Database Design and Visualization about Covid, Vaccination, Temperature and Economic

Database Design

Normalization:

Unnormalized Form (UNF) –>_{remove repeating groups} First Normal Form (1NF)
First Normal Form (1NF) –>_{remove partial dependencies} Second Normal Form (2NF)
Second Normal Form (2NF) –>_{remove transitive dependencies} Third Normal Form (3NF)

1 NF:

2 NF:

3 NF: