Jbuider里连oracle 数据库的问题
我的oracle驱动在Jbuider6里是配置好的/
在database和querydataset组件的connection和query对话框里测试也是成功的/
但我的sevlet就是连不上/显示:com.borland.dx.dataset.DataSetException: Operation failed. DataSet is not open.
at com.borland.dx.dataset.DataSetException.a(Unknown Source)
at com.borland.dx.dataset.DataSetException.dataSetNotOpen(Unknown Source)
at com.borland.dx.dataset.DataSet.l(Unknown Source)
at com.borland.dx.dataset.DataSet.first(Unknown Source)
可我的dataset明明是打开的啊/
queryDataSet1.open();
????????