public void createTable() {
		try {
			connection = Conexao.getInstance().obterConexao();
			connection.setAutoCommit(false);
			statement = connection.createStatement();
			statement.executeUpdate("CREATE TABLE IF NOT EXISTS TB_AVIAO ("
					+ "ID BIGINT NOT NULL PRIMARY KEY, " + "NOME VARCHAR(30), "
					+ "CARGA DECIMAL(5,2))");
			connection.commit();
			System.out.println("TABELA TB_AVIAO CRIADA COM SUCESSO.");
		} catch (Exception e) {
			// TODO: handle exception
			e.printStackTrace();
			try {
				if (connection != null && !connection.isClosed()) {
					connection.rollback();
				}
			} catch (Exception e2) {
				// TODO: handle exception
				e2.printStackTrace();
			} finally {
				try {
					if (resultSet != null) {
						resultSet.close();
					}
					if (statement != null) {
						statement.close();
					}
					if (connection != null) {
						connection.close();
					}
				} catch (Exception e3) {
					// TODO: handle exception
				}
			}
		}
	}