《Learning PostgreSQL 10》电子版
正在加载中...
PostgreSQL is an open source object relational database management system. It emphasizesextensibility and competes with major relational database vendors such as Oracle, SQLServer, and MySQL. Due to its rich extensions and open source license, it is often used forresearch purposes, but PostgreSQL code is also the base for many op en source andcommercial database management systems such as Greenplum and Vertica. Furthermore,start-ups often favor PostgreSQL due to its licensing.