Customer Management & Analysis
Group Category: Use Case
Product Category: Database Design & Development
Sub Category: PostgreSQL
Overview
In this module, students will explore how to derive actionable business insights from customer data using SQL. With the context of FoodExpress, a dynamic food delivery platform, learners will investigate customer activity, analyze acquisition patterns, and assess data quality issues. The focus is on using fundamental SQL skills to support marketing strategies, identify high-value customers, and flag potential churn risks.
By working with real-world-inspired datasets, learners will gain practical experience in querying, filtering, and analyzing customer information to support strategic decision-making.
Key Highlights
- Analyse the active customer base to measure engagement.
- Understand customer registration trends to uncover seasonal or campaign-driven growth.
- Identify inactive or never-activated customers for re-engagement initiatives.
- Audit and clean up customer contact information to improve communication and delivery accuracy.
- Track recent acquisition patterns over 30, 60, and 90 days for performance evaluation.
Learning Outcomes
- Use SQL to extract and analyze customer behavior from transactional datasets.
- Gain proficiency in using aggregate functions and date filters to reveal trends.
- Perform segmentation analysis to differentiate between active, inactive, and new customers.
- Evaluate data quality issues and apply corrective logic using SQL.
- Build a foundation in data-driven decision-making for customer lifecycle management.

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