Wednesday, April 15, 2015

Class Business Rules and Table Constraints

My April post @All Analytics.

Aside from domain constraints, every R-table designed to represent a single class of entities is also subject to table constraints that approximate in the database class business rules in the real world. If the rules are not documented, for the conscientious analyst who wants to guarantee sensible data manipulation and result interpretation they are the next best thing.

Read it All. (Please comment there, not here)



 





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