I have seen many come together in here and have read many success stories. It is neat to see relationships in the making too through forums and it is there and most of the time I knew correct, these two really like each other!
without this site I never would have met my fantastic love of my life and complete soul mate TJ JR..
This can also happen when a trigger on a parent table causes an insert on a child table referencing a foreign key.
But in dealing with triggers, it is a table that has the possibility of changing.
I came in and it took only 2 days to meet pll and have fun... Some ppl like kook..dawson..moon and goth were my first friends.
We have all been throguh alot.have helepd eachother throguh rough times.
For example, when a new record (representing a new worker) is added to the employees table, new records should also be created in the tables of the taxes, vacations and salaries.
Triggers can also be used to log historical data, for example to keep track of employees' previous salaries.
Constraints are declaractions of conditions about the database that must remain true.