DescribeQuery (children 1)
 TableExpression (children 1)
  Function format (children 1)
   ExpressionList (children 2)
    Function untuple (children 1)
     ExpressionList (children 1)
      Function tuple (children 1)
       ExpressionList (children 2)
        Subquery (children 1)
         SelectWithUnionQuery (children 1)
          ExpressionList (children 1)
           SelectQuery (children 2)
            ExpressionList (children 1)
             Literal UInt64_1
            ExpressionList (children 2)
             Function or (children 1)
              ExpressionList (children 2)
               Function isNullable (children 1)
                ExpressionList (children 1)
                 Literal UInt64_1048576
               Literal UInt64_1
             Function or (children 1)
              ExpressionList (children 4)
               Literal UInt64_1048576
               Literal UInt64_1 (alias x)
               Literal UInt64_10
               Function isNull (children 1)
                ExpressionList (children 1)
                 Function isNullable (children 1)
                  ExpressionList (children 1)
                   Literal UInt64_1
        Literal UInt64_1
    Identifier JSONEachRow
