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You are provided with an initial table structure for an Employee Management System of a medium - sized company. This table contains data about employees,
You are provided with an initial table structure for an Employee Management System of a
mediumsized company. This table contains data about employees, their department, and their
project assignments.
Initial Table: EmployeeProjects
This table is not normalized and contains several anomalies. Use the normalization process to
organize this data into wellstructured tables that eliminate redundancy, insertion anomalies,
deletion anomalies, and update anomalies.
Tasks:
Identify Anomalies:
Describe any insertion, deletion, and update anomalies present in the original
EmployeeProjects table.
First Normal Form NF:
Convert the table to and explain the changes made to achieve
addressing any repeating groups and partial dependencies.
Second Normal Form NF:
Progress the table from NF to NF Identify and remove any partial
dependencies that do not meet the rules of NF Explain which data was
moved to new tables and the rationale behind these changes.
Third Normal Form NF:
Move the table from to by eliminating transitive dependencies.
Describe the transformation process and justify the creation of any new tables.
Final Schema:
Provide the schema of the final normalized tables, including primary keys and
foreign keys for each table.
Reflective Analysis:
Discuss how normalization improves the integrity and efficiency of the
database. Reflect on how the new schema supports better data management
practices compared to the original table structure.
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