public bool Them(string MaLop, string TenLop, string NienKhoa, int SiSo, string GiaoVienChuNhiem)
{
try
{
List <LopDTO> dsLop = new List <LopDTO>();
KetNoiCoSoDuLieu.MoKetNoi();
String sqlInsert = "insert into Lop values(@MaLop, @TenLop, @NienKhoa,@SiSo,@GiaoVienChuNhiem)";
SqlCommand cmd = new SqlCommand(sqlInsert, KetNoiCoSoDuLieu.KetNoi);
cmd.Parameters.AddWithValue("@MaLop", SqlDbType.NVarChar).Value = MaLop;
cmd.Parameters.AddWithValue("@TenLop", SqlDbType.NVarChar).Value = TenLop;
cmd.Parameters.AddWithValue("@NienKhoa", SqlDbType.NVarChar).Value = NienKhoa;
cmd.Parameters.AddWithValue("@SiSo", SqlDbType.Int).Value = SiSo;
cmd.Parameters.AddWithValue("@GiaoVienChuNhiem", SqlDbType.NVarChar).Value = GiaoVienChuNhiem;
if (cmd.ExecuteNonQuery() > 0)
{
return(true);
}
}
catch (Exception)
{
return(false);
}
finally
{
KetNoiCoSoDuLieu.DongKetNoi();
}
return(false);
}
public bool Sua(string MaLop, string TenLop, string NienKhoa, int SiSo, string GiaoVienChuNhiem)
{
try
{
List <LopDTO> dsLop = new List <LopDTO>();
KetNoiCoSoDuLieu.MoKetNoi();
String sqlUpdate = "update Lop set TenLop=@TenLop, NienKhoa=@NienKhoa,SiSo=@SiSo,GiaoVienChuNhiem=@GiaoVienChuNhiem where MaLop=@MaLop";
SqlCommand cmd = new SqlCommand(sqlUpdate, KetNoiCoSoDuLieu.KetNoi);
cmd.Parameters.AddWithValue("@MaLop", SqlDbType.NVarChar).Value = MaLop;
cmd.Parameters.AddWithValue("@TenLop", SqlDbType.NVarChar).Value = TenLop;
cmd.Parameters.AddWithValue("@NienKhoa", SqlDbType.NVarChar).Value = NienKhoa;
cmd.Parameters.AddWithValue("@SiSo", SqlDbType.Int).Value = SiSo;
cmd.Parameters.AddWithValue("@GiaoVienChuNhiem", SqlDbType.NVarChar).Value = GiaoVienChuNhiem;
if (cmd.ExecuteNonQuery() > 0)
{
return(true);
}
}
catch (Exception)
{
return(false);
}
finally
{
KetNoiCoSoDuLieu.DongKetNoi();
}
return(false);
}
public bool Them(string MaHocSinh, string HoTen, string NgaySinh, string GioiTinh, string DiaChi,
float DiemVaoTruong, string HoTenBoMe, string SoDienthoai, string MaLop)
{
try
{
List <HoSoHocSinhDTO> hshs = new List <HoSoHocSinhDTO>();
KetNoiCoSoDuLieu.MoKetNoi();
String sqlInsert = "insert into HoSoHocSinh values(@MaHocSinh, @HoTen, @NgaySinh, @GioiTinh, @DiaChi, @DiemVaoTruong, @HoTenBoMe, @SoDienthoai, @MaLop)";
SqlCommand cmd = new SqlCommand(sqlInsert, KetNoiCoSoDuLieu.KetNoi);
cmd.Parameters.AddWithValue("@MaHocSinh", SqlDbType.NVarChar).Value = MaHocSinh;
cmd.Parameters.AddWithValue("@HoTen", SqlDbType.NVarChar).Value = HoTen;
cmd.Parameters.AddWithValue("@NgaySinh", SqlDbType.NVarChar).Value = NgaySinh;
cmd.Parameters.AddWithValue("@GioiTinh", SqlDbType.NVarChar).Value = GioiTinh;
