[GitHub] [carbondata] QiangCai commented on a change in pull request #3874: [CARBONDATA-3931]Fix Secondary index with index column as DateType giving wrong results

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

QiangCai commented on a change in pull request #3874:
URL: https://github.com/apache/carbondata/pull/3874#discussion_r466781511



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File path: integration/spark/src/main/scala/org/apache/spark/sql/secondaryindex/query/SecondaryIndexQueryResultProcessor.java
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@@ -249,10 +249,17 @@ private void processResult(List<CarbonIterator<RowBatch>> detailQueryResultItera
   private Object[] prepareRowObjectForSorting(Object[] row) {
     ByteArrayWrapper wrapper = (ByteArrayWrapper) row[0];
     // ByteBuffer[] noDictionaryBuffer = new ByteBuffer[noDictionaryCount];
-
     List<CarbonDimension> dimensions = segmentProperties.getDimensions();
     Object[] preparedRow = new Object[dimensions.size() + measureCount];
 
+    // get dictionary values for date type
+    byte[] dictionaryKey = wrapper.getDictionaryKey();
+    int[] keyArray = ByteUtil.convertBytesToIntArray(dictionaryKey);
+    Object[] dictionaryValues = new Object[dimensionColumnCount + measureCount];
+    for (int i = 0; i < keyArray.length; i++) {
+      dictionaryValues[i] = keyArray[i];

Review comment:
       why do this copy




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