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Apr 24th, 2019
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  1. /*private void doTest1() throws SQLException {
  2.  
  3. Statement stmt = conn.createStatement();
  4. ResultSet rset = stmt.executeQuery("SELECT IMIE, NAZWISKO, PENSJA FROM PRACOWNICY");
  5.  
  6. System.out.println("TEST1 - Query result:");
  7. int i = 1;
  8. while (rset.next()) {
  9. System.out.println("[" + i + "]:" + rset.getString(1));
  10. System.out.println("[" + i + "]:" + rset.getString(2));
  11. System.out.println("[" + i + "]:" + rset.getString(3));
  12. i++;
  13. }
  14.  
  15. rset.close();
  16. stmt.close();
  17. }*/
  18.  
  19. /**
  20. * Using precompiled statement object
  21. * @throws SQLException
  22. */
  23. /*private void doTest2() throws SQLException {
  24.  
  25. String sql = "UPDATE PRACOWNICY SET PENSJA = PENSJA + 100 WHERE ID =?";
  26. Statement stmt = conn.createStatement();
  27. PreparedStatement req = conn.prepareStatement(sql);
  28. ResultSet rset = stmt.executeQuery("SELECT ID, IMIE, NAZWISKO, PENSJA FROM PRACOWNICY WHERE PENSJA < 10000");
  29.  
  30. while (rset.next())
  31. {
  32. req.setInt(1, rset.getInt(1));
  33. req.executeUpdate();
  34. }
  35.  
  36. rset.close();
  37. stmt.close();
  38. req.close();
  39. }*/
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