to子句 meaning in Chinese

to clause

Is the logical name of a filegroup or a variable whose value equates to the logical name of a filegroup that is to be included in the backup
表示可以在给定的to子句或mirror to子句中最多指定64个备份设备的占位符。
Typically , backups are unmirrored , and backup statements simply include a to clause . however , a total of four mirrors is possible per media set
对于镜像媒体集，每个mirror to子句列出的设备数量（以及类型）都必须与to子句列出的相同。
A partial backup includes all the read write files in a database : the primary filegroup and any read write secondary filegroups , and also any specified read - only files or filegroups
若要指定镜像媒体集，请针对第一个镜像服务器设备使用to子句，后跟最多三个mirror to子句。
Indicates that the accompanying set of backup devices is either an unmirrored media set or the first of the mirrors within a mirrored media set for which one or more mirror to clauses are declared
一个占位符，表示对于全部四个镜像服务器（包括由to子句创建的镜像）而言，一个backup语句可最多包含三个mirror to子句。