On Sat, Jan 12, 2019 at 10:08 AM Ricardo Martin Gomez
<rimartingomez(at)hotmail(dot)com> wrote:
>
> Hi,
> In MYSQL Null date is equal '01/01/1900' or '01/01/1970', I don't remember but you can also use the same logic for the check_constraint.
> Regards
Why? PostgreSQL doesn't need hacks around this...
David J.