Write & Optimize SQL Queries for Your Data Project
Starting at
$
10
About this service
Summary
I’ll help you write, fix, or optimize up to 5 SQL queries tailored to your data task. Whether it’s joins, filters, aggregations, CTEs, or window functions — I deliver clean, efficient SQL code and clear communication every step of the way.
What's included
SQL Queries
Up to 5 custom-written SQL queries tailored to your data needs. Includes filtering, joining, aggregating, and support for subqueries, CTEs, or window functions if needed.
Query Optimization
Review and improve existing queries for better performance, readability, and maintainability, using best practices suited to your SQL Server environment.
Example projects
Duration
2 days
Skills and tools
Data Analyst
Database Specialist
Data Visualizer
Data Analysis
Microsoft Excel
Microsoft Power BI
Microsoft SQL Server
Industries
Data
Analytics