Re: push array to array
| От | Pavel Stehule |
|---|---|
| Тема | Re: push array to array |
| Дата | |
| Msg-id | CAFj8pRAUF3FOgcWDyA+ZvwcYORdrr7twPgttQ6RgaegCtAG70Q@mail.gmail.com обсуждение исходный текст |
| Ответ на | Re: push array to array (Pavel Stehule <pavel.stehule@gmail.com>) |
| Ответы |
Re: push array to array
|
| Список | pgsql-general |
2016-09-18 19:12 GMT+02:00 Pavel Stehule <pavel.stehule@gmail.com>:
CREATE OR REPLACE FUNCTION public.array2d_append(integer[], integer[])
RETURNS integer[]
LANGUAGE sql
AS $function$
SELECT COALESCE($1 || ARRAY[$2], $1, $2);
$function$
postgres=# SELECT array2d_append('{{4,5},{8,3}}', '{3,6}');
+---------------------+
| array2d_append |
+---------------------+
| {{4,5},{8,3},{3,6}} |
+---------------------+
(1 row)
Hi
postgres=# select '{{4,5},{8,3}}'::int[] || ARRAY[[3,6]];
+---------------------+
| ?column? |
+---------------------+
| {{4,5},{8,3},{3,6}} |
+---------------------+
(1 row)
CREATE OR REPLACE FUNCTION public.array2d_append(integer[], integer[])
RETURNS integer[]
LANGUAGE sql
AS $function$
SELECT COALESCE($1 || ARRAY[$2], $1, $2);
$function$
postgres=# SELECT array2d_append('{{4,5},{8,3}}', '{3,6}');
+---------------------+
| array2d_append |
+---------------------+
| {{4,5},{8,3},{3,6}} |
+---------------------+
(1 row)
regardsPavel
В списке pgsql-general по дате отправления: