Indhumathi27 commented on code in PR #6202:
URL: https://github.com/apache/hive/pull/6202#discussion_r2669030322
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ql/src/java/org/apache/hadoop/hive/ql/optimizer/LimitPushdownOptimizer.java:
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@@ -250,8 +255,12 @@ private static class LimitPushdownContext implements
NodeProcessorCtx {
private final float threshold;
+ private final boolean disallowRSCopy;
+
public LimitPushdownContext(HiveConf conf) throws SemanticException {
threshold =
conf.getFloatVar(HiveConf.ConfVars.HIVE_LIMIT_PUSHDOWN_MEMORY_USAGE);
+ disallowRSCopy =
conf.getBoolVar(HiveConf.ConfVars.HIVE_OPTIMIZE_TOPNKEY) &&
+ !conf.getBoolVar(HiveConf.ConfVars.HIVE_MAPSIDE_AGGREGATE);
Review Comment:
will remove these changes, as it is not required
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