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[HIVE-11597] [CBO new return path] Handling of strings of zero-length
...Exposed by load_dyn_part14.q...
, 2015-08-19, 17:16
[HIVE-11569] Use PreOrderOnceWalker where feasible
...Because of its early exit criteria it has better performance than PreOrderWalker...
, 2015-08-18, 17:15
[HIVE-3843] .q test case for HIVE-3446
, 2015-08-07, 09:34
[HIVE-11281] Memoize toStringTree() for ASTNode
...Currently it defaults to BaseTree::toStringTree() which always computes it recursively. For very large trees it becomes expensive. On one particular test query compilation time went down fro...
, 2015-07-29, 23:53
[HIVE-11291] Avoid allocation storm while doing rule matching on operator/expression trees
...RuleRegExMatch repeatedly allocates string while trying to find a matching pattern. This results in huge GC churn for large trees....
, 2015-07-21, 23:56
[HIVE-11284] Fix cbo_rp_join0 failure on master
...It first failed in this build : http://ec2-174-129-184-35.compute-1.amazonaws.com/jenkins/job/PreCommit-HIVE-TRUNK-Build/4621/...
, 2015-07-18, 11:15
[HIVE-8470] Orc writer cant handle column of type void
...e.g,insert into table t1 select null from src;...
, 2015-07-16, 00:46
[expand - 1 more]
Re: [Discuss] Patch submission and commit format
- [mail # dev]
...@Lefty : Nothing happens if someone doesn't follow convention. I don't knowif this can be enforced automatically.@Sergey : I don't know enough git to answer that. If someone can make thisenf...
, 2015-07-13, 17:27
[Discuss] Patch submission and commit format
- [mail # dev]
...There was a problem of attributing contributions correctly back when wewere using svn, now that we are on git, that problem can be addressed. Thisemail is an effort to solicit feedback for i...
, 2015-07-10, 18:08
[HIVE-11197] While extracting join conditions follow Hive rules for type conversion instead of Calcite
...Calcite strict type system throws exception in those cases, which are legal in Hive....
, 2015-07-10, 16:50
[HIVE-8979] Merge shims/common-secure into shims/common
...After HIVE-8828 there is no reason to keep both. HIVE-8828 already migrated many of classes from common-secure into common. We should move rest as well and delete common-secure....
, 2015-07-10, 06:55
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