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Ultimate SQL for Relational Database Design guides readers step by step from understanding why structured data matters to building and querying fully functional relational databases. The book begins with the foundations of data organization and the relational model, establishing how tables, keys, and relationships support accurate and scalable systems. The book then walks through Normalization from Unstructured Data (UNF) to Third Normal Form (3NF), showing how to eliminate redundancy, enforce data integrity, and design databases optimized for performance. You transition into hands-on SQL development—using Data Definition Language (DDL) to create and modify schemas, followed by Data Manipulation Language (DML) to retrieve, insert, update, and delete data effectively. The journey concludes with intermediate SQL techniques—including joins, grouping, filtering, and built-in functions—before integrating all concepts into a comprehensive case study so that the readers can confidently design, implement, and query relational databases from scratch.
Gregory Thomas Hay holds a master's degree in Information Management from the University of Washington and has accumulated various technical certifications since 1992. In a career spanning more than 26 years, Gregory has experience as an employee or contractor at several prominent companies in the greater Seattle metropolitan region, including Microsoft, Walt Disney Internet Group, and the Bill and Melinda Gates Foundation.
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