[GitHub] [carbondata] kunal642 commented on a change in pull request #3707: [CARBONDATA-3781] Refactor code to optimize partition pruning

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kunal642 commented on a change in pull request #3707:
URL: https://github.com/apache/carbondata/pull/3707#discussion_r415530526



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File path: core/src/main/java/org/apache/carbondata/core/index/TableIndex.java
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@@ -177,18 +181,29 @@ public CarbonTable getTable() {
   }
 
   private List<ExtendedBlocklet> pruneWithoutFilter(List<Segment> segments,
-      List<PartitionSpec> partitions, List<ExtendedBlocklet> blocklets) throws IOException {
+      Set<Path> partitionLocations, List<ExtendedBlocklet> blocklets) throws IOException {
     for (Segment segment : segments) {
-      List<Blocklet> allBlocklets = blockletDetailsFetcher.getAllBlocklets(segment, partitions);
+      List<Blocklet> allBlocklets =
+          blockletDetailsFetcher.getAllBlocklets(segment, partitionLocations);
       blocklets.addAll(
           addSegmentId(blockletDetailsFetcher.getExtendedBlocklets(allBlocklets, segment),
               segment));
     }
     return blocklets;
   }
 
+  private Set<Path> getPartitionLocations(List<PartitionSpec> partitionSpecs) {
+    Set<Path> partitionsLocations = new HashSet<>();
+    if (null != partitionSpecs) {
+      for (PartitionSpec partitionSpec : partitionSpecs) {
+        partitionsLocations.add(partitionSpec.getLocation());
+      }
+    }
+    return partitionsLocations;
+  }
+
   private List<ExtendedBlocklet> pruneWithFilter(List<Segment> segments, IndexFilter filter,
-      List<PartitionSpec> partitions, List<ExtendedBlocklet> blocklets,
+      Set<Path> partitionLocations, List<ExtendedBlocklet> blocklets,

Review comment:
       Why not make Set<PartitionSpec> ??
   




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