In a statically defined type table, the values rarely change over time and any changes are carefully planned and executed.
In a dynamically defined type table, values are usually modifiable by administrators.
There are many companies that offer speed-dating services and just about as many different techniques.
But while some details may change from service to service, the general rules concerning speed dating remain the same.
So, after I describe when you'd use effective dating and what problems it can prevent, I'll provide an overall strategy for working with effective dating in type tables.
As I discussed in "The Trouble with Type Tables," you use type tables to avoid embedding lookup data in an application.
I am happily married now, but when I was in the dating circuit there wasn’t much mindfulness in dating.
In fact, there was a shortage of mindfulness when it came to disliking someone.
In "The Trouble with Type Tables," I discussed the importance of creating type tables and how to set them up correctly in a normalized database structure.
One aspect that I didn't discuss is including columns in type tables for the purpose of effective dating (i.e., documenting when something goes into effect and when it's no longer in effect).
he asked if I could pay for his doughnut because he didn’t have money.
I gave him a dollar and then bought a cup of coffee for myself.