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I will design your oracle database, erd, and write complex sql queries
About this Gig
Are slow SQL queries, complex structures, or inefficient schemas bottlenecking your system?
A poorly optimized database can slow your entire application, costing time and money. Whether you need a relational database built from scratch or advanced query optimization for an existing system, I provide enterprise-grade Oracle solutions that scale.
I am a specialized Database Developer with extensive experience architecting robust, normalized databases. From designing schemas for supply chain and POS systems to writing transaction-safe PL/SQL triggers, I ensure peak performance.
My Expertise Includes:
- Database Design: Creating robust relational schemas.
- ERD: Conceptual, logical, and physical modeling.
- SQL/PL/SQL: Complex queries, procedures, and triggers.
- Normalization: Structuring data to BCNF.
- Query Optimization: Tuning slow queries for speed.
Why Choose Me?
- Strict adherence to clean code conventions.
- Thorough testing against sample data.
- Professional, clear communication.
Lets build your database. Message me before ordering to discuss your requirements!
Platform:
MongoDB
•
MySQL
•
Oracle
•
SQL Server
Expertise:
Design
•
ERD
•
Normalization
•
Query optimization
My Portfolio
FAQ
Do you handle database structures for specific applications?
Yes, I have modeled complex transactional databases for various systems, ensuring robust backend data management.
Can you normalize my unorganized data?
Absolutely. I can take flat files or unnormalized tables and structure them into 1NF, 2NF, 3NF, or BCNF to ensure data integrity.
Do you write complex PL/SQL code?
Yes, I develop comprehensive PL/SQL scripts including stored procedures, functions, triggers, and cursors tailored to your transaction rules.
Can you optimize my existing slow SQL queries?
Yes, I analyze query execution plans, add necessary indexes, and refactor the SQL code to reduce execution time drastically.
What information do you need to start the Oracle database design?
I need your complete business requirements, any existing data models, and a clear description of the end goal of the database.
