绑定变量 (tied variables)这章涵盖了这一项有用技术中的所有要点，并更新了绑定文件句柄的方法，以及CPAN 库中的 Tiemodules模块列表。
The chapter on tied variables covers the essentials of this useful technique, and is updated with methods for tying a filehandle, and a list of Tie modules on CPAN.
当使用DBI->connect语句（语法如下）来创建一个数据库句柄 时，DBI模块会自动加载DBD::DB2驱动程序。
The DBI module automatically loads the DBD::DB2 driver when you create a database handle using the DBI->connect statement with the following syntax
DLL文件模块的句柄存放在堆栈中。
句柄标识被系统加载至内存区域的一中资源，在后面的模块将会专门的介绍句柄这种数据类型。
Handles refer to a resource that has been loaded into memory and will be discussed in another Module.
句柄标识被系统加载至内存区域的一中资源，在后面的模块将会专门的介绍句柄这种数据类型。
Handles refer to a resource that has been loaded into memory and will be discussed in another Module.
应用推荐