On 2/3/2018 3:30 PM, Adrian Klaver wrote:
> On 02/03/2018 12:24 PM, bob gailer wrote:
>> I am using pgAdmin to create functions (and other wonderful purposes).
>
>>
>> Once I have created a function I notice I can't change the arguments
>> or return type. Why is this? The help topic does not address this.
>
> Because pgAdmin is just a client over Postgres and creating functions
> is a Postgres responsibility:
>
>
> https://www.postgresql.org/docs/10/static/sql-createfunction.html
>
> To replace the current definition of an existing function, use CREATE
> OR REPLACE FUNCTION. It is not possible to change the name or argument
> types of a function this way (if you tried, you would actually be
> creating a new, distinct function). Also, CREATE OR REPLACE FUNCTION
> will not let you change the return type of an existing function. To do
> that, you must drop and recreate the function. (When using OUT
> parameters, that means you cannot change the types of any OUT
> parameters except by dropping the function.)"
Thanks. That helps. I was misled by seeing -- DROP FUNCTION
public.test(character varying); at the top of the SQL; now I see it is a
comment.
>
>
> For the below you might get better answers quicker on the pgAdmin list:
Thanks.
Do you refer to pgsql-admin(at)lists(dot)postgresql(dot)org?