I will write custom sql queries to extract and fix database errors

India

I speak English

Industry Consultant

I am an Industry Consultant and Software Engineer with extensive experience in financial reconciliation and automation. I specialize in using IntelliMatch, SQL, and Python to optimize data workflows a...
About this Gig

Are you looking for custom SQL queries, database bug fixes, or efficient data extraction? I am here to help you handle your database tasks and clean up your data with high accuracy.

What I Can Do For You:

  • Custom SQL Query Writing: Crafting queries using JOINs, GROUP BY, subqueries, filters, and aggregations.
  • Query Debugging & Fixing: Repairing broken queries, syntax errors, or logic issues in your existing scripts.
  • Data Extraction & Reporting: Pulling exact reports and filtered datasets based on your requirements.
  • Data Cleaning & Formatting: Removing duplicate rows, standardizing messy text, and casting data types properly.
  • Data Reconciliation & Validation: Comparing datasets across tables to verify accuracy and spot mismatches.

Supported Databases: PostgreSQL, MySQL, SQLite, Microsoft SQL Server, and Oracle.

Why Choose Me?

  • Clean, well-commented code that is easy to understand
  • Fast turnaround times
  • Strong focus on precision and data accuracy


Database type:

Centralized database

•

Distributed database

Platform:

Firebase

•

MongoDB

•

MS SQL

•

PostgreSQL

Expertise:

SQL