public bool DeleteQuan(QuanDLdata ldl)
{
string sql = "DELETE FROM QuanDL Where MaQuan = @MaQuan";
SqlConnection con = dc.GetConnect();
try
{
con.Open();
cmd = new SqlCommand(sql, con);
cmd.Parameters.Add("@MaQuan", SqlDbType.NChar).Value = ldl.MaQuan;
cmd.ExecuteNonQuery();
con.Close();
}
catch (Exception e)
{
return(false);
}
return(true);
}
public bool UpDateQuan(QuanDLdata ldl)
{
try
{
SqlConnection con = dc.GetConnect();
con.Open();
string sql = "UPDATE QuanDL set TenQuan = @TenQuan where MaQuan = @MaQuan";
cmd = new SqlCommand(sql, con);
cmd.Parameters.Add("@MaQuan", SqlDbType.NChar).Value = ldl.MaQuan;
cmd.Parameters.Add("@TenQuan", SqlDbType.NVarChar).Value = ldl.TenQuan;
cmd.ExecuteNonQuery();
con.Close();
}
catch (Exception e)
{
return(false);
}
return(true);
}
public bool InserQuan(QuanDLdata ldl)
{
string sql = "Insert into QuanDL (MaQuan, TenQuan) Values(@MaQuan, @TenQuan)";
SqlConnection con = dc.GetConnect();
try
{
cmd = new SqlCommand(sql, con);
con.Open();
cmd.Parameters.Add("@MaQuan", SqlDbType.NChar).Value = ldl.MaQuan;
cmd.Parameters.Add("@TenQuan", SqlDbType.NVarChar).Value = ldl.TenQuan;
cmd.ExecuteNonQuery();
con.Close();
}
catch (Exception e)
{
return(false);
}
return(true);
}
public bool DeleteQuan(QuanDLdata q)
{
return(dataq.DeleteQuan(q));
}
public bool UpDateQuan(QuanDLdata q)
{
return(dataq.UpDateQuan(q));
}
public bool InsertQuan(QuanDLdata q)
{
return(dataq.InserQuan(q));
}
