Required Reading for Both Developers and DBAs
- Concepts Guide
- New Features Guide
Required Reading for Developers
- Application Developers Guid(Fundamentals)
- PL/SQL Users Guide and Reference
- Performance Tuning Guide and Reference
Required Reading for DBAs
- Backup and Recovery Concepts
- Recovery Manager Reference
- Backup and Recovery Concepts
- Administrators Guide
- Performance Tuning Guide and Reference
Database Independence vs Dependence
对于非常复杂的应用,取得数据库的可移植性是非常难的,并且要非常多的资源。
简介的报表程序,换数据库可能是很容易的,但是想要实现可扩展性的事务系统呢?想要实现数据库移植你所使用的SQL 只能是简单的“keyed reads”,不能使用任何的扩展,甚至很多标准的标准 SQL 函数。不能使用数据库统计,分析。实际上,你在实现自己的一个数据库系统。
Database Independence is not your goal.
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