Data Modeling and SQL It is a capital mistake to theorize before one has data Sir Arthur Conan Doyle.

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Presentation transcript:

Data Modeling and SQL It is a capital mistake to theorize before one has data Sir Arthur Conan Doyle

2 Data modeling and SQL Relational model is very popular Successful use of the relational model requires skills in Data modeling SQL

3 Organizational memory hierarchy

4 Key database design questions What collection of files should the database contain? How are these files related? What fields should each file contain?

5 Learning strategy Incremental, parallel development of Data modeling SQL