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Posted to commits@hive.apache.org by ha...@apache.org on 2018/09/17 06:14:12 UTC
hive git commit: HIVE-20558 : Change default of
hive.hashtable.key.count.adjustment to 0.99
Repository: hive
Updated Branches:
refs/heads/master a37827ecd -> 7ee7a549a
HIVE-20558 : Change default of hive.hashtable.key.count.adjustment to 0.99
Signed-off-by: Ashutosh Chauhan <ha...@apache.org>
Project: http://git-wip-us.apache.org/repos/asf/hive/repo
Commit: http://git-wip-us.apache.org/repos/asf/hive/commit/7ee7a549
Tree: http://git-wip-us.apache.org/repos/asf/hive/tree/7ee7a549
Diff: http://git-wip-us.apache.org/repos/asf/hive/diff/7ee7a549
Branch: refs/heads/master
Commit: 7ee7a549a073dfdbc4731f84fa134df4c094f5a1
Parents: a37827e
Author: Ashutosh Chauhan <ha...@apache.org>
Authored: Sun Sep 16 23:13:18 2018 -0700
Committer: Ashutosh Chauhan <ha...@apache.org>
Committed: Sun Sep 16 23:13:58 2018 -0700
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common/src/java/org/apache/hadoop/hive/conf/HiveConf.java | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
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http://git-wip-us.apache.org/repos/asf/hive/blob/7ee7a549/common/src/java/org/apache/hadoop/hive/conf/HiveConf.java
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diff --git a/common/src/java/org/apache/hadoop/hive/conf/HiveConf.java b/common/src/java/org/apache/hadoop/hive/conf/HiveConf.java
index 9d41790..3e38fe6 100644
--- a/common/src/java/org/apache/hadoop/hive/conf/HiveConf.java
+++ b/common/src/java/org/apache/hadoop/hive/conf/HiveConf.java
@@ -2045,7 +2045,7 @@ public class HiveConf extends Configuration {
"However, if it is on, and the predicted size of the larger input for a given join is greater \n" +
"than this number, the join will not be converted to a dynamically partitioned hash join. \n" +
"The value \"-1\" means no limit."),
- HIVEHASHTABLEKEYCOUNTADJUSTMENT("hive.hashtable.key.count.adjustment", 2.0f,
+ HIVEHASHTABLEKEYCOUNTADJUSTMENT("hive.hashtable.key.count.adjustment", 0.99f,
"Adjustment to mapjoin hashtable size derived from table and column statistics; the estimate" +
" of the number of keys is divided by this value. If the value is 0, statistics are not used" +
"and hive.hashtable.initialCapacity is used instead."),