// Updating the database
public bool Update(Cooler ClassCooler)
{
var isSuccess = false;
var connection = new SqlConnection(connectionString);
try
{
// Query to update the data
var query = "UPDATE Cooler SET Manufacturer=@Manufacturer, Name=@Name, " +
"FanRPM=@FanRPM, NoiseLevelDb=@NoiseLevelDb, Price=@Price WHERE CoolerId=@CoolerId";
var cmd = new SqlCommand(query, connection);
cmd.Parameters.AddWithValue("@CoolerId", ClassCooler.Id);
cmd.Parameters.AddWithValue("@Manufacturer", ClassCooler.Manufacturer);
cmd.Parameters.AddWithValue("@Name", ClassCooler.Name);
cmd.Parameters.AddWithValue("@FanRPM", ClassCooler.FanRPM);
cmd.Parameters.AddWithValue("@NoiseLevelDb", ClassCooler.NoiseLevelDb);
cmd.Parameters.AddWithValue("@Price", ClassCooler.Price);
connection.Open();
int rows = cmd.ExecuteNonQuery();
isSuccess = rows > 0 ? true : false;
}
finally
{
connection.Close();
}
return(isSuccess);
}
public bool Delete(Cooler ClassCooler)
{
var isSuccess = false;
var connection = new SqlConnection(connectionString);
try
{
// Query to delete the data
var query = "DELETE FROM Cooler WHERE CoolerId=@CoolerId";
var cmd = new SqlCommand(query, connection);
cmd.Parameters.AddWithValue("@CoolerId", ClassCooler.Id);
connection.Open();
int rows = cmd.ExecuteNonQuery();
isSuccess = rows > 0 ? true : false;
}
finally
{
connection.Close();
}
return(isSuccess);
}
// Adding to database
public bool Insert(Cooler ClassCooler)
{
var isSuccess = false;
var connection = new SqlConnection(connectionString);
try
{
// SQL Query to Insert the data
var query = "INSERT INTO Cooler (CoolerId, Manufacturer, Name, FanRPM, NoiseLevelDb, Price) " +
"VALUES(@CoolerId, @Manufacturer, @Name, @FanRPM, @NoiseLevelDb, @Price)";
var cmd = new SqlCommand(query, connection);
cmd.Parameters.AddWithValue("@CoolerId", ClassCooler.Id);
cmd.Parameters.AddWithValue("@Manufacturer", ClassCooler.Manufacturer);
cmd.Parameters.AddWithValue("@Name", ClassCooler.Name);
cmd.Parameters.AddWithValue("@FanRPM", ClassCooler.FanRPM);
cmd.Parameters.AddWithValue("@NoiseLevelDb", ClassCooler.NoiseLevelDb);
cmd.Parameters.AddWithValue("@Price", ClassCooler.Price);
connection.Open();
int rows = cmd.ExecuteNonQuery();
isSuccess = rows > 0 ? true : false;
}
finally
{
connection.Close();
}
return(isSuccess);
}
