Re: lowercase on columnname using view

Поиск
Список
Период
Сортировка
От Szymon Guz
Тема Re: lowercase on columnname using view
Дата
Msg-id CAFjNrYvzVPhS=hYPnomBiuWmzy8oF-3GZQ8BtXn4LeGjN-AfoQ@mail.gmail.com
обсуждение исходный текст
Ответ на lowercase on columnname using view  (Chrishelring <christianhelring@gmail.com>)
Список pgsql-general
On 8 May 2012 13:00, Chrishelring <christianhelring@gmail.com> wrote:
Hi all,

had some help the other day, but now I´m kinda stuck again. :/

I have a table ("virksomhedsdata") with the following columns:

"MI_STYLE" character varying(254),
 "MI_PRINX" integer NOT NULL DEFAULT
nextval('rk_ois."virksomhedsdata_MI_PRINX_seq"'::regclass),
 "SP_GEOMETRY" geometry,

I would like to make a view so that the columnnames are presented in
lowercase. I thought that the following would work:

CREATE OR REPLACE VIEW rk_ois.virksomhedsdata AS
 SELECT  virksomhedsdata.MI_STYLE AS mi_style, virksomhedsdata.MI_PRINX as
mi_prinx, virksomhedsdata.SP_GEOMETRY AS sp_geometry
  FROM rk_ois.virksomhedsdata;

But it fails saying that column virksomhedsdata.mi_style does not exist.

What am I doing wrong here?

thanks!

Christian


If you created the columns like "MI_PRINX", then you need to call them using "MI_PRINX", not MI_PRINX, because it will be change to lowercase in the query.

So the proper query should look like this:

CREATE OR REPLACE VIEW rk_ois.virksomhedsdata AS
 SELECT  
    virksomhedsdata."MI_STYLE" AS mi_style, 
    virksomhedsdata."MI_PRINX" as mi_prinx, 
    virksomhedsdata."SP_GEOMETRY" AS sp_geometry
 FROM rk_ois.virksomhedsdata;


- szymon

В списке pgsql-general по дате отправления:

Предыдущее
От: Chrishelring
Дата:
Сообщение: lowercase on columnname using view
Следующее
От: Guillaume Lelarge
Дата:
Сообщение: Re: lowercase on columnname using view