A big hole in the cloud computing movement so far is that most of the solutions out there, even the database solutions, are proprietary.
目前为止摆在云计算运动面前的一大障碍就是，现有的解决方案，甚至是数据库解决方案，都是私有的。
Oracle introduced built-in regular expressions in 10g, and many open source database solutions use some kind of regular expressions library.
Oracle在10g 中引进了内置的正则表达式，而且许多开源数据库解决方案也使用某种正则表达式库。
IBM has historically delivered strong security controls in its database solutions, including core authentication and authorization functionality, as well as advanced features such as Trusted Contexts.
IBM在其数据库解决方案中已经提供了强大的安全控制功能，包括核心身份验证和授权功能以及TrustedContexts等高级特性。
Knowledge of these will enable the developers to build robust database solutions.
这些知识将使开发者能够创建健壮的数据库解决方案。
Knowledge of these will enable the developers to build robust database solutions.
这些知识将使开发者能够创建健壮的数据库解决方案。
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