Long data type(长数据型) Long data type(长数据型) 4位整型数,取值范围:-2,147,483,648~2,147,483,647。“&”定义符在Visual Basic中代表一个长数据。
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We do not want to return long, redundant data to clients or force developers and designers to type them over and over again.
我们不想将又长又累赘的数据返回给客户端,或者强制开发者和设计人员一遍又一遍的输入这些数据。
The CLOB data type is defined as a character large object capable of storing characters up to 2,147,483,647 long.
CLOB数据类型定义为最多能够存储2,147,483,647个字符的字符大对象。
For example, DB2 UDB federated servers do not support mappings for the data type of LONG VARCHAR.
例如,DB 2 udb联邦服务器不支持数据类型LONG VARCHAR的映射。
So might have been seen long and that might be correct on some servers, but very, very often the data type called "long" is actually 4 bytes.
你们有可能看到过long,那个在一些服务器上是正确的,但是非常,非常普遍的是,那个叫做“long“的数据类型,只占有4个字节。
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