Hello
>
> My attempt at a syntax that could also cover Peter's wish for multiple
> checker functions:
>
> CHECK FUNCTION { func(args) | ALL [IN SCHEMA schema] [FOR ROLE user] }
> [ USING check_function ] OPTIONS (optname optarg [, ...])
>
check_function should be related to one language, so you have to
specify language if you would to specify check_function (if we would
to have more check functions for one language).
Regards
Pavel Stehule