cmd.Parameters.AddWithValue("@DiaChi", SqlDbType.NVarChar).Value = DiaChi;
cmd.Parameters.AddWithValue("@DiemVaoTruong", SqlDbType.Float).Value = DiemVaoTruong;
cmd.Parameters.AddWithValue("@HoTenBoMe", SqlDbType.NVarChar).Value = HoTenBoMe;
cmd.Parameters.AddWithValue("@SoDienthoai", SqlDbType.NVarChar).Value = SoDienthoai;
cmd.Parameters.AddWithValue("@MaLop", SqlDbType.NVarChar).Value = MaLop;
if (cmd.ExecuteNonQuery() > 0)
{
return(true);
}
}
catch (Exception)
{
return(false);
}
finally
{
KetNoiCoSoDuLieu.DongKetNoi();
}
return(false);
}
public bool Sua(string MaHocSinh, string Hoten, string NgaySinh, string GioiTinh, string DiaChi,
float DiemVaoTruong, string HoTenBoMe, string SoDienthoai, string MaLop)
{
try
{
List <HoSoHocSinhDTO> hshs = new List <HoSoHocSinhDTO>();
KetNoiCoSoDuLieu.MoKetNoi();
String sqlUpdate = "update HoSoHocSinh set MaHocSinh=@ma, HoTen=@ten, NgaySinh= @ns, GioiTinh=@gt, DiaChi=@dc, DiemVaoTruong=@diemvt, HoTenBoMe=@tenbm, SoDienThoai=@sdt, MaLop=@malop where MaHocSinh=@ma";
SqlCommand cmd = new SqlCommand(sqlUpdate, KetNoiCoSoDuLieu.KetNoi);
cmd.Parameters.AddWithValue("@ma", SqlDbType.NVarChar).Value = MaHocSinh;
cmd.Parameters.AddWithValue("@ten", SqlDbType.NVarChar).Value = Hoten;
cmd.Parameters.AddWithValue("@ns", SqlDbType.NVarChar).Value = NgaySinh;
cmd.Parameters.AddWithValue("@gt", SqlDbType.NVarChar).Value = GioiTinh;
cmd.Parameters.AddWithValue("@dc", SqlDbType.NVarChar).Value = DiaChi;
cmd.Parameters.AddWithValue("@diemvt", SqlDbType.Float).Value = DiemVaoTruong;
cmd.Parameters.AddWithValue("@tenbm", SqlDbType.NVarChar).Value = HoTenBoMe;
cmd.Parameters.AddWithValue("@sdt", SqlDbType.NVarChar).Value = SoDienthoai;
cmd.Parameters.AddWithValue("@malop", SqlDbType.NVarChar).Value = MaLop;
if (cmd.ExecuteNonQuery() > 0)
{
return(true);
}
}
catch (Exception)
{
return(false);
}
finally
{
KetNoiCoSoDuLieu.DongKetNoi();
}
return(false);
}
public bool Sua(string MaCanBoGiaoVien, string HoTen, string DiaChi, string SoDienthoai, string TaiKhoan, string MatKhau, string LoaiTaiKhoan)
{
try
{
List <CanBoGiaoVienDTO> cbgv = new List <CanBoGiaoVienDTO>();
KetNoiCoSoDuLieu.MoKetNoi();
String sqlUpdate = "update CanBoGiaoVien set MaCanBoGiaoVien=@MaCanBoGiaoVien, HoTen=@HoTen, DiaChi= @DiaChi, SoDienthoai=@SoDienthoai, TaiKhoan=@TaiKhoan, MatKhau=@MatKhau, LoaiTaihoan=@LoaiTaiKhoan where MaCanBoGiaoVien=@MaCanBoGiaoVien";
SqlCommand cmd = new SqlCommand(sqlUpdate, KetNoiCoSoDuLieu.KetNoi);
cmd.Parameters.AddWithValue("@MaCanBoGiaoVien", SqlDbType.NVarChar).Value = MaCanBoGiaoVien;
cmd.Parameters.AddWithValue("@HoTen", SqlDbType.NVarChar).Value = HoTen;
cmd.Parameters.AddWithValue("@DiaChi", SqlDbType.NVarChar).Value = DiaChi;
