传入实体执行（可添加 修改 删除）事务。
IDbHelper
dbHelper = new OracleHelper(ConfigHelper.GetConfigString("BusinessDbConnection"));
bool result
= true; try { dbHelper.BeginTransaction(); //主表 TE_AREAManager
manager = new TE_AREAManager(dbHelper,
userInfo); TE_AREAEntity
tE_AREAEntity = manager.GetObject(dbHelper.SqlSafe(eatxtAREA_ID)); manager.Delete(tE_AREAEntity);//子表 TE_AREA_SUBManager
submanager = new TE_AREA_SUBManager(dbHelper,
userInfo); TE_AREA_SUBEntity
tE_AREA_SUBEntity = submanager.GetObject(dbHelper.SqlSafe(eatxtAREA_ID)); submanager.Delete(tE_AREA_SUBEntity);//事务提交 dbHelper.CommitTransaction(); } catch(Exception
ex) {//事务回滚 dbHelper.RollbackTransaction(); result=false; }可以传入sql语句执行事务IDbHelper
dbHelper = new OracleHelper(ConfigHelper.GetConfigString("BusinessDbConnection")); bool result
= true; try { dbHelper.BeginTransaction(); string commandText
= "
DELETE FROM TE_AREA WHERE ID=" +
dbHelper.SqlSafe(id); dbHelper.ExecuteNonQuery(sqlString); commandText
= "
DELETE FROM TE_AREA_SUB WHERE ID=" +
dbHelper.SqlSafe(id); dbHelper.ExecuteNonQuery(commandText); dbHelper.CommitTransaction(); } catch(Exception
ex) { dbHelper.RollbackTransaction(); result=false; } 还可以同时传入实体，SQL语句IDbHelper
dbHelper = new OracleHelper(ConfigHelper.GetConfigString("BusinessDbConnection")); bool result
= true; try { dbHelper.BeginTransaction(); //主表 TE_AREAManager
manager = new TE_AREAManager(dbHelper,
userInfo); TE_AREAEntity
tE_AREAEntity = manager.GetObject(dbHelper.SqlSafe(eatxtAREA_ID)); manager.Delete(tE_AREAEntity); //子表 TE_AREA_SUBManager
submanager = new TE_AREA_SUBManager(dbHelper,
userInfo); TE_AREA_SUBEntity
tE_AREA_SUBEntity = submanager.GetObject(dbHelper.SqlSafe(eatxtAREA_ID)); submanager.Delete(tE_AREA_SUBEntity);
//执行SQL语句
string commandText
= "
DELETE FROM JINTIANDA WHERE ID=" +
dbHelper.SqlSafe(id);
dbHelper.ExecuteNonQuery(commandText); //事务提交 dbHelper.CommitTransaction(); } catch(Exception
ex) { //事务回滚 dbHelper.RollbackTransaction(); result=false; }原文：http://blog.csdn.net/yanjiaye520/article/details/24348915