//插入操作
public int InsertId_Card(Id_CardEntity t_Id_Card)
{
//定义插入数据的参数数组
SqlParameter[] p=new SqlParameter[]{
new SqlParameter("@User_id",t_Id_Card.User_id),
new SqlParameter("@User_name",t_Id_Card.User_name),
new SqlParameter("@User_id_card",t_Id_Card.User_id_card),
new SqlParameter("@User_phone_num",t_Id_Card.User_phone_num),
new SqlParameter("@User_pic_path",t_Id_Card.User_pic_path),
new SqlParameter("@Teacher_id",t_Id_Card.Teacher_id)
};
int i=SqlDBHelp.GetExecute("insert into Id_Card values (@User_id,@User_name,@User_id_card,@User_phone_num,@User_pic_path,@Teacher_id)", p) ;
return i;
}
//根据外键进行查询
public IList<Id_CardEntity> GetAllId_CardByuser_id(int t_user_id)
{
IList<Id_CardEntity> t_Id_Cards = new List<Id_CardEntity>();
SqlDataReader sdr = null;
using(sdr=SqlDBHelp.GetReader("select * from Id_Card where user_id="+t_user_id))
{
while(sdr.Read())
{
Id_CardEntity t_Id_Card= new Id_CardEntity();
t_Id_Card.User_id=(int)sdr.GetValue(0);
t_Id_Card.User_name=(string)sdr.GetValue(1);
t_Id_Card.User_id_card=(string)sdr.GetValue(2);
t_Id_Card.User_phone_num=(int)sdr.GetValue(3);
t_Id_Card.User_pic_path=(string)sdr.GetValue(4);
t_Id_Card.Teacher_id=(int)sdr.GetValue(5);
t_Id_Cards.Add(t_Id_Card);
}
sdr.Close();
}
return t_Id_Cards;
}
public Id_CardEntity SelectId_CardByID(string t_user_id_card)
{
Id_CardEntity t_Id_Card= new Id_CardEntity();
SqlDataReader sdr=null;
using(sdr=SqlDBHelp.GetReader("select * from Id_Card where user_id_card="+t_user_id_card))
{
if(sdr.Read())
{
t_Id_Card.User_id=(int)sdr.GetValue(0);
t_Id_Card.User_name=(string)sdr.GetValue(1);
t_Id_Card.User_id_card=(string)sdr.GetValue(2);
t_Id_Card.User_phone_num=(int)sdr.GetValue(3);
t_Id_Card.User_pic_path=(string)sdr.GetValue(4);
t_Id_Card.Teacher_id=(int)sdr.GetValue(5);
}
}
sdr.Close();
return t_Id_Card;
}
public int UpdateId_Card(Id_CardEntity t_Id_Card)
{
SqlParameter[] p=new SqlParameter[]{
new SqlParameter("@User_id",t_Id_Card.User_id),
new SqlParameter("@User_name",t_Id_Card.User_name),
new SqlParameter("@User_id_card",t_Id_Card.User_id_card),
new SqlParameter("@User_phone_num",t_Id_Card.User_phone_num),
new SqlParameter("@User_pic_path",t_Id_Card.User_pic_path),
new SqlParameter("@Teacher_id",t_Id_Card.Teacher_id)
};
int i=SqlDBHelp.GetExecute("update Id_Card set user_name=@User_name,user_id_card=@User_id_card,user_phone_num=@User_phone_num,user_pic_path=@User_pic_path,teacher_id=@Teacher_id where user_id_card=@User_id_card", p) ;
return i;
}
//插入操作
public static int InsertId_Card(Id_CardEntity t_Id_Card)
{
int i=-1;
//定义插入数据的参数数组
try
{
i=dal.InsertId_Card(t_Id_Card);
}
catch(Exception ex)
{
throw new Exception(ex.Message);
}
return i;
}
