String^ config = "datasource=localhost;port=3306;username=root;password=;database=projekt_c++";
		MySqlConnection^ connectBase = gcnew MySqlConnection(config);
		MySqlCommand^ sqlCommand = connectBase->CreateCommand();
		MySqlTransaction^ sqlTransaction;

		connectBase->Open();

		sqlTransaction = connectBase->BeginTransaction(IsolationLevel::ReadCommitted);
		sqlCommand->Connection = connectBase;
		sqlCommand->Transaction = sqlTransaction;

		try {
				MySqlCommand^ sqlCommand = gcnew MySqlCommand("DELETE FROM uzytkownik WHERE pesel ='"+textPesel->Text+"'");
				sqlCommand->ExecuteNonQuery();
				sqlTransaction->Commit();
		}
		catch (Exception^ ex) {
			MessageBox::Show(ex->Message);
			sqlTransaction->Rollback();
		}
		this->Hide();
		connectBase->Close();