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Design Factors 15: Rather common model of BLL and DLL classes, what are special cases we need to consider?

Design Factors 14: How do we generally handle many to many (database) relationships in logical layers?

Design Factors 13: How do we generally handle one to many (database) relationships in logical layers?

Design Factors 12: For CRUD operation in DAL, when we use the business entity and when do use parameters?

Design Factors 11: For CRUD operation in BLL, when we use the business entity and when do use parameters?

Design Factors 10: What are the mapping criteria for BLL classes and CRUD methods?

Design Factors 9: What are the mapping criteria for DAL classes and CRUD methods?

Design Factors 8: How the layers communicate with next level layers?

Design Factors 7: Do you use cache layer?

Design Factors 6: How many layers will be considered? Why?

Design Factors 5: Are there any special considerations for “typed” entities?

Design Factors 4: How do you map OOP concepts to relational database design?

Design Factors 3: Where and how the joined operation (fetched from multiple data tables) is placed in business entities?

Design Factors 2: To which context Business Entity classes are mapped?

Design Factors 1: What is the type of business entity?

April 2008 Entries

Design Factors 21: Do we use cascading on CRUD operations? If so, is it in DAL or DB layer? Why?

Design Factors 20: Do we use transaction? If so, is it in DAL or SP layer? Why?

Design Factors 19: How the logical layers are connected?

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Design Factors 18: Which portion of the db utility classes are vendor specific?

Design Factors 17: Where exceptions are thrown for invalid values?

Design Factors 16: How the null values are handled?

Design Factors 15: Rather common model of BLL and DLL classes, what are special cases we need to consider?

Design Factors 14: How do we generally handle many to many (database) relationships in logical layers?

Design Factors 13: How do we generally handle one to many (database) relationships in logical layers?

Design Factors 12: For CRUD operation in DAL, when we use the business entity and when do use parameters?

Design Factors 11: For CRUD operation in BLL, when we use the business entity and when do use parameters?

Design Factors 10: What are the mapping criteria for BLL classes and CRUD methods?

Design Factors 9: What are the mapping criteria for DAL classes and CRUD methods?

Design Factors 8: How the layers communicate with next level layers?

Design Factors 7: Do you use cache layer?

Design Factors 6: How many layers will be considered? Why?

Design Factors 5: Are there any special considerations for “typed” entities?

Design Factors 4: How do you map OOP concepts to relational database design?

Design Factors 3: Where and how the joined operation (fetched from multiple data tables) is placed in business entities?

Design Factors 2: To which context Business Entity classes are mapped?

Design Factors 1: What is the type of business entity?

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