public static int DBDelete(TcpDataDelete dataDelete)
{
if (dataDelete == null)
{
throw new ArgumentNullException(nameof(dataDelete));
}
if (string.IsNullOrWhiteSpace(dataDelete.TableName))
{
throw new ArgumentException("테이블명은 공백이거나 null 일 수 없습니다.", nameof(dataDelete.TableName));
}
if (string.IsNullOrWhiteSpace(dataDelete.Where))
{
throw new ArgumentException("조건문은 공백이거나 null 일 수 없습니다.", nameof(dataDelete.Where));
}
OleDbCommand cmd = new OleDbCommand();
cmd.Connection = mConnection;
cmd.CommandText = $"DELETE FROM {dataDelete.TableName} WHERE {dataDelete.Where}";
int count;
lock (LOCKER)
{
count = cmd.ExecuteNonQuery();
}
return(count);
}
static void Main(string[] args)
{
DatabaseManager.Initialize();
TcpAccountInfo accInfo = new TcpAccountInfo("root", "123qweasd", "김정현", "Super");
if (DatabaseManager.TryToRegister(accInfo, false))
{
Console.WriteLine("root 계정을 추가하였습니다.");
}
else
{
Console.WriteLine("root 계정이 이미 있으므로 추가하지 않았습니다.");
}
TcpLoginInfo loginInfo1 = new TcpLoginInfo("wrong", "123qweasd");
TcpLoginInfo loginInfo2 = new TcpLoginInfo("root", "wrong");
TcpLoginInfo loginInfo3 = new TcpLoginInfo("root", "123qweasd");
Console.WriteLine(DatabaseManager.MatchLoginInfo(loginInfo1).ToString());
Console.WriteLine(DatabaseManager.MatchLoginInfo(loginInfo2).ToString());
Console.WriteLine(DatabaseManager.MatchLoginInfo(loginInfo3).ToString());
TcpDataInsert insert = new TcpDataInsert();
List <DatabaseValues> values = new List <DatabaseValues>();
values.Add(new DatabaseValues("#2000-8-14#", "99".ToSQLString(), "99".ToSQLString(), "99".ToSQLString(), "김정현".ToSQLString(), "1", "1", "1", "1", "1", "1", "1", "1", "1"));
values.Add(new DatabaseValues("#2000-8-14#", "99".ToSQLString(), "99".ToSQLString(), "100".ToSQLString(), "김정현".ToSQLString(), "1", "1", "1", "1", "1", "1", "1", "1", "1"));
values.Add(new DatabaseValues("#2000-8-14#", "99".ToSQLString(), "99".ToSQLString(), "101".ToSQLString(), "김정현".ToSQLString(), "1", "1", "1", "1", "1", "1", "1", "1", "1"));
insert.ColumnsText = "";
insert.TableName = "출석부";
insert.Values = values;
Console.WriteLine($"출석부에 {DatabaseManager.DBInsert(insert)}개 줄이 추가됨.");
TcpDataUpdate update = new TcpDataUpdate();
update.TableName = "출석부";
update.Setter.Add("[0교시]", "2");
update.Setter.Add("[1교시]", "2");
update.Setter.Add("[2교시]", "2");
update.Setter.Add("[3교시]", "2");
update.Where = "[일자]=#2000-8-14# AND 학년=\"99\" AND 반=\"99\" AND 번호=\"99\"";
Console.WriteLine($"출석부에서 {DatabaseManager.DBUpdate(update)}개 줄이 업데이트됨.");
TcpDataDelete delete = new TcpDataDelete();
delete.TableName = "[출석부]";
delete.Where = "[일자]=#2000-8-14# AND 학년=\"99\" AND 반=\"99\" AND 번호=\"99\"";
Console.WriteLine($"출석부에서 {DatabaseManager.DBDelete(delete)}개 줄이 삭제됨.");
DatabaseManager.Close();
}
