apucher commented on a change in pull request #6136:
URL: https://github.com/apache/incubator-pinot/pull/6136#discussion_r504197174



##########
File path: 
pinot-tools/src/main/java/org/apache/pinot/tools/perf/QueryRunner.java
##########
@@ -622,6 +632,22 @@ public static void 
increasingQPSQueryRunner(PerfBenchmarkDriverConf conf, String
     }
   }
 
+  private static Stream<String> makeQueries(List<String> inputs, QueryMode 
queryMode, int queryCount) {
+    queryCount = queryCount > 0 ? queryCount : inputs.size();
+
+    switch (queryMode) {
+      case LIST:
+        return inputs.stream().limit(queryCount);
+
+      case SAMPLE:
+        Random r = new Random(inputs.hashCode()); // anything deterministic 
will do

Review comment:
       sure. since this is a one-off shouldn't really impact perf at all 




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