cmd.Parameters.AddWithValue("@SoDienthoai", SqlDbType.NVarChar).Value = SoDienthoai;
cmd.Parameters.AddWithValue("@TaiKhoan", SqlDbType.NVarChar).Value = TaiKhoan;
cmd.Parameters.AddWithValue("@MatKhau", SqlDbType.NVarChar).Value = MatKhau;
cmd.Parameters.AddWithValue("@LoaiTaiKhoan", SqlDbType.NVarChar).Value = LoaiTaiKhoan;
if (cmd.ExecuteNonQuery() > 0)
{
return(true);
}
}
catch (Exception)
{
return(false);
}
finally
{
KetNoiCoSoDuLieu.DongKetNoi();
}
return(false);
}
public List <HoSoHocSinhDTO> LayBangHoSoHocSinh()
{
List <HoSoHocSinhDTO> ds = new List <HoSoHocSinhDTO>();
KetNoiCoSoDuLieu.MoKetNoi();
string sqlSELECT = "SELECT * FROM HoSoHocSinh";
SqlCommand cmd = new SqlCommand(sqlSELECT, KetNoiCoSoDuLieu.KetNoi);
SqlDataReader dr = cmd.ExecuteReader();
while (dr.Read())
{
HoSoHocSinhDTO hshs = new HoSoHocSinhDTO(
dr["MaHocSinh"].ToString(),
dr["HoTen"].ToString(),
dr["NgaySinh"].ToString(),
dr["GioiTinh"].ToString(),
dr["DiaChi"].ToString(),
Convert.ToInt32(dr["DiemVaoTruong"]),
dr["HoTenBoMe"].ToString(),
dr["SoDienThoai"].ToString(),
dr["MaLop"].ToString());
ds.Add(hshs);
}
KetNoiCoSoDuLieu.DongKetNoi();
return(ds);
}
public bool Them(string MaCanBoGiaoVien, string HoTen, string DiaChi, string SoDienthoai, string TaiKhoan, string MatKhau, string LoaiTaiKhoan)
{
try
{
List <CanBoGiaoVienDTO> cbgv = new List <CanBoGiaoVienDTO>();
KetNoiCoSoDuLieu.MoKetNoi();
String sqlInsert = "insert into CanBoGiaoVien values(@MaCanBoGiaoVien, @HoTen, @DiaChi, @SoDienthoai, @TaiKhoan, @MatKhau, @LoaiTaiKhoan)";
SqlCommand cmd = new SqlCommand(sqlInsert, KetNoiCoSoDuLieu.KetNoi);
cmd.Parameters.AddWithValue("@MaCanBoGiaoVien", SqlDbType.NVarChar).Value = MaCanBoGiaoVien;
cmd.Parameters.AddWithValue("@HoTen", SqlDbType.NVarChar).Value = HoTen;
cmd.Parameters.AddWithValue("@DiaChi", SqlDbType.NVarChar).Value = DiaChi;
cmd.Parameters.AddWithValue("@SoDienthoai", SqlDbType.NVarChar).Value = SoDienthoai;
cmd.Parameters.AddWithValue("@TaiKhoan", SqlDbType.NVarChar).Value = TaiKhoan;
cmd.Parameters.AddWithValue("@MatKhau", SqlDbType.NVarChar).Value = MatKhau;
cmd.Parameters.AddWithValue("@LoaiTaiKhoan", SqlDbType.NVarChar).Value = LoaiTaiKhoan;
if (cmd.ExecuteNonQuery() > 0)
{
return(true);
}
}
catch (Exception)
{
return(false);
}
finally
{
KetNoiCoSoDuLieu.DongKetNoi();
}
return(false);
}
public bool Sua(string MaMon, string TenMon, int SoTiet)
{
try
{
List <MonHocDTO> dsMonHoc = new List <MonHocDTO>();
KetNoiCoSoDuLieu.MoKetNoi();
String sqlUpdate = "update MonHoc set TenMon=@TenMon, SoTiet=@SoTiet where MaMon=@MaMon";
SqlCommand cmd = new SqlCommand(sqlUpdate, KetNoiCoSoDuLieu.KetNoi);
