duplicate key信息详情
[计]复制键
duplicate key name───重复的密钥名称
duplicate───vt.复制；使加倍；adj.复制的；二重的；n.副本；复制品；vi.复制；重复
duplicate meaning───重复意义
duplicate urethra───重复尿道
duplicate app───重复应用程序
Key───n.钥匙；关键，密钥；（键盘乐器或电脑键盘的）键；调，声调，色调；答案；图例；扳手；销子，楔，栓；翼果；板条间首层灰泥；（篮球）罚球区；低岛，礁；adj.关键的，主要的；n.(Key)（美）基（人名）；vt.键入，用键盘输入；用别针等固定；使与……符合或关联；使……与……共处，相安无事；用钥匙将汽车表面划坏；将（表面）弄粗糙；给（广告）加识别码；成为获得……的关键
duplicate cleaner───重复文件查找
duplicate ureters───重复输尿管
duplicate definition───重复定义
He gave me a duplicate key of his house.───他给了我另配了一套他房子的钥匙。
First have a duplicate key cut.───先去配把钥匙。
He let himself in with a duplicate key.───他用一把另配的钥匙打开门进去了。
He gave me a duplicate key of his house .───他给我另配了一套他房子的钥匙。
This could result in a significant decrease in performance should there be a large number of duplicate key values.───如果有大量重复键值，这可能会导致性能大幅降低。
A unique index , UNIQUE constraint, or PRIMARY KEY constraint cannot be created if duplicate key values exist in the data .───如果数据中存在重复的键值，则不能创建唯一索引、UNIQUE约束或PRIMARYKEY约束。
Creating a unique index guarantees that any attempt to duplicate key values fails.───创建唯一索引可以确保任何生成重复键值的尝试都会失败。
Specifies the error response to duplicate key values in a multiple-row insert operation on a unique clustered or unique nonclustered index.───指定对唯一聚集索引或唯一非聚集索引执行多行插入操作时出现重复键值的错误响应。
This option specifies the error response to duplicate key values in a multiple-row INSERT statement after the index has been created.───当索引创建后，此选项指定对操作多行的INSERT语句中所出现的重复键值错误的响应方式。
We'll have a duplicate key cut .