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SQL DATA CLEANING

We write efficient SQL queries to clean, filter, and transform your raw data into actionable datasets that are ready for reporting or analysis.

SQL Data Cleaning Services

We help you prepare clean and reliable data for your dashboards, reports, or systems.

Removing duplicates and irrelevant rows
Handling NULL values and missing data
Data type correction and formatting (DATE, TEXT, INT, etc.)
Standardizing inconsistent values (e.g., “USA” vs. “United States”)
Joining and merging datasets for unified output

Query Optimization & Structuring

We ensure your queries are clean, readable, and optimized for performance.

Using CTEs and subqueries for logical clarity
Index-aware filtering for large datasets
CASE statements for conditional transformation
Window functions for ranking, aggregations, and more
Scalable scripts for recurring cleaning tasks

Why Choose Deploy Thoughts?

Strong command of MySQL, PostgreSQL, SQL Server & SQLite
Clean, modular, and documented code delivery
Integration-ready output for BI tools or databases
Quick turnaround with attention to data accuracy