RE: PLpgSQL

You will need to use "EXECUTE" to create the sequence. The docs on pl/pgsql
cover it: basically, "EXECUTE string" will cause that string to be executed
as a SQL statement.

> -----Original Message-----
> From: Dado Feigenblatt [SMTP:dado(at)wildbrain(dot)com]
> Sent: Friday, July 20, 2001 2:26 PM
> To: Pgsql-Sql
> Subject: PLpgSQL
>
> 3 questions:
>
> 1. Can I use CREATE SEQUENCE inside a function?
> 2. I can create this function but I can't get it to run:
>
> CREATE FUNCTION new_proj_pts_seq(int4)
> RETURNS text
> AS 'DECLARE
> proj_ID alias for $1;
> seq_name TEXT;
> BEGIN
> seq_name := ''proj_pts_'' || proj_ID;
> create sequence seq_name;
> END;
> RETURNS seq_name;'
> LANGUAGE 'plpgsql';
>
> When I do
> SELECT new_proj_pts_seq(9000);
> I get:
> ERROR: parser: parse error at or near "$1"
>
> The same happens if I assign $1 to proj_ID (instead of aliasing), or
> just use $1 in the string concatenation.
> I always get the same message.
>
> Considering that all the above is possible/fixable...
>
> 3. On the statement 'create sequence seq_name;', will 'seq_name' be
> evaluated properly?
>
> Thanks.
>
>
> --
> Dado Feigenblatt Wild Brain, Inc.
> Technical Director (415) 553-8000 x???
> dado(at)wildbrain(dot)com San Francisco, CA.
>
>
>
>
> ---------------------------(end of broadcast)---------------------------
> TIP 4: Don't 'kill -9' the postmaster