cmd.Parameters.AddWithValue("@MaMon", SqlDbType.NVarChar).Value = MaMon;
cmd.Parameters.AddWithValue("@TenMon", SqlDbType.NVarChar).Value = TenMon;
cmd.Parameters.AddWithValue("@SoTiet", SqlDbType.Int).Value = SoTiet;
if (cmd.ExecuteNonQuery() > 0)
{
return(true);
}
}
catch (Exception)
{
return(false);
}
finally
{
KetNoiCoSoDuLieu.DongKetNoi();
}
return(false);
}
public void XoaNV(string ma)
{
KetNoiCoSoDuLieu.Moketnoi();
string sqlsl2 = "SELECT MaHoaDon FROM HoaDon WHERE MaNhanVien='" + ma + "'";
SqlCommand cmd2 = new SqlCommand(sqlsl2, KetNoiCoSoDuLieu.chuoiketnoi);
SqlDataReader dr = cmd2.ExecuteReader();
DataTable tb = new DataTable();
tb.Load(dr);
KetNoiCoSoDuLieu.Dongketnoi();
for (int i = 0; i < tb.Rows.Count; i++)
{
KetNoiCoSoDuLieu.Moketnoi();
string sqlsl = "DELETE FROM HoaDonChiTiet WHERE MaHoaDon='" + tb.Rows[i]["MaHoaDon"].ToString() + "'";
SqlCommand cmd = new SqlCommand(sqlsl, KetNoiCoSoDuLieu.chuoiketnoi);
cmd.ExecuteNonQuery();
KetNoiCoSoDuLieu.Dongketnoi();
}
KetNoiCoSoDuLieu.Moketnoi();
string sqlsl3 = "DELETE FROM HoaDon WHERE MaNhanVien='" + ma + "'";
SqlCommand cmd3 = new SqlCommand(sqlsl3, KetNoiCoSoDuLieu.chuoiketnoi);
cmd3.ExecuteNonQuery();
KetNoiCoSoDuLieu.Dongketnoi();
KetNoiCoSoDuLieu.Moketnoi();
string sqlsl4 = "DELETE FROM NhanVien WHERE MaNhanVien='" + ma + "'";
SqlCommand cmd4 = new SqlCommand(sqlsl4, KetNoiCoSoDuLieu.chuoiketnoi);
cmd4.ExecuteNonQuery();
KetNoiCoSoDuLieu.Dongketnoi();
}
public bool Them(string MaMon, string TenMon, int SoTiet)
{
try
{
List <MonHocDTO> dsMonHoc = new List <MonHocDTO>();
KetNoiCoSoDuLieu.MoKetNoi();
String sqlInsert = "insert into MonHoc values(@MaMon, @TenMon, @SoTiet)";
SqlCommand cmd = new SqlCommand(sqlInsert, KetNoiCoSoDuLieu.KetNoi);
cmd.Parameters.AddWithValue("@MaMon", SqlDbType.NVarChar).Value = MaMon;
cmd.Parameters.AddWithValue("@TenMon", SqlDbType.NVarChar).Value = TenMon;
cmd.Parameters.AddWithValue("@SoTiet", SqlDbType.Int).Value = SoTiet;
if (cmd.ExecuteNonQuery() > 0)
{
return(true);
}
}
catch (Exception)
{
return(false);
}
finally
{
KetNoiCoSoDuLieu.DongKetNoi();
}
return(false);
}
public void SuaLSG(string ma, string ten, string dg, string sl, string ncc)
{
KetNoiCoSoDuLieu.Moketnoi();
string sqlsl = "UPDATE LichSuGia SET NgayKetThuc='" + dg + "', DonGia='" + sl + "', NgayCapNhat='" + ncc + "' WHERE MaHang='" + ma + "' AND NgayBatDau='" + ten + "'";
SqlCommand cmd = new SqlCommand(sqlsl, KetNoiCoSoDuLieu.chuoiketnoi);
cmd.ExecuteNonQuery();
KetNoiCoSoDuLieu.Dongketnoi();
}
public void XoaHDCT(string ma, string ten)
{
KetNoiCoSoDuLieu.Moketnoi();
string sqlsl = "DELETE FROM HoaDonChiTiet WHERE MaHoaDon='" + ma + "' AND MaHang='" + ten + "'";
