SQL Database Design
About the service
1-Database Schema Design: Professional design of tables and relationships (ERD) ensuring full Normalization to eliminate data redundancy.
2-Advanced SQL Queries: Writing complex queries to extract any required reports, regardless of the complexity of conditions or calculations.
3-Data Cleaning: Transforming "raw" or messy data into clean, structured tables ready for immediate analysis.
4-Query Optimization: Fine-tuning and accelerating SQL code to handle large datasets efficiently without delays.
5-Data Integration: Preparing tables to be fully compatible with visualization tools like Power BI or Tableau.
6-Data Scope: Design of a database schema including up to 5 core tables with relationships, OR processing/cleaning a data file of up to 5,000 rows.
7-Deliverables: You will receive the work in your preferred format: (SQL Scripts, .bak backup files, or Excel/CSV reports) depending on the project nature.
*Revision Policy:To ensure your 100% satisfaction, I offer 3 free revisions on the delivered work, provided they stay within the original project scope.
