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Fiverr Pro
English
$
USD
I will write sql queries and analyse your data
Data Analyst , Freelance Projects
I am a Data Analyst skilled in Excel, SQL, Python (Pandas and NumPy), and Power BI. I help clients clean data, analyse datasets, create reports, and build dashboards. My portfolio includes projects in...
About this Gig
Need help writing SQL queries or analysing your database data?
I will help you write, debug, and analyse SQL queries to turn raw data into useful insights. I can work with MySQL and relational databases to support your data analysis tasks.
My services include:
- Writing SQL queries using SELECT, WHERE, ORDER BY, and filtering
- Joining tables using INNER JOIN and LEFT JOIN
- Aggregating data with GROUP BY, COUNT, SUM, and AVG
- Writing subqueries and Common Table Expressions (CTEs)
- Debugging SQL queries and fixing errors
- Analysing query results and summarising key findings
- Basic query optimisation, where appropriate
Why work with me?
- Clear and organised SQL code
- Careful attention to accuracy
- Communication about your requirements
- Reliable delivery within the agreed scope
Please share your database structure, task requirements, and expected output before ordering. Complex database development, large projects, and advanced performance tuning may require a separate agreement.
Let's turn your data into meaningful results!
Database type:
Relational database
Platform:
MariaDB
•
MySQL
•
PostgreSQL
•
SQL Server
Expertise:
SQL
•
DDL
•
DML
•
DQL
FAQ
What information do you need to start my SQL project?
I need your task requirements, database type, relevant table structures or sample data, and the expected output. Please remove any sensitive or confidential information before sharing.
Which databases do you work with?
I primarily work with MySQL and relational databases. Please contact me before ordering if your project uses a different database platform.
Can you fix errors in my existing SQL queries?
Yes. I can review SQL queries, identify common errors, and help correct them. Please provide the query, the error message, and the expected result.
Do you work on large or complex SQL projects?
My packages cover the query count and scope listed in each package. Please contact me before ordering for large datasets, multiple complex tasks, or advanced optimisation.
What will I receive after the order is completed?
You will receive the SQL queries in a readable format, along with a brief explanation where appropriate. Any additional analysis or documentation will depend on the package you select.
