I am a professional database designer having experience in the following RDBMS Oracle(Sqlplus)MySQLMS SQL ServerSQLLitePHPMyAdmin6 .PostgreSQL I can assist you with a different kind of database tasks: Conceptual Model CreationEntity Relationship Diagram (ERD)Identifying business rules/requirementsLogical Database Design (Transformation of ERD To Relational Diagram)Normalization (1NF, 2NF, 3NF, BCNF, 4NF, 5NF)Making Logical Model and Physical ModelDatabase CreationTable CreationWrite Simple and Complex QueriesCreate Joins and CRUD FunctionsDatabase Objects Creation (Index, View, Sequence, etc)Bugs FixingQuery optimizationDenormalization.Draw Data warehouse