Re: CREATE TEMPORARY TABLE LIKE

> On 25/05/2023 15:06 CEST Jim Vanns <jvanns(at)ilm(dot)com> wrote:
>
> When basing a temporary table of a source table, are triggers included
> by default? I have this statement;
>
> CREATE TEMPORARY TABLE dev_main (
> LIKE prod_main
> INCLUDING ALL
> EXCLUDING INDEXES
> EXCLUDING CONSTRAINTS
> ) ON COMMIT DELETE ROWS;
>
> And wondering if there is a trigger (row-based after) on prod_main
> it'll fire also on dev_main? I can't find anything in the
> documentation that suggests either way nor can I see an explicit
> EXCLUDING option to be sure triggers aren't copied.

You can check if triggers exist with psql:

\d dev_main

or by checking catalog pg_trigger:

select * from pg_trigger where tgrelid = 'dev_main'::regclass;

But no. Triggers are not included when creating tables like that.

--
Erik