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[HIVE-16317] CASE .. NULL in JOIN condition can trigger SemanticException - Hive - [issue]
...hive> explain select a.key from src a join src b on case when a.key=b.key then 1 else null end;FAILED: SemanticException tok_null encountered with 0 children"2489e686-bf69-4f37-b733-72491...    Author: Remus Rusanu , 2018-05-23, 00:00
[HIVE-16527] Support outer and mixed reference aggregates in windowed functions - Hive - [issue] sum(sum(c1)) over() from e011_01;select sum(sum(c1)) over(partition by c2 order by c1) from e011_01 group by e011_01.c1, e011_01.c2;select sum(sum(e011_01.c1)) over(partition by e011_...    Author: Remus Rusanu , 2018-05-23, 00:00
[HIVE-16667] PostgreSQL metastore handling of CLOB types for COLUMNS_V2.TYPE_NAME and other field is incorrect - Hive - [issue]
...The CLOB JDO type introduced with HIVE-12274 does not work correctly with PostgreSQL. The value is written out-of-band and the LOB handle is written,as an INT, into the table. SELECTs return...    Author: Remus Rusanu , 2018-05-23, 00:00
[HIVE-16888] Upgrade Calcite to 1.13 and Avatica to 1.10 - Hive - [issue]
...I'm creating this early to be able to ptest the current Calcite 1.13.0-SNAPSHOT...    Author: Remus Rusanu , 2018-05-22, 23:59
[HIVE-17109] Remove calls to RelMetadataQuery.instance() after Calcite 1.13 upgrade - Hive - [issue]
...After CALCITE-1812 the code should retrieve the RelMetadataQuery from the planner, if needed. Calling RelMetadatQuery.instance() invalidates the Calcite RelNode properties memoization cache....    Author: Remus Rusanu , 2018-05-22, 23:59
[HIVE-16027] <timestamp> BETWEEN <string> AND <string> must cast to TIMESTMAP - Hive - [issue]
...This is the HIVE side fix for the issues manifesting itself as CALCITE-1626...    Author: Remus Rusanu , 2018-05-22, 23:59
[HIVE-16757] Use of deprecated getRows() instead of new estimateRowCount(RelMetadataQuery..) has serious performance impact - Hive - [issue]
...Calling Calcite's RelMetadataQuery.instance() is very expensive because it places a new memoization cache on the stack. Hidden in the deperecated AbstractRelNode.getRows() call is a call to ...    Author: Remus Rusanu , 2018-05-22, 23:58
[HIVE-16612] PerfLogger is configurable, but not extensible - Hive - [issue]
...          result = (PerfLogger) ReflectionUtils.newInstance(conf.getClassByName(            conf.getVar(HiveConf.ConfVars.HIVE_PERF_LOG...    Author: Remus Rusanu , 2018-04-04, 22:37
[CALCITE-1681] Provide a way to copy RelNode trees between clusters - Calcite - [issue]
...In Hive we cache materialized view plans and reuse the cached plans in queries. For this we need a way to do deep clone copy of a RelNode tree from one RelOptCluster to another....    Author: Remus Rusanu , 2018-01-24, 18:56
[CALCITE-1663] TIMESTAMPDIFF declares operand type DATETIME instead of TIMESTAMP - Calcite - [issue]
...SqlTimestampDiffFunction operands are declared SqlTypeFamily.DATETIME, not SqlTypeFamily.TIMESTAMP....    Author: Remus Rusanu , 2017-12-25, 06:49