[GitHub] [carbondata] QiangCai commented on a change in pull request #3178: [CARBONDATA-3348] Support alter SORT_COLUMNS property

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QiangCai commented on a change in pull request #3178: [CARBONDATA-3348] Support alter SORT_COLUMNS property
URL: https://github.com/apache/carbondata/pull/3178#discussion_r277711348
 
 

 ##########
 File path: hadoop/src/main/java/org/apache/carbondata/hadoop/api/CarbonInputFormat.java
 ##########
 @@ -487,7 +487,7 @@ private int getBlockCount(List<ExtendedBlocklet> blocklets) {
     List<ExtendedBlocklet> prunedBlocklets = null;
     // This is to log the event, so user will know what is happening by seeing logs.
     LOG.info("Started block pruning ...");
-    if (carbonTable.isTransactionalTable()) {
+    if (carbonTable.isTransactionalTable() && !carbonTable.hasColumnDrift()) {
 
 Review comment:
   fixed
   if the segment has no column drift, it will reuse filterResolver.
   if the segment has column drift, it will use filterExpression to build filterResolver for this segment

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