SqlCommand cmd = new SqlCommand(sqlsl, KetNoiCoSoDuLieu.chuoiketnoi);
cmd.ExecuteNonQuery();
KetNoiCoSoDuLieu.Dongketnoi();
}
public void SuaLoaiHang(string ma, string ten, string gc)
{
KetNoiCoSoDuLieu.Moketnoi();
string sqlsl = "UPDATE LoaiHang SET TenLoai='" + ten + "', GhiChu='" + gc + "' WHERE MaLoai='" + ma + "'";
SqlCommand cmd = new SqlCommand(sqlsl, KetNoiCoSoDuLieu.chuoiketnoi);
cmd.ExecuteNonQuery();
KetNoiCoSoDuLieu.Dongketnoi();
}
public void SuaNCC(string ma, string ten, string dg, string sl)
{
KetNoiCoSoDuLieu.Moketnoi();
string sqlsl = "UPDATE NhaCungCap SET TenNhaCungCap='" + ten + "', DiaChi='" + dg + "', SoDienThoai='" + sl + "' WHERE MaNhaCungCap='" + ma + "'";
SqlCommand cmd = new SqlCommand(sqlsl, KetNoiCoSoDuLieu.chuoiketnoi);
cmd.ExecuteNonQuery();
KetNoiCoSoDuLieu.Dongketnoi();
}
public void SuaHang(string ma, string ten, string dvt, string dg, string sl)
{
KetNoiCoSoDuLieu.Moketnoi();
string sqlsl = "UPDATE Hang SET TenSanPham='" + ten + "', DonGia='" + dg + "', SoLuong='" + sl + "', DonViTinh='" + dvt + "' WHERE MaSanPham='" + ma + "'";
SqlCommand cmd = new SqlCommand(sqlsl, KetNoiCoSoDuLieu.chuoiketnoi);
cmd.ExecuteNonQuery();
KetNoiCoSoDuLieu.Dongketnoi();
}
public void SuaHDCT(string ma, string ten, string gc)
{
KetNoiCoSoDuLieu.Moketnoi();
string sqlsl = "UPDATE HoaDonChiTiet SET SoLuong='" + gc + "' WHERE MaHoaDon='" + ma + "' AND MaHang='" + ten + "'";
SqlCommand cmd = new SqlCommand(sqlsl, KetNoiCoSoDuLieu.chuoiketnoi);
cmd.ExecuteNonQuery();
KetNoiCoSoDuLieu.Dongketnoi();
}
public void SuaKH(string ma, string ten, string dg, string sl)
{
KetNoiCoSoDuLieu.Moketnoi();
string sqlsl = "UPDATE KhachHang SET HoTen='" + ten + "', DiaChi='" + dg + "', SoDienThoai='" + sl + "' WHERE MaKhachHang='" + ma + "'";
SqlCommand cmd = new SqlCommand(sqlsl, KetNoiCoSoDuLieu.chuoiketnoi);
cmd.ExecuteNonQuery();
KetNoiCoSoDuLieu.Dongketnoi();
}
public void SuaHD(string ma, string ten, string dg, string sl)
{
KetNoiCoSoDuLieu.Moketnoi();
string sqlsl = "UPDATE HoaDon SET MaKhachHang='" + ten + "', NgayLap='" + dg + "', MaNhanVien='" + sl + "' WHERE MaHoaDon='" + ma + "'";
SqlCommand cmd = new SqlCommand(sqlsl, KetNoiCoSoDuLieu.chuoiketnoi);
cmd.ExecuteNonQuery();
KetNoiCoSoDuLieu.Dongketnoi();
}
public void XoaLSG(string ma, string nbd)
{
KetNoiCoSoDuLieu.Moketnoi();
string sqlsl = "DELETE FROM LichSuGia WHERE MaHang='" + ma + "' AND NgayBatDau='" + nbd + "'";
SqlCommand cmd = new SqlCommand(sqlsl, KetNoiCoSoDuLieu.chuoiketnoi);
cmd.ExecuteNonQuery();
KetNoiCoSoDuLieu.Dongketnoi();
}
public void XoaNV(string ma)
{
KetNoiCoSoDuLieu.Moketnoi();
