Hi Tom,
Thank you for your prompt response.
When I use pg_dump to export schema from an older version of PostgreSQL 8.2.3 ,
it adds the following line at the beginning:
SET search_path = public, pg_catalog;
Is it possible set an option where pg_dump will add this line in PostgreSQL
12.5?
At 2022-08-25 11:07:46, "Tom Lane" <t...@sss.pgh.pa.us> wrote:
>gzh <gzhco...@126.com> writes:
>> When I use pg_dump to export schema from a database, it adds the following
>> line at the beginning:
>> SELECT pg_catalog.set_config('search_path', '', false);
>> Is it possible set an option where pg_dump will not add this line?
>
>No. It's a security precaution.
>
>> It is causing issues later when I try to execute other SQL commands, without
>> the schema qualifier.
>
>That probably means you have some user-defined functions that are
>not sufficiently careful about search_path. You want to either
>schema-qualify every reference in the function body, or attach a
>"SET search_path" clause to remove the function's context dependency.
>
>(If you're using SQL-language functions in v14 or later, another
>option is to use the SQL-standard syntax instead of writing the
>body as a string literal. Then the object references in the function
>are parsed at definition time.)
>
> regards, tom lane
