode Avg and Sum give incorrect results when Wdw size is same as partition size - HIVE-7143
Add Streaming support in Windowing mode for more UDAFs (min/max, lead/lag, fval/lval) - HIVE-8316
CBO : cardinality estimation for filters is much lower than actual row count - HIVE-7099
Add Decimal datatype support for Windowing - HIVE-4963
Support in memory PTF partitions - HIVE-6393
Support unqualified column references in Joining conditions - HIVE-3107
Improve semantic analyzer to better handle column name references in group by/sort by clauses - HIVE-8091
CBO: for field trimming need Optiq FieldTrimmer to work on base classes - HIVE-8026
CBO: check for Grouping Sets, Cube and Rollup and bail to non cbo planning - HIVE-7463
CBO:Add rule for transitive inference - HIVE-896
Add LEAD/LAG/FIRST/LAST analytical windowing functions to Hive. - HIVE-7724
CBO: support Subquery predicates - HIVE-7804
CBO: Support SemiJoins - HIVE-7670
CBO: predicates on partition columns get applied twice in cardinality estimates. - HIVE-7662
CBO: changes to Cost Model - HIVE-7628
CBO: log Plan coming out of each phase in Optiq Planning
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