[GitHub] [incubator-kyuubi] SteNicholas commented on a change in pull request #2133: [KYUUBI #2129] FlinkEngine throws UnsupportedOperationException in GetColumns

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

SteNicholas commented on a change in pull request #2133:
URL: https://github.com/apache/incubator-kyuubi/pull/2133#discussion_r825728241



##########
File path: externals/kyuubi-flink-sql-engine/src/main/scala/org/apache/kyuubi/engine/flink/operation/FlinkSQLOperationManager.scala
##########
@@ -110,7 +110,14 @@ class FlinkSQLOperationManager extends OperationManager("FlinkSQLOperationManage
       catalogName: String,
       schemaName: String,
       tableName: String,
-      columnName: String): Operation = null
+      columnName: String): Operation = {
+    throw new UnsupportedOperationException(String.format(

Review comment:
       ```suggestion
       throw new UnsupportedOperationException(s"
   ```




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