I will write sql queries for your database

Latvia

I speak English, Ukrainian, Russian

SQL Data Analyst

I help businesses extract insights from their data using SQL. What I offer: ♢SQL database queries and optimization ♢Data extraction and cleaning ♢Analysis and reporting ♢MySQL expertise I recently c...
About this Gig

Data is only useful if you can access it correctly. I provide clean, efficient SQL scripts tailored to your database structure and business logic. Whether you need a simple data pull or a complex multi-step script, I deliver code that is optimized for performance and easy to maintain.


Expertise includes:

  • MySQL, PostgreSQL, SQL Server (T-SQL), and SQLite.
  • Complex Joins & Subqueries: Connecting fragmented data points.
  • Aggregations & Grouping: Transforming raw rows into summarized metrics.
  • Advanced Logic: Using CTEs and Window Functions for sophisticated data retrieval.
  • Query Optimization: Refining existing code to reduce execution time.


How I work:

  1. Requirement Check: We discuss your table schema and the specific output you need.
  2. Development: I write the script using industry best practices.
  3. Delivery: You receive the ready-to-run SQL file, formatted and commented for clarity.


Why choose this service?

I prioritize accuracy and code readability. You wont just get a working query; youll get a professional solution that follows standard naming conventions and logic.


Note: Please message me with your database schema or requirements before ordering to ensure the best possible result.

Programming language:

SQL

Technology:

Other

Analysis type:

Statistical analysis

Expertise:

Statistics

Tools:

Pandas

My Portfolio

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