Introduction to Physical Database Design Learning Activity Part 9
Let's dive into the details surrounding Physical Database Design Learning Activity Part 9. In this video we talk about making efficiency decisions.
Physical Database Design Learning Activity Part 9 Comprehensive Overview
In this final video we validate the model, read the scenario one more time, review the details, and check the diagram. Here we add CHECK value constraints. This is an overview of the
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Summary & Highlights for Physical Database Design Learning Activity Part 9
- Add any UNIQUE constraints needed.
- Add the connection and assumptions for user to section entities on the conceptual
- In this section we record the PRIMARY KEY for each column and add the FOREIGN KEYs.
- In step 3 we add DEFAULT values to some of the columns.
- Specify if there is an IDENTITY column. This provides a mechanism for the DBMS to auto-generate values.
That wraps up our extensive overview of Physical Database Design Learning Activity Part 9.