I will design and develop sql databases, queries, and erd diagrams task, projects

I am an expert in Database Design and Management including

Database Design Theory and Normalization

More SQL: Complex Queries, Triggers, Views, and Schema Modification

The Relational Data Model and Relational Database Constraints

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More Detailed Topics:

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Data Models, Schemas, and Instances

Three-Schema Architecture and Data Independence

Database Languages and Interfaces

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Entity Types, Entity Sets, Attributes, and Keys

Relationship Types, Relationship Sets, Roles, and Structural Constraints

Weak Entity Types

Refining the ER Design for the COMPANY Database

ER Diagrams, Naming Conventions, and Design Issues

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INSERT, DELETE, and UPDATE Statements in SQL

Additional Features of SQL

More Complex SQL Retrieval Queries

Specifying Constraints as Assertions and Actions as Triggers

Views (Virtual Tables) in SQL

Schema Change Statements in SQL 

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Database Design Theory and Normalization