Good old-fashioned SQL still rules the database roost, though popular offerings in the NoSQL camp are closing the gap, while MySQL is the most popular of the whole bunch. The new 2019 Database Trends ...

客户要求使用VS2005 Crystal Report来完成水晶报表的制作,但有些要求. 客户使用Seagate Crystal设计水晶报表的时候可以生成一个SQL文件,这个文件包含了该报表所对应的数据源,而当报表设计完成后,他可以通过手动修改这个SQL文件同时在水晶报表RPT文件中增加和他向SQL ...

The hacker group LulzSec made headlines recently with its smash and grab data breaches against Sony, the U.S. Senate, Arizona’s Department of Public Security and PBS. But it turns out that attacks ...