string sqlsl = "DELETE FROM NhanVien WHERE MaNhanVien='" + ma + "'";
SqlCommand cmd = new SqlCommand(sqlsl, KetNoiCoSoDuLieu.chuoiketnoi);
cmd.ExecuteNonQuery();
KetNoiCoSoDuLieu.Dongketnoi();
}
public DataTable doimk(String taikhoan2, String mkcu)
{
KetNoiCoSoDuLieu.MoKetNoi();
SqlDataAdapter ASDF = new SqlDataAdapter("SELECT COUNT(*) FROM CanBoGiaoVien WHERE TaiKhoan='" + taikhoan2 + "' AND MatKhau='" + mkcu + "'", KetNoiCoSoDuLieu.KetNoi);
DataTable dt = new DataTable();
ASDF.Fill(dt);
KetNoiCoSoDuLieu.DongKetNoi();
return(dt);
}
public DataTable LayLoaiTK()
{
KetNoiCoSoDuLieu.MoKetNoi();
DataTable dt = new DataTable();
String sql = "SELECT DISTINCT LoaiTaiKhoan FROM CanBoGiaoVien ORDER BY LoaiTaiKhoan ";
SqlDataAdapter da = new SqlDataAdapter(sql, KetNoiCoSoDuLieu.KetNoi);
da.Fill(dt);
KetNoiCoSoDuLieu.DongKetNoi();
return(dt);
}
public DataTable LayGT()
{
KetNoiCoSoDuLieu.MoKetNoi();
DataTable dt = new DataTable();
String sql = "SELECT DISTINCT GioiTinh FROM HoSoHocSinh ORDER BY GioiTinh ";
SqlDataAdapter da = new SqlDataAdapter(sql, KetNoiCoSoDuLieu.KetNoi);
da.Fill(dt);
KetNoiCoSoDuLieu.DongKetNoi();
return(dt);
}
public DataTable XemDSPhanCongGiangDayTheoMon(string TenMon)
{
DataTable dt = new DataTable();
KetNoiCoSoDuLieu.MoKetNoi();
String sqlFind1 = string.Format("select Lop.MaLop as 'Mã Lớp',Lop.TenLop as 'Tên Lớp',CanBoGiaoVien.MaCanBoGiaoVien as 'Mã CBGV', CanBoGiaoVien.HoTen as 'Họ Tên', CanBoGiaoVien.SoDienthoai as 'SĐT', PhanCongGiangDay.NgayPhanCong as 'Ngày PhCông' from PhanCongGiangDay inner join CanBoGiaoVien on PhanCongGiangDay.MaCanBoGiaoVien= CanBoGiaoVien.MaCanBoGiaoVien inner join MonHoc on PhanCongGiangDay.MaMon= MonHoc.MaMon inner join Lop on PhanCongGiangDay.MaLop= Lop.MaLop where TenMon like'" + TenMon + "%' ");
SqlDataAdapter da = new SqlDataAdapter(sqlFind1, KetNoiCoSoDuLieu.KetNoi);
da.Fill(dt);
KetNoiCoSoDuLieu.DongKetNoi();
return(dt);
}
public DataTable DSPhanCongGiangDay(string TenLop)
{
DataTable dt = new DataTable();
KetNoiCoSoDuLieu.MoKetNoi();
String sqlFind = string.Format("select MonHoc.TenMon, CanBoGiaoVien.MaCanBoGiaoVien , CanBoGiaoVien.HoTen , CanBoGiaoVien.SoDienthoai , PhanCongGiangDay.NgayPhanCong from PhanCongGiangDay inner join CanBoGiaoVien on PhanCongGiangDay.MaCanBoGiaoVien= CanBoGiaoVien.MaCanBoGiaoVien inner join MonHoc on PhanCongGiangDay.MaMon= MonHoc.MaMon inner join Lop on PhanCongGiangDay.MaLop= Lop.MaLop where TenLop like'" + TenLop + "%' ");
SqlDataAdapter da = new SqlDataAdapter(sqlFind, KetNoiCoSoDuLieu.KetNoi);
da.Fill(dt);
KetNoiCoSoDuLieu.DongKetNoi();
return(dt);
}
public DataTable layLopPhanCongTheoGv(string TaiKhoan)
