nonunique

nonunique

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  • 网络索引中不存在非唯一;唯一索引;非惟一

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

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