SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 4)
   ExpressionList (children 1)
    Identifier json.^`a`
   TablesInSelectQuery (children 1)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      TableIdentifier test
   ExpressionList (children 1)
    Identifier json.^`a`
   ExpressionList (children 1)
    OrderByElement (children 1)
     Function toString (children 1)
      ExpressionList (children 1)
       Identifier json.^`a`
