From: | Robert Haas <robertmhaas(at)gmail(dot)com> |
---|---|
To: | "Andrey G(dot)" <andvgal(at)gmail(dot)com> |
Cc: | pgsql-bugs(at)postgresql(dot)org |
Subject: | Re: BUG #5776: Unable to create view with parameter in PL/pgsql |
Date: | 2010-12-14 20:41:36 |
Message-ID: | AANLkTikTBzV+9X=3=qKJ2bjQNz4H1oVFpcHHwqJktxkF@mail.gmail.com |
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Lists: | pgsql-bugs |
On Mon, Dec 13, 2010 at 4:28 PM, Andrey G. <andvgal(at)gmail(dot)com> wrote:
> It seems my original test, which also includes the EXECUTE approach,
> has not come to you in full. EXECUTE statement also fails with
> parameter: The test is attached in file.
>
> psql -q < db/db/pgbug_5776.sql
> ERROR: there is no parameter $1
> LINE 1: CREATE VIEW v4 AS SELECT * FROM t1 WHERE some_field = $1
> ^
> QUERY: CREATE VIEW v4 AS SELECT * FROM t1 WHERE some_field = $1
> CONTEXT: PL/pgSQL function "bug_create_tmp_view_exec_test" line 3 at
> EXECUTE statement
Yeah, parameter substitution doesn't work in this case. You could
however build up a string with quote_identifier() and then EXECUTE the
resulting string.
--
Robert Haas
EnterpriseDB: http://www.enterprisedb.com
The Enterprise PostgreSQL Company
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