C#操作DB2基类基类调用如下DB2Helperdb2=newDB2Helper();DB2Connectioncon=db2.GetConn();DB2Commandcmd=con.CreateCommand();cmd.CommandText="{CALLCHAXUN.BIG_CASH_TRADE(?,?)}";DB2Parameterp1=cmd.CreateParameter();p1.Value=GetBindPartyNum(ddlPartyNum);p1.DB