摘要:
ProblemYou need to improve performance whenaccessing data from a DataReader.Output for DataReaderTypedAccessors solution[代码] 阅读全文
摘要:
中文介绍:在一个连接下执行多重SQL命令ProblemYou need to execute multiple commandsusing a single connection.[代码] 阅读全文
摘要:
中文介绍:实现主从DataGridView同步显示效果如图:ProblemYou need to bind both a parent table andchild table within a DataSetto a pair ofDataGridViewcontrols so that the child data isdisplayed when a parent is selected.[... 阅读全文
摘要:
中文介绍:就是两个表之间的同步的显示,点击主表,子表同步更新。主要使用DataView、DataRowView、DataRelation等DataSet技术。 阅读全文