Re: Creating tables from within functions

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От Sondaar Roelof
Тема Re: Creating tables from within functions
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Msg-id B659C5A6EF67D5119430006097487147329947@sv7007b.nl.scania.com
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Ответ на Creating tables from within functions  ("Seethalakshmi VB" <seethalakshmi.vb@majoris.com>)
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Hello,

Try this:
CREATE FUNCTION _testcreate () RETURNS text AS '
BEGIN   CREATE TABLE switch_table2 (switch_id varchar(32),       selection_name varchar(100));   RETURN ''true'';
END;
' language 'plpgsql';

SELECT _testcreate();

Result:
snlsor=# SELECT _testcreate();_testcreate
-------------true
(1 row)

me=# \d        List of relations     Name      |   Type   | Owner
----------------+----------+--------switch_table2  | table    | me

> -----Original Message-----
> From:    Seethalakshmi VB [SMTP:seethalakshmi.vb@majoris.com]
> Sent:    vrijdag 24 januari 2003 09:37
> To:    pgsql-sql@postgresql.org
> Subject:    [SQL] Creating tables from within functions 
> 
> Is it possible to issue a CREATE TABLE statement from inside of a
> PostgreSQL
> function?  If not, then how about from within a PL/pgSQL function?  I have
> tried a lot of different permutations but can't seem to get it to compile
> and/or run cleanly.  For example, consider:
> 
>     CREATE FUNCTION _testcreate () RETURNS text AS '
>     BEGIN
>         CREATE TABLE switch_table2 (switch_id varchar(32),
> selection_name varchar(100));
>     end;
>     ' language 'plpgsql';
> 
> What is wrong with this?  What type should be returned?  Or perhaps it is
> simply not possible to create a table from within a function?
> 
> Please give me the reply soon as possible
> Thanks!
> 
> ---------------------------(end of broadcast)---------------------------
> TIP 4: Don't 'kill -9' the postmaster


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