但您考虑过这些开源替代方案吗？
它们是免费的，可自托管的，并由社区驱动。
自己检查一下： MariaDB MariaDB .
Community-developed open SQL server
MariaDB was designed as a drop-in replacement of MySQL(R) with more features, new storage engines, fewer bugs, and better performance.
了解更多关于 MariaDB