Using this method, a connection is created each time you access the database from your program, thereby incurring a substantial processing overhead.
通过该方法，每当您从程序访问数据库时，都要创建连接，从而招致大量的处理开销。
From this foundation it is easy to interpret the following DPML program that creates an HTML page from a database in two requests.
有了这个基础就很容易解释下面的DPML程序了，该程序通过两个请求从数据库中创建一个html页面。
The Q Apply program updates a nickname at this server that is mapped to a table at the non-DB2 relational database.
Q Apply 程序在这台映射至非 DB2 关系数据库表的服务器上更新别名。
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