用SQLSERVER里的bcp命令或者bulkinsert命令也可以把dat文件导入数据表
用SQLSERVER里的bcp命令或者bulkinsert命令也可以把dat文件导入数据表 下面的内容的实验环境我是在SQLSERVER2005上面做的 之前在园子里看到两篇文章 《C# 读取纯真IP数据库QQWry.dat获取地区信息》 《C#如何读取QQ纯真IP数据库》 里面写了很多C#代码来读取纯
用SQLSERVER里的bcp命令或者bulkinsert命令也可以把dat文件导入数据表
下面的内容的实验环境我是在SQLSERVER2005上面做的
之前在园子里看到两篇文章
《C# 读取纯真IP数据库QQWry.dat获取地区信息》
《C#如何读取QQ纯真IP数据库》
里面写了很多C#代码来读取纯真ip数据库里的数据，纯真ip地址数据库实际上就一个dat文件，网站空间，用到的代码有多复杂，进制转换，什么块操作，移位
万一数据库改变了，这些代码就不能用了
我发现QQ也是使用这个ip地址数据库的，所以QQ也是经常不断更新升级，替换这个dat文件，香港服务器，才能准确显示出你的登录地址
纯真ip地址数据库：qqwry.dat
纯真ip地址数据库下载:
将索引区字节块中的起始IP转换成Long数组 [] BlockToArray(byte[] ipBlock) 6 { [ipBlock.Length / 7]; 8 int ipIndex = 0; [8]; 10 for (int i = 0; i 7) 11 { 12 Array.Copy(ipBlock, i, temp, 0, 4); 13 ipArray[ipIndex] = BitConverter.ToInt64(temp, 0); 14 ipIndex++; 15 } 16 return ipArray; 17 } ，美国空间
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