[GitHub] [hive] jcamachor commented on a change in pull request #915: HIVE-22893 StatEstimate

[GitBox <gi...@apache.org>]

jcamachor commented on a change in pull request #915: HIVE-22893 StatEstimate
URL: https://github.com/apache/hive/pull/915#discussion_r384197923
 
 

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 File path: common/src/java/org/apache/hadoop/hive/conf/HiveConf.java
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 @@ -2519,6 +2519,9 @@ private static void populateLlapDaemonVarsSet(Set<String> llapDaemonVarsSetLocal
                     "higher compute cost. (NDV means the number of distinct values.). It only affects the FM-Sketch \n" +
                     "(not the HLL algorithm which is the default), where it computes the number of necessary\n" +
                     " bitvectors to achieve the accuracy."),
+    HIVE_STATS_USE_UDF_ESTIMATORS("hive.stats.use.statestimators", true,
+        "Statestimators are able to provide more accurate column statistic infos for UDF results."),
 
 Review comment:
   Statestimators -> Estimators

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