you need to understand and use SQL and its implementations in accordance with the established SQL99 standard. Whether you want to learn database programming from scratch, you’d like to sharpen your SQL skills, or you need to know more about programm
Boris Renski首先介绍了OpenStack基金会提供的具体服务。首先是对于开发者工具的管理，OpenStack有开发平台和工具，可以帮助开发者能够用他们之前的方式来工作。OpenStack每年都会开自己的峰会。上次的峰会是在旧金山，以前是RackSpace的责任，现在也是OpenStack基金会的责任。
