Github user ravipesala commented on a diff in the pull request:
https://github.com/apache/carbondata/pull/2417#discussion_r198872075
--- Diff:
core/src/main/java/org/apache/carbondata/core/datastore/page/ColumnPage.java ---
@@ -405,13 +446,30 @@ public void putData(int rowId, Object value) {
} else if (dataType == DataTypes.STRING
|| dataType == DataTypes.BYTE_ARRAY
|| dataType == DataTypes.VARCHAR) {
- putBytes(rowId, (byte[]) value);
- statsCollector.update((byte[]) value);
+ byte[] valueWithLength;
+ if (columnSpec.getColumnType() != ColumnType.PLAIN_VALUE) {
+ // This case is for GLOBAL_DICTIONARY and DIRECT_DICTIONARY. In
this
+ // scenario the dataType is BYTE_ARRAY and passed bytearray should
+ // be saved.
+ putBytes(rowId, (byte[]) value);
+ statsCollector.update((byte[]) value);
+ } else {
+ if (dataType == DataTypes.VARCHAR) {
+ // Add length and then add the data.
+ valueWithLength = addIntLengthToByteArray((byte[]) value);
+ } else {
+ valueWithLength = addShortLengthToByteArray((byte[]) value);
+ }
+ putBytes(rowId, valueWithLength);
+ statsCollector.update((byte[]) valueWithLength);
--- End diff --
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