Postgresql Java Driver Access

// Delete try (PreparedStatement pstmt = conn.prepareStatement("DELETE FROM users WHERE id = ?")) pstmt.setLong(1, 1); pstmt.executeUpdate();

conn.setAutoCommit(false); // Required for streaming PreparedStatement pstmt = conn.prepareStatement("SELECT * FROM large_table"); pstmt.setFetchSize(1000); // Fetch in chunks of 1000 rows try (ResultSet rs = pstmt.executeQuery()) while (rs.next()) processRow(rs); // No memory blow-up postgresql java driver

String url = "jdbc:postgresql://localhost:5432/mydb"; Properties props = new Properties(); props.setProperty("user", "postgres"); props.setProperty("password", "secret"); props.setProperty("ssl", "true"); try (Connection conn = DriverManager.getConnection(url, props)) System.out.println("Connected to PostgreSQL!"); catch (SQLException e) e.printStackTrace(); // Delete try (PreparedStatement pstmt = conn