Re: [HACKERS] OUT parameter and RETURN table/setof

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От Sridhar N Bamandlapally
Тема Re: [HACKERS] OUT parameter and RETURN table/setof
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Msg-id CAGuFTBUgG1AisFEm+JWDpidnK9+rx7YQnszdkCTDmW=z-auviQ@mail.gmail.com
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Ответ на Re: [HACKERS] OUT parameter and RETURN table/setof  ("David G. Johnston" <david.g.johnston@gmail.com>)
Список pgsql-general
Existing application code written to call function in Oracle which return no.of rows in out parameter and return-values is cursor-result

this need migrate to PostgreSQL, need help here

example: (actual function declaration only)
Oracle:
CREATE OR REPLACE PROCEDURE sc_getapppermissionlist (
    v_role_ids IN VARCHAR2,
    v_rowsfound OUT INTEGER,
    result_cursor1 OUT SYS_REFCURSOR
) ...


PostgreSQL:
method 1:
CREATE OR REPLACE PROCEDURE sc_getapppermissionlist (
    v_role_ids IN VARCHAR,
    v_rowsfound OUT INTEGER,
    result_cursor1 OUT REFCURSOR
) ...

but this approach issue is, need to do in BEGIN - END block inside with FETCH ALL IN "<unnamed portal X>"
  - here we need/think common approach for database

method 2:
CREATE OR REPLACE PROCEDURE sc_getapppermissionlist (
    v_role_ids IN VARCHAR,
    v_rowsfound OUT INTEGER)
RETURNS TABLE/SETOF
...

this approach is not working


Thanks
Sridhar
OpenText







On Mon, Jun 6, 2016 at 5:57 PM, David G. Johnston <david.g.johnston@gmail.com> wrote:
On Mon, Jun 6, 2016 at 7:17 AM, Sridhar N Bamandlapally <sridhar.bn1@gmail.com> wrote:
Hi

Is there any option in PGPLSQL which can RETURNS table or SETOF rows along with an OUT parameter?


​No, there would be no point given the internals of how functions work.

​What is it you are trying to do?

David J.
 

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