I will create professional er diagrams and database models

Samuel Ayman

Egypt

I speak English, Arabic

WEB Scrabing, Data analysis, Data Cleaning, Data processing

I am a Data Engineer specializing in web scraping, data extraction, data cleaning, processing, labeling, and annotation using Python and SQL. I build reliable solutions to collect, clean, transform, a...
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About this Gig

What I Offer

  • Write SQL queries using SELECT, JOIN, GROUP BY, subqueries, CTEs, and window functions.
  • Design and optimize relational database schemas.
  • Create professional Entity Relationship Diagrams (ERDs).
  • Normalize and restructure database schemas.
  • Create tables, relationships, constraints, and indexes.
  • Develop SQL scripts for data analysis and reporting.
  • Improve existing SQL queries and database structures.

Deliverables

  • Clean and well-organized SQL scripts.
  • Database schema design.
  • Professional ERD diagrams.
  • Well-structured database tables and relationships.
  • Documentation when required.


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create professional er diagrams and database models
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create professional er diagrams and database models
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create professional er diagrams and database modelscreate professional er diagrams and database models

Database type:

Centralized database

•

Relational database

Platform:

MS SQL

•

MySQL

•

PostgreSQL

•

SQL Server

Expertise:

Design

•

ERD

•

Normalization

•

SQL

My Portfolio

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