How can SQL be used to create all possible combinations for a data set containing (A,B,C)? The result I require is: (A),(B),(C),(A,B),(A,C),(B,C)(A,B,C) – note order doesn’t matter so (B,A),(C,A),(C,B),(B,C,A) etc should not be returned.
Why is this different from all of the other step by step guides? Because I make a living as a DBA and not as a writer and I lived through this experience.
Defining the name:
When I talk to people they say different names on this subject stuff l…
Using examples as well as descriptions, and references to Books Online, show the documentation available for datatypes, explain the available data types and show how data can be passed into and out of variables.