AlterQuery  test (children 2)
 ExpressionList (children 1)
  AlterCommand MODIFY_COLUMN (children 1)
   ColumnDeclaration x (children 1)
    DataType Enum8 (children 1)
     ExpressionList (children 1)
      Function equals (children 1)
       ExpressionList (children 2)
        Literal \'\'
        Literal UInt64_1
 Identifier test
