Episode 7x03 The Filmed Adventures of Detective William Murdoch After a man is shot in a movie house, Thomas Edison becomes a suspect and Murdoch is drawn into the behind-the-scenes drama of James Pendrickâs filmmaking venture.
The definition of a constraint is something that imposes a limit or restriction or that prevents something from occurring. An example of a constraint is the fact that there are only so many hours in a day to accomplish things. a constraining or being constrained; specif., confinement or restriction.
up vote 3 down vote. There are a lot of difference but One the most notable difference is that we can bind rules to a datatypes whereas constraints are bound only to columns. this feature enable us to create our own data-type with the help of Rules and get the input according to that.I have found a good example, check the following link.oughly speaking, a rule causes additional commands to be executed when a given command on a given table is executed. A constraint, as an example, can be used to ensure that a given number never matches some value. Such a birth year should not be under 1880 for new users registering or above the current year.