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[HIVE-7392] CBO: Support Columns Stats for Partition Columns - Hive - [issue]
http://issues.apache.org/jira/browse/HIVE-7392    Author: Laljo John Pullokkaran, 2014-09-06, 22:26
[HIVE-7395] CBO: Work around non availability of stats for partition columns - Hive - [issue]
http://issues.apache.org/jira/browse/HIVE-7395    Author: Laljo John Pullokkaran, 2014-09-06, 22:26
[HIVE-7401] CBO:Fetch Column stats on Demand - Hive - [issue]
http://issues.apache.org/jira/browse/HIVE-7401    Author: Laljo John Pullokkaran, 2014-09-06, 22:25
[HIVE-7463] CBO:Add rule for transitive inference - Hive - [issue]
...R1.x=R2.x and R1.x=10 -> R2.x = 10This applies to Inner Joins & some form of outer join conditions and filters....
http://issues.apache.org/jira/browse/HIVE-7463    Author: Laljo John Pullokkaran, 2014-09-06, 22:25
[HIVE-7546] CBO: Pull partition and column stats regardless of hive conf settings - Hive - [issue]
...Because of performance reasons we have flags to avoid loading certain stats when requested. That's fine for the join selection algo, but CBO needs these stats.This patch separates the two so...
http://issues.apache.org/jira/browse/HIVE-7546    Author: Gunther Hagleitner, 2014-09-06, 22:25
[HIVE-7565] CBO: Fix exception in Greedy Join reordering Algo - Hive - [issue]
http://issues.apache.org/jira/browse/HIVE-7565    Author: Laljo John Pullokkaran, 2014-09-06, 22:24
[HIVE-7611] CBO: Workaround for pom issue with optiq-avatica - Hive - [issue]
http://issues.apache.org/jira/browse/HIVE-7611    Author: Gunther Hagleitner, 2014-09-06, 22:24
[HIVE-7612] CBO: Add link to parent vertex to mapjoin in explain - Hive - [issue]
http://issues.apache.org/jira/browse/HIVE-7612    Author: Gunther Hagleitner, 2014-09-06, 22:24
[HIVE-7655] CBO: Reading of partitioned table stats slows down explain - Hive - [issue]
...This defect is due to a regression introduced in https://issues.apache.org/jira/browse/HIVE-7625, explain for queries that touch partitioned tables is 10x slower.RelOptHiveTable.getRowCount ...
http://issues.apache.org/jira/browse/HIVE-7655    Author: Mostafa Mokhtar, 2014-09-06, 22:23
[HIVE-7703] CBO: Don't recompute partition list between optiq and hive planning - Hive - [issue]
...otherwise it will add to latency....
http://issues.apache.org/jira/browse/HIVE-7703    Author: Ashutosh Chauhan, 2014-09-06, 22:23
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