import com.zaxxer.hikari.HikariConfig; import com.zaxxer.hikari.HikariDataSource;
try (HikariDataSource ds = new HikariDataSource(config); Connection conn = ds.getConnection()) // use connection driver jdbc postgresql
To connect securely, enable SSL.
try (Connection conn = DriverManager.getConnection(url, user, password)) System.out.println("Connected to PostgreSQL!"); import com