u
uzair_sql

UzairK

@uzair_sql

SQL Queries , MySQL Database Design , Data Cleaning

Paquistão
Inglês, Urdu
Algumas informações são exibidas no idioma inglês.
Sobre mim
I am a student learning SQL and MySQL database development. I can help with writing SQL queries such as SELECT, JOIN, GROUP BY, and aggregate functions. I also work with basic database design using tables and relationships, and can help with simple data cleaning tasks like removing duplicates and organizing data. My focus is on providing correct and clear solutions for student-level and beginner database tasks. Additionally, I can design simple databases with well-structured tables and relationships. I focus on delivering accurate, clean, and understandable solutions.... Saiba mais

Habilidades

u
uzair_sql
UzairK
offline • 
Tempo médio de resposta: 1 hora

Conheça meus serviços

Consultas SQL e NoSQL
I will clean your messy data and fix sql queries fast
A partir deUS$ 5 /projetoMais detalhes
Administração de Banco de Dados (DBA)
I will do sql assignments, queries, and database tasks fast
A partir deUS$ 5 /projetoMais detalhes

Portfólio

Experiência profissional

Freelancer.com

Freelance SQL Developer / Independent Projects

Freelancer.com • Freelance

Jul 2025 - Present • 10 mos

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.