Manually fail over to the database mirroring partner 手动将故障转移到数据库镜像合作伙伴:
Manual failover can be initiated from either database mirroring partner 可从任一数据库镜像合作伙伴启动手动故障转移。
Unlike database mirroring partners , which are supported only by sql server 2005 standard edition and sql server 2005 enterprise edition , witnesses are also supported by sql server 2005 workgroup edition and sql server 2005 express edition 主体服务器必须在连接到至少一个其他服务器实例之后才可以为数据库提供服务,并且镜像服务器只有连接到见证服务器(主体服务器则不必)之后才可以启动自动故障转移功能。