nonunique
美
英 
例句
Modifies more than one row and also updates the key of a nonunique clustered index to a nonconstant value.
修改多行并且還將非唯一的聚集索引的鍵更新為非常量值。
By default, a nonclustered, nonunique index is created if the clustered or unique options are not specified.
默認情況下,如果未指定聚集或唯一選項,將創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.
它將是非空的,在具有非唯一索引鍵值的行中的大小是4個字節。
It will be nonnull and 4 bytes in size in rows that have nonunique key values.
在具有非唯一鍵值的行中,它非空而且大小為4個字節。
Account for the data row locator that is required if the index is nonunique
如果索引不是唯一的,對所需的數據行定位符說明如下