u
uzair_sql

UzairK

@uzair_sql

SQL Queries , MySQL Database Design , Data Cleaning

Pakistan
Inglese, Urdu
Alcune informazioni sono riportate in lingua inglese.
Chi sono
Started with a SQL course, got hooked, been working with databases ever since. NED grad, certified in relational databases from FAST. I fix queries, design databases, clean data, basically anything database related. I don't overcomplicate things, I just get it done. Message me first and I'll tell you straight if I can help.... Continua a leggere

Competenze

u
uzair_sql
UzairK
offline • 
Tempo di risposta medio: 4 ore

Consulta i miei servizi

Sviluppo database
I will design mysql databases, er diagrams, and write sql queries
A partire da10 USD / progettoMaggiori dettagli

Portfolio

Esperienza lavorativa

Freelancer.com

Freelance SQL Developer / Independent Projects

Freelancer.com • Freelance

Jul 2025 - Present • 1 yr 1 mo

SQL Project: Retail Inventory & Sales System Objective: Developed a relational database to manage product stock levels, supplier information, and daily sales transactions for a small retail business. Technical Skills: Utilized MySQL for schema design, ensuring data integrity through 3NF normalization and strategic relationship mapping using Primary and Foreign Keys. Key Queries: Engineered complex queries involving Multiple JOINS, GROUP BY, and Sub queries to generate automated reports on top-selling products and low-stock alerts. Data Cleaning: Implemented data scrubbing techniques to identify and remove duplicate entries and resolve null value inconsistencies, ensuring 100% data accuracy.