variable length data meaning in Chinese

可变长度数据
可变长数据

If you specify a variable length data type , you must also specify the maximum
如果指定可变长度的数据类型，则必须也指定最大的
It limits the number of characters that are returned for the large variable length data types
限制为较大的可变长度数据类型返回的字符数：
Specifies whether to execute the query with the option that avoids truncation of large variable length data types
指定是否使用可避免截断大型可变长度数据类型（ varchar ( max )
A tagged message also has the space overhead of allocating variable length data elements to store the retrieved data values
带标记的消息还需要分配可变长度的数据元素来存储检索数据值而带来的空间开销。
The data objects are first digested a digest is fixed - length representation of a variable length data object and is created using an algorithm like sha - 1 and the resulting value is placed in an element with other information
。在这种攻击中，密码专家可以用某种方式选择加密的消息，并查看其加密后的版本。目的是确定用于解密消息的密钥。