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[HIVE-20718] Add perf cli driver with constraints - Hive - [issue]
...Now that subtasks in HIVE-17039 will be completed, it will be good to have a perf cli driver with constraints declaration....
http://issues.apache.org/jira/browse/HIVE-20718    Author: Jesus Camacho Rodriguez , 2018-10-20, 06:42
[HIVE-20767] Multiple project between join operators may affect join reordering using constraints - Hive - [issue]
http://issues.apache.org/jira/browse/HIVE-20767    Author: Jesus Camacho Rodriguez , 2018-10-20, 00:28
[HIVE-20775] Factor cost of each SJ reduction when costing a follow-up reduction - Hive - [issue]
...Currently, while costing the SJ in a plan, the stats of the a TS that is reduced by a SJ are not adjusted after we have decided to keep a SJ in the tree. Ideally, we could adjust the stats t...
http://issues.apache.org/jira/browse/HIVE-20775    Author: Jesus Camacho Rodriguez , 2018-10-19, 23:32
[HIVE-20783] Factor reduction in cost by DPP when costing SJ reduction - Hive - [issue]
...Currently, while costing the SJ in a plan, the stats of the a TS that is reduced by a SJ are not adjusted after we have decided to keep a SJ in the tree. Ideally, we could adjust the stats t...
http://issues.apache.org/jira/browse/HIVE-20783    Author: Jesus Camacho Rodriguez , 2018-10-19, 23:32
[HIVE-20748] Disable materialized view rewriting when plan pattern is not allowed - Hive - [issue]
...For instance, currently rewriting algorithm does not support some operators. Or we cannot have non-deterministic function in the MV definition. In those cases, we should fail either when we ...
http://issues.apache.org/jira/browse/HIVE-20748    Author: Jesus Camacho Rodriguez , 2018-10-19, 23:24
[HIVE-20778] Join reordering may not be triggered if all joins in plan are created by decorrelation logic - Hive - [issue]
http://issues.apache.org/jira/browse/HIVE-20778    Author: Jesus Camacho Rodriguez , 2018-10-19, 20:42
[DISCUSS] Where do we draw the line? - Calcite - [mail # dev]
...Is it OK for a PMC member of this community to engage with a new contributor to the project in this way?https://github.com/apache/calcite/commit/b470a0cd4572c9f6c4c0e9b51926b97c5af58d3f#r309...
   Author: Jesus Camacho Rodriguez , 2018-10-18, 18:35
Exception-handling in built-in functions - Calcite - [mail # dev]
...I do not believe there is enough reason to block CALCITE-525. IMO, CALCITE-525 describes a problem that some Calcite users are facing and a reasonable plugable solution. We should not be vet...
   Author: Jesus Camacho Rodriguez , 2018-10-18, 02:27
[CALCITE-1413] New CASE statement simplification - Calcite - [issue]
...Another possible simplification for CASE statements that return boolean values.CASE WHEN p1 THEN e1 WHEN p2 THEN e2 ELSE TRUEENDwhere e1...en are boolean expressions, can be r...
http://issues.apache.org/jira/browse/CALCITE-1413    Author: Jesus Camacho Rodriguez , 2018-10-17, 20:33
[HIVE-20716] Set default value for hive.cbo.stats.correlated.multi.key.joins to true - Hive - [issue]
http://issues.apache.org/jira/browse/HIVE-20716    Author: Jesus Camacho Rodriguez , 2018-10-17, 17:34