What is Oracle Partitioning?

Oracle Partitioning is a feature within Oracle Database that allows tables, indexes, and index-organized tables to be subdivided into smaller, more manageable pieces called partitions. Each partition is stored separately and can operate independently. This enhances query performance, simplifies data management (e.g., backup, recovery, loading), and improves overall database availability. It's commonly used in large databases where managing and querying vast amounts of data becomes challenging. Partitioning can be based on various criteria, like date ranges, geographical regions, or hash values.