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I will write custom sql queries based on your data structure

Germany

I speak English, German

Data Science Student : SQL, Python und Web Automation

I am a dedicated Data Science student (B.Sc. 2027) with hands-on experience in SQL, Python, and basic Angular/Web development. My goal is to provide you with fast, high-quality, and cost-effective cod...
About this Gig

Do you need precise data from your database but struggle with the SQL syntax?

I am a Data Science student (B.Sc. 2027) with a strong focus on databases and Python. I work with SQL and can help you extract exactly the information you need from your data structure.

I write fresh, clean, and efficient SQL queries based on the requirements and table structures you provide.

I can help you with:

  • MySQL, PostgreSQL, SQL Server, SQLite
  • Writing simple to complex SELECT statements.
  • Connecting tables via JOINs (Inner, Left, Right).
  • Aggregating data (SUM, COUNT, AVG) and Grouping.
  • Creating Views or data modification queries (INSERT/UPDATE/DELETE) in the Premium package.

Why work with me?

  • Academic & Professional Experience: I combine university theory with real-world practice.
  • Clean Syntax: My code is readable and standard-compliant.
  • Fast Delivery: I respect your time and deliver quickly.

How it works: You send me your database schema (table names, columns) and tell me what data you need (e.g., "List all users who bought item X"). I will write the SQL query for you to run.

Please contact me before ordering if you are unsure which package fits your needs!

Database type:

Relational database

Platform:

MS SQL

MySQL

PostgreSQL

SQLite

Expertise:

SQL

ER diagrams

Normalization

Query optimization