docs: private void showAktRow() {
  
          try {
              pStmt.clearParameters();
  
              for (int i = 0; i < primaryKeys.length; i++) {
                  pStmt.setObject(i + 1, resultRowPKs[aktRowNr][i]);
              }    // end of for (int i=0; i<primaryKeys.length; i++)
  
              ResultSet rs = pStmt.executeQuery();
  
              rs.next();
  
              for (int i = 0; i < columns.length; i++) {
                  komponente[i].setContent(rs.getString(i + 1));
              }    // end of for (int i=0; i<primaryKeys.length; i++)
  
              rs.close();
          } catch (SQLException e) {
              ZaurusEditor.printStatus("SQL Exception: " + e.getMessage());
          }        // end of try-catch
  
          for (int i = 0; i < columns.length; i++) {
              komponente[i].clearChanges();
          }
      }