真相往往被隐藏，揭开它需要勇气。

The database is the most important piece of software in the enterprise, and the most important piece of software in the enterprise is the database. The database is the foundation of all applications. The database is the heart of the application, and the application is the heart of the business. The key to performance is to keep the hot data in memory.

我不追逐纪录，纪录追逐我。