nonunique
美
英 
例句
Modifies more than one row and also updates the key of a nonunique clustered index to a nonconstant value.
修改多行并且还将非唯一的聚集索引的键更新为非常量值。
By default, a nonclustered, nonunique index is created if the clustered or unique options are not specified.
默认情况下,如果未指定聚集或唯一选项,将创建非聚集的非唯一索引。
It will be nonnull and 4 bytes in size in rows that have nonunique index key values.
它将是非空的,在具有非唯一索引键值的行中的大小是4个字节。
It will be nonnull and 4 bytes in size in rows that have nonunique key values.
在具有非唯一键值的行中,它非空而且大小为4个字节。
Account for the data row locator that is required if the index is nonunique
如果索引不是唯一的,对所需的数据行定位符说明如下