https://github.com/muyangli76/covidsql

Global Covid Data analyzed in SQL and visualized in Tableau
https://github.com/muyangli76/covidsql

data-analysis data-visualization sql tableau

Last synced: 4 months ago
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Global Covid Data analyzed in SQL and visualized in Tableau

• Host: GitHub
• URL: https://github.com/muyangli76/covidsql
• Owner: Muyangli76
• Created: 2025-02-16T21:04:51.000Z (over 1 year ago)
• Default Branch: main
• Last Pushed: 2025-05-04T18:22:09.000Z (about 1 year ago)
• Last Synced: 2025-09-11T23:45:20.866Z (9 months ago)
• Topics: data-analysis, data-visualization, sql, tableau
• Homepage: https://public.tableau.com/app/profile/muyang.li8830/viz/CovidDashboard_17391208399300/Dashboard1
• Size: 244 KB
• Stars: 0
• Watchers: 1
• Forks: 0
• Open Issues: 0
• Metadata Files:
  • Readme: README.md

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README

          
# SQL Analysis and Tableau Data Visualization for Covid Death Rate

## Objective

- Prepare data for analysis: Clean and preprocess raw data using Excel and SQL to make it ready for analysis.

- Perform SQL analysis: Import and analyze the data using SQL queries to gain insights.

- Create views: Simplify complex queries by creating SQL views for easier data manipulation.

- Clean data: Perform data cleaning operations within SQL, such as splitting columns and modifying formats.

- Visualize data: Use Tableau to create compelling visualizations based on SQL results.

- Connect SQL to Tableau: Import and integrate SQL Server data into Tableau for seamless data analysis and visualization.

  

## Demo

![image](https://github.com/user-attachments/assets/494aae52-11d3-49c0-b9fb-3e1dfff66eb5)

## Tools

- SSMS (Microsoft SQL Server Management Studio): For SQL database management and querying.

- Tableau: For data visualization and analysis.

- Excel: Used for initial data preparation and cleaning.

- SQL Express Server: set up the SQL server.