Re: [GENERAL] COALESCE() or NVL()
От | Summer |
---|---|
Тема | Re: [GENERAL] COALESCE() or NVL() |
Дата | |
Msg-id | Pine.SGI.3.96.980716151253.19661C-100000@waimea.cs.unm.edu обсуждение исходный текст |
Ответ на | Re: [GENERAL] COALESCE() or NVL() (Robin Thomas <rthomas@azstarnet.com>) |
Ответы |
Re: [GENERAL] COALESCE() or NVL()
|
Список | pgsql-general |
I am trying to use the nvl function with no success when I say: select bar, NVL(foo, 0) from nulltest; I get the error: ERROR: function nvl(int4, int4) does not exist Does anyone have any suggestions? Summer On Thu, 18 Jun 1998, Robin Thomas wrote: > At 12:03 PM 6/17/98 +0000, Jose' Soares Da Silva wrote: > >> Jose' Soares Da Silva writes: > >> > SELECT name,NVL(salary)+100 AS dream FROM emp; > >> > name |dream > >> > -----------+----- > >> > Sam | 1300 > >> > Claire | 5100 > >> > Bill | 4300 > >> > Ginger | 4900 > >> > NULL VALUES| <--- I expected 100 here. > >> > (5 rows) > > SELECT name, NVL(salary, 0) + 100 AS dream FROM emp; > > NVL() takes two values: the column/variable, and the value to use if NULL. > > -- > Robin Thomas > rthomas@azstarnet.com > >
В списке pgsql-general по дате отправления: