public bool XoaTrangBiThietBi(string matb)
{
TRANGBI_THIETBI tb = (from tbtb in db.TRANGBI_THIETBIs
where tbtb.MATB == matb
select tbtb).First();
db.TRANGBI_THIETBIs.DeleteOnSubmit(tb);
db.SubmitChanges();
return(true);
}
public bool themTrangBiThietBi(string matb, string maph, DateTime ngaytrangbi)
{
TRANGBI_THIETBI tbtb = new TRANGBI_THIETBI();
tbtb.MAPH = maph;
tbtb.MATB = matb;
tbtb.NGAYTRANGBI = ngaytrangbi;
db.TRANGBI_THIETBIs.InsertOnSubmit(tbtb);
db.SubmitChanges();
return(true);
}
public bool SuaTrangBiThietBi(string matb, string maph, DateTime ngaytrangbi)
{
TRANGBI_THIETBI tb = (from tbtb in db.TRANGBI_THIETBIs
where tbtb.MATB == matb
select tbtb).First();
tb.MAPH = maph;
tb.MAPH = matb;
tb.NGAYTRANGBI = ngaytrangbi;
db.SubmitChanges();
return(true);
}
