diff --git a/sql/hive/src/main/scala/org/apache/spark/sql/hive/HiveASTNodeUtil.scala b/sql/hive/src/main/scala/org/apache/spark/sql/hive/HiveASTNodeUtil.scala
index 0c53e4635ddfd..aa1b8abd52cdb 100644
--- a/sql/hive/src/main/scala/org/apache/spark/sql/hive/HiveASTNodeUtil.scala
+++ b/sql/hive/src/main/scala/org/apache/spark/sql/hive/HiveASTNodeUtil.scala
@@ -224,7 +224,6 @@ private[hive] object HiveASTNodeUtil {
     node
   }
 
-  /** todo: add comment here*/
   def getClauses(clauseNames: Seq[String], nodeList: Seq[ASTNode]): Seq[Option[Node]] = {
     var remainingNodes = nodeList
     val clauses = clauseNames.map { clauseName =>
diff --git a/sql/hive/src/main/scala/org/apache/spark/sql/hive/HiveQlConverter.scala b/sql/hive/src/main/scala/org/apache/spark/sql/hive/HiveQlConverter.scala
index 2c9f2263e989b..1c401d0f0c798 100644
--- a/sql/hive/src/main/scala/org/apache/spark/sql/hive/HiveQlConverter.scala
+++ b/sql/hive/src/main/scala/org/apache/spark/sql/hive/HiveQlConverter.scala
@@ -1039,7 +1039,7 @@ private[hive] object HiveQlConverter {
    * SELECT MAX(value) FROM src GROUP BY k1, k2 UNION SELECT MAX(value) FROM src GROUP BY k2
    * Check the following link for details.
    *
-  https://cwiki.apache.org/confluence/display/Hive/Enhanced+Aggregation%2C+Cube%2C+Grouping+and+Rollup
+https://cwiki.apache.org/confluence/display/Hive/Enhanced+Aggregation%2C+Cube%2C+Grouping+and+Rollup
    *
    * The bitmask denotes the grouping expressions validity for a grouping set,
    * the bitmask also be called as grouping id (`GROUPING__ID`, the virtual column in Hive)