Relational databases
Engines that store data in tables with an enforced schema and answer in SQL. The four engines in this section differ mostly in licence, scale, and who runs them, not in the fundamentals, and Galera Cluster keeps one of them, MariaDB, in step across several servers.
More than 20 years working with structured data, SQL, schema design, and production relational systems, with Oracle, MySQL, or SQL Server at every job I have had: UW-Milwaukee, Kohler, Starkmedia, Quality Matters, and Bader Rutter.
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Better living through database normalization
Database normalization is a process meant to reduce or eliminate data redundancy. Typically, a normalized database exists in first normal form (1NF), second normal form (2NF), or third normal form (3NF). First Normal Form In order for a database to be in first normal form, your…
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