Difference between revisions of "Oracle Schema"
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Below is an ER diagram that represents how the final set of tables fit together: | Below is an ER diagram that represents how the final set of tables fit together: | ||
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Note the following are missing: | Note the following are missing: | ||
Latest revision as of 14:28, 21 September 2016
Main Page >> Oracle and SQL >> Workbook >> Oracle Schema
ER Diagram
Below is an ER diagram that represents how the final set of tables fit together:
Note the following are missing:
- CUSTOMER: this is not part of the DEPT/EMP schema and is included in the booklet to show the problems of using a poorly designed table
- SALGRADE: is a reference table, used to look up the grade associated with a salary band
- BONUS: a subset of the EMP table, used to demonstrate the use of the CREATE TABLE AS ... command
Return to the Workbook.
