sql_basic_projects

Basic SQL projects as I begin with

SQL ETL and Optimization Scripts

This repository contains SQL scripts for implementing ETL pipelines and optimizing query performance for e-commerce data analysis.

ETL Pipeline

• Simulate incoming data stream.
• Staging table for data transformation.
• Transformation using window functions.
• Loading data into the final table.
• Upsert logic.
• Cleanup.

Query Optimization

• Schema creation for e-commerce data.
• Index creation for improving query performance.
• Example optimized queries.
• Performance enhancements using vacuum and partitioning.

Getting Started

To use these scripts, clone the repository and execute the SQL files in your preferred SQL environment.

git clone https://github.com/your-username/sql-etl-optimization.git
cd sql-etl-optimization