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From jinfengni <...@git.apache.org>
Subject [GitHub] drill pull request #746: DRILL-5254: Enhance default reduction factors in op...
Date Tue, 14 Feb 2017 19:57:39 GMT
Github user jinfengni commented on a diff in the pull request:

    https://github.com/apache/drill/pull/746#discussion_r101128365
  
    --- Diff: exec/java-exec/src/main/resources/drill-module.conf ---
    @@ -91,7 +91,22 @@ drill.exec: {
         use.ip : false
       },
       optimizer: {
    -    implementation: "org.apache.drill.exec.opt.IdentityOptimizer"
    +    implementation: "org.apache.drill.exec.opt.IdentityOptimizer",
    +    enhanced_defaults: {
    --- End diff --
    
    You may pass in a difference instance of DrillDefaultRelMetaDataProvider, based on context.getPlannerSetting().

    
    https://github.com/apache/drill/blob/master/exec/java-exec/src/main/java/org/apache/drill/exec/planner/sql/handlers/DefaultSqlHandler.java#L382


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