nsivabalan commented on code in PR #12529:
URL: https://github.com/apache/hudi/pull/12529#discussion_r1901922474


##########
hudi-client/hudi-client-common/src/main/java/org/apache/hudi/table/action/commit/BaseCommitActionExecutor.java:
##########
@@ -230,12 +233,25 @@ protected void commit(HoodieWriteMetadata<O> result, 
List<HoodieWriteStat> write
           
serializeCommitMetadata(table.getMetaClient().getCommitMetadataSerDe(), 
metadata));
       LOG.info("Committed " + instantTime);
       result.setCommitMetadata(Option.of(metadata));
+      // update cols to Index as applicable
+      HoodieColStatsIndexUtils.updateColsToIndex(table, config, metadata,
+          (Functions.Function2<HoodieTableMetaClient, List<String>, Void>) 
(val1, val2) -> {
+            updateColumnsToIndexWithColStats(val1, val2);
+            return null;
+          });
     } catch (IOException e) {
       throw new HoodieCommitException("Failed to complete commit " + 
config.getBasePath() + " at time " + instantTime,
           e);
     }
   }
 
+  /**
+   * Updates the list of columns indexed with col stats index in Metadata 
table.
+   * @param metaClient instance of {@link HoodieTableMetaClient} of interest.
+   * @param columnsToIndex list of columns to index.
+   */
+  protected abstract void 
updateColumnsToIndexWithColStats(HoodieTableMetaClient metaClient, List<String> 
columnsToIndex);

Review Comment:
   https://issues.apache.org/jira/browse/HUDI-8801 
   we don't even have index definition concept in Flink. I would prefer to take 
it up separately and expand the scope of this patch. 



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