[GitHub] [incubator-pinot] npawar commented on a change in pull request #6593: Directly store values in GroupKey and avoid ser/de

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

npawar commented on a change in pull request #6593:
URL: https://github.com/apache/incubator-pinot/pull/6593#discussion_r579441871



##########
File path: pinot-core/src/main/java/org/apache/pinot/core/query/aggregation/groupby/NoDictionarySingleColumnGroupKeyGenerator.java
##########
@@ -369,6 +388,146 @@ public boolean hasNext() {
 
     @Override
     public GroupKey next() {
+      Object2IntMap.Entry entry = _iterator.next();
+      _groupKey._groupId = entry.getIntValue();
+      _groupKey._keys = new Object[]{entry.getKey()};
+      return _groupKey;
+    }
+
+    @Override
+    public void remove() {
+      throw new UnsupportedOperationException();
+    }
+  }
+
+  private static class IntStringGroupKeyIterator implements Iterator<StringGroupKey> {

Review comment:
       I didnt quite follow why PQL still needs the StringGroupKey?




----------------------------------------------------------------
This is an automated message from the Apache Git Service.
To respond to the message, please log on to GitHub and use the
URL above to go to the specific comment.

For queries about this service, please contact Infrastructure at:
users@infra.apache.org



---------------------------------------------------------------------
To unsubscribe, e-mail: commits-unsubscribe@pinot.apache.org
For additional commands, e-mail: commits-help@pinot.apache.org