InsertQuery   (children 2)
 Identifier test
 SelectWithUnionQuery (children 1)
  ExpressionList (children 1)
   SelectQuery (children 1)
    ExpressionList (children 1)
     Function toJSONString (children 1)
      ExpressionList (children 1)
       Function CAST (children 1)
        ExpressionList (children 2)
         Function arrayMap (children 1)
          ExpressionList (children 2)
           Function lambda (children 1)
            ExpressionList (children 2)
             Function tuple (children 1)
              ExpressionList (children 1)
               Identifier x
             Function tuple (children 1)
              ExpressionList (children 2)
               Function concat (children 1)
                ExpressionList (children 2)
                 Literal \'key\'
                 Identifier x
               Identifier x
           Function range (children 1)
            ExpressionList (children 1)
             Literal UInt64_65536
         Literal \'Map(String, UInt32)\'
