public Boolean setinfo(string _tenban, string _tinhtrang, string _khuvuc) {
string query = string.Format("INSERT INTO ban (tenban, tinhtrang, khuvuc) VALUES ('"+_tenban+"', "+_tinhtrang+", "+_khuvuc+")");
try{
con = new DbConnection();
con.openConnection();
}
catch (SqlException e) { }
return con.executeQuery(query);
}
public Boolean updatetinhtranban(string _tinhtrang, string _maban) {
string query = string.Format("UPDATE ban SET tinhtrang=" + _tinhtrang + " WHERE maban="+ _maban);
try
{
con = new DbConnection();
con.openConnection();
}
catch (SqlException e) { }
return con.executeQuery(query);
}
public Boolean setinfo(string _tenban, string _tinhtrang, string _khuvuc)
{
string query = string.Format("INSERT INTO ban (tenban, tinhtrang, khuvuc) VALUES ('" + _tenban + "', " + _tinhtrang + ", " + _khuvuc + ")");
try{
con = new DbConnection();
con.openConnection();
}
catch (SqlException e) { }
return(con.executeQuery(query));
}
public Boolean deletecthoadon(string _id)
{
string query = string.Format("delete from chitiethoadon where mahoadon = " + _id);
try
{
con = new DbConnection();
con.openConnection();
}
catch (SqlException e) { }
return(con.executeQuery(query));
}
public Boolean inserthoadon(string _mahoadon, string _maban, string _tinhtrang, string _ngaylap)
{
string query = string.Format("INSERT INTO hoadon (mahoadon, maban, tinhtrang, ngaylap) VALUES ('" + _mahoadon + "', " + _maban + ", " + _tinhtrang + ", '" + _ngaylap + "')");
try
{
con = new DbConnection();
con.openConnection();
}
catch (SqlException e) { }
return(con.executeQuery(query));
}
public Boolean updatetinhtranban(string _tinhtrang, string _maban)
{
string query = string.Format("UPDATE ban SET tinhtrang=" + _tinhtrang + " WHERE maban=" + _maban);
try
{
con = new DbConnection();
con.openConnection();
}
catch (SqlException e) { }
return(con.executeQuery(query));
}