{
DataTable dt = new DataTable();
KetNoiCoSoDuLieu.MoKetNoi();
String sqlFind3 = string.Format("select DISTINCT Lop.MaLop, MonHoc.MaMon, Lop.TenLop, MonHoc.TenMon from PhanCongGiangDay inner join CanBoGiaoVien on PhanCongGiangDay.MaCanBoGiaoVien= CanBoGiaoVien.MaCanBoGiaoVien inner join MonHoc on PhanCongGiangDay.MaMon= MonHoc.MaMon inner join Lop on PhanCongGiangDay.MaLop= Lop.MaLop where TaiKhoan like'" + TaiKhoan + "%' order by MaLop, MaMon");
SqlDataAdapter da = new SqlDataAdapter(sqlFind3, KetNoiCoSoDuLieu.KetNoi);
da.Fill(dt);
KetNoiCoSoDuLieu.DongKetNoi();
return(dt);
}
public DataTable XemDSPhanCongGiangDayTheoGv(string TenGV)
{
DataTable dt = new DataTable();
KetNoiCoSoDuLieu.MoKetNoi();
String sqlFind2 = string.Format("select Lop.MaLop as 'Mã Lớp' ,Lop.TenLop as 'Tên Lớp' , MonHoc.MaMon as 'Mã Môn', MonHoc.TenMon as 'Tên Môn', PhanCongGiangDay.NgayPhanCong as 'Ngày PhCông' from PhanCongGiangDay inner join CanBoGiaoVien on PhanCongGiangDay.MaCanBoGiaoVien= CanBoGiaoVien.MaCanBoGiaoVien inner join MonHoc on PhanCongGiangDay.MaMon= MonHoc.MaMon inner join Lop on PhanCongGiangDay.MaLop= Lop.MaLop where HoTen like'" + TenGV + "%' ");
SqlDataAdapter da = new SqlDataAdapter(sqlFind2, KetNoiCoSoDuLieu.KetNoi);
da.Fill(dt);
KetNoiCoSoDuLieu.DongKetNoi();
return(dt);
}
public DataTable XemHang(string ma)
{
KetNoiCoSoDuLieu.Moketnoi();
string sqlsl = "SELECT * FROM Hang WHERE MaSanPham='" + ma + "'";
SqlCommand cmd = new SqlCommand(sqlsl, KetNoiCoSoDuLieu.chuoiketnoi);
SqlDataReader dr = cmd.ExecuteReader();
DataTable tb = new DataTable();
tb.Load(dr);
KetNoiCoSoDuLieu.Dongketnoi();
return(tb);
}
public DataTable DSHocSinh(string MaLop, string MaMon)
{
DataTable dt = new DataTable();
KetNoiCoSoDuLieu.MoKetNoi();
String sqlFind = string.Format("select HoSoHocSinh.MaHocSinh,HoSoHocSinh.HoTen, Diem.DiemTB_Ky1,Diem.DiemTB_Ky2 from Diem inner join HoSoHocSinh on Diem.MaHocSinh= HoSoHocSinh.MaHocSinh inner join PhanCongGiangDay on Diem.MaMonHoc= PhanCongGiangDay.MaMon inner join MonHoc on Diem.MaMonHoc= MonHoc.MaMon where PhanCongGiangDay.MaLop like'" + MaLop + "%' and PhanCongGiangDay.MaMon like'" + MaMon + "%' ");
SqlDataAdapter da = new SqlDataAdapter(sqlFind, KetNoiCoSoDuLieu.KetNoi);
da.Fill(dt);
KetNoiCoSoDuLieu.DongKetNoi();
return(dt);
}
public DataTable TimKiem1(string TenMon)
{
DataTable dt = new DataTable();
KetNoiCoSoDuLieu.MoKetNoi();
String sqlFind = string.Format("select MaMon,TenMon,SoTiet from MonHoc where TenMon like '" + TenMon + "%' ");
SqlDataAdapter da = new SqlDataAdapter(sqlFind, KetNoiCoSoDuLieu.KetNoi);
da.Fill(dt);
KetNoiCoSoDuLieu.DongKetNoi();
return(dt);
}
