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Key Column Descriptors
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Primary Foreign Key
Defining Foreign Keys
Referential Integrity
Relational Constructs Conclusion
Normal Forms
Reduce Data Redundancy
Normalization Defined
Normalization Objective
Normalization Process - Quiz
First Normal Form
Achieving First Normal
First NF Limitations
Second Normal Form
Define Functional Dependencies
Identify Functional Dependencies
Achieving 2nd Normal Form
Second NF Limitations
DB Normalization Conclusion
Normalization - Quiz
Third Normal Form
2NF Limitations
Transitive Dependencies
Eliminate Dependencies
1st, 2nd, 3rd NF
Achieve 3rd Normal Form
Codds Twelve Criteria
Beyond 3rd Normal Form
Boyce Codd Normal Form
Denormalizing Tables
3rd Normal Form
Joins, User Views
SQL Joining Tables
SQL Inner Join
Table Join Explanation
Create Equi Join
Business Requirements
Store View Definitions
Creating SQL Views
Permissions Design Role
Requirements Analysis
Table Joins User Views
Physical Design
Physical DB Design
Create index SQL
Drawbacks Field Indexing
Database Clustering
Data Clustering Trade-off
Database Partitioning
Horizontal Partition
Drawbacks Horizontal Partitioning
DB Vertical Partitioning
Drawbacks Vertical Partitioning
Create DB via SQL
Create Table via SQL
Use SQL to Build DB
Data Dictionary Entries
Data Dictionary
Physical Design Conclusion
DB Design Mistakes
Common Mistakes
DB Design Considerations
Business Objects Rules
Database Column Mistakes
Database Key Constraints
Primary Foreign Key Mistakes
Referential Integrity
International DB Mistakes
Eval Relational DB
Design Mistakes Conclusion
Relational Constructs Database Table - Quiz
Each question is worth one point. Select the best answer or answers for each question.
1.
A table field that is a primary-key field in another table is referred to as what kind of key?
Please select the best answer.
A.
Concatenated primary key
B.
Foreign key
C.
Candidate key
D.
Primary key
2.
Which of the following data domains support calculations?
Please select all the correct answers.
A.
VARCHAR
B.
BOOLEAN
C.
INT
D.
DATE
3.
A descriptor column contains what type of data?
Please select the best answer.
A
A description of the table as a whole
B.
A candidate key
C.
A non-key attribute of an entity
D.
A link to another table
4.
If you knew a company had a fax number but didn't have it on hand, what type of value would you use as a placeholder in that table column.
Please select the best answer.
A.
A zero
B.
A blank
C.
A null
D.
A single letter