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Fiverr Pro
English
$
USD
I will clean, optimize, backup, or migrate your mysql or mariadb database
About this Gig
Is your SQL database cluttered, slow, or poorly formatted? Are you struggling with broken queries, messy data imports, or unoptimized schemas? Let me handle the heavy lifting!
As an experienced server-side and database developer, I will clean your SQL scripts, format your queries for maximum readability, fix relational syntax errors, and structure your data pipelines to run smoothly.
What I can do for you:
- SQL Query Formatting & Cleanup: Turn messy, unreadable, or auto-generated SQL code into clean, well-indented, and standard-compliant queries.
- Database Schema Refactoring: Fix primary/foreign keys, correct data types, and normalize structures to improve database integrity.
- Data Cleaning & Migration: Parse and clean raw data imports (CSV, JSON, SQL dumps) before updating your production tables.
- Query Optimization: Rewrite slow SELECT statements, replace inefficient subqueries, and suggest missing indexes to boost performance.
Why choose my services?
- Clean, professional, and industry-standard SQL syntax (MySQL, PostgreSQL, SQLite, SQL Server).
- Focus on server efficiency and resource optimization.
- Fast turnaround and transparent communication.
My Portfolio
Other Databases Services I Offer
FAQ
What database engines do you support?
I work natively with MySQL, PostgreSQL, SQLite, and MariaDB. If you use SQL Server (T-SQL) or Oracle, please message me first to confirm your specific version requirements.
Can you optimize a slow-running query?
Yes! In the Standard and Premium packages, I analyze your query logic, refactor inefficient JOIN operations, remove redundant subqueries, and suggest proper indexing strategies to improve execution time.
What does "Unlimited Revisions" mean in the Premium package?
It means I will refine, adjust, and debug the SQL scripts until they work perfectly according to our original agreement. Please note that adding entirely new tables, changing the database engine mid-project, or altering the initial scope will require a custom add-on offer.
Do you handle massive SQL files or Big Data?
The standard packages are designed for typical relational structures. If your SQL dump is several gigabytes in size or requires heavy server-side processing/chunking, please contact me first for a custom quote tailored to your server's hardware constraints.
