The Exasperating Topic of Database Indexes

The article delves into the intricacies of indexing in various relational databases: SQL Server, Oracle, MariaDB/MySQL, and PostgreSQL. Each database system’s section elucidates the creation and purpose of different index types, from primary and unique indexes to specialized ones like full-text and spatial indexes. The discussion culminates in a poignant analogy, likening database indexes to... Continue reading →