[GitHub] [carbondata] akkio-97 commented on a change in pull request #4115: [CARBONDATA-4163] Support adding of single-level complex columns(array/struct)

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

akkio-97 commented on a change in pull request #4115:
URL: https://github.com/apache/carbondata/pull/4115#discussion_r609792211



##########
File path: integration/spark/src/main/scala/org/apache/spark/sql/execution/command/carbonTableSchemaCommon.scala
##########
@@ -275,6 +275,56 @@ class AlterTableColumnSchemaGenerator(
         allColumns ++= Seq(columnSchema)
       }
       newCols ++= Seq(columnSchema)
+      if(field.dataType== Some("Array") ) {
+        columnSchema.setNumberOfChild(field.children.size)
+        val childField = field.children.get(0)
+        val childSchema: ColumnSchema = TableNewProcessor.createColumnSchema(
+          childField,

Review comment:
       The order is maintained like above. The thrift column schema does not contain new columns. 
   The new dimensions(including complex) are added after the old dimensions only. After which all measure columns are added.




-- 
This is an automated message from the Apache Git Service.
To respond to the message, please log on to GitHub and use the
URL above to go to the specific comment.

For queries about this service, please contact Infrastructure at:
users@infra.apache.org