To be precise, if you used defaults, you can't delete any row in table A
that has rows referencing to it in tables B and C.
On Tue, Nov 30, 2010 at 6:59 AM, manidegr8 wrote:
>
> i am trying to run a query but its not working may be due to constraint
> conflicts
>
> i have table A, B and C
> B an
What is ON DELETE part of the foreign key constraint?
If you set it to CASCADE, then your delete from the parent table will
cascade to child tables (to put it simpler, when you delete record in table
A, then PostgreSQL will delete any rows in tables B and C that are
referencing original row (or co