Examples of java.sql.ResultSet.updateRow()

java.sql.ResultSet.updateRow()
Updates the database with the new contents of the current row of this ResultSet object. @throws SQLException

        println("T1: read previous tuple");
        rs.previous(); // Go back to first tuple
        println("T1: id=" + rs.getInt(1));
        rs.updateInt(2, 3);
        println("T1: updateInt(2, 3);");
        rs.updateRow();
        println("T1: updated column 2, to value=3");
        println("T1: commit");
        commit();
        rs = s.executeQuery("select * from t1");
        while (rs.next()) {

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                rs.getInt(2) + "," +
                rs.getInt(3) + ")");
        
        println("T1: id=" + rs.getInt(1));
        rs.updateInt(2, 3);
        rs.updateRow();
        println("T1: updated column 2, to value=3");
        println("T1: commit");
        commit();
        rs = s.executeQuery("select * from t1");
        while (rs.next()) {

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        rs.previous(); // Go back to first tuple
        println("T1: Read previous Tuple:(" + rs.getInt(1) + "," +
                rs.getInt(2) + "," +
                rs.getInt(3) + ")");
        rs.updateInt(2, 3);
        rs.updateRow();
        println("T1: updated column 2, to value=3");
        commit();
        println("T1: commit");
        rs = s.executeQuery("select * from t1");
        while (rs.next()) {

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        rs.previous(); // Go back to first tuple
        println("T1: Read previous Tuple:(" + rs.getInt(1) + "," +
                rs.getInt(2) + "," +
                rs.getInt(3) + ")");
        rs.updateInt(3, 9999);
        rs.updateRow();
        println("T1: updated column 3, to value=9999");
        commit();
        println("T1: commit");
        rs = s.executeQuery("select * from t1");
        while (rs.next()) {

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        println("T1: Read first Tuple:(" + rs.getInt(1) + "," +
                rs.getInt(2) + "," +
                rs.getInt(3) + ")");
        rs.updateInt(2, 3);
        println("T1: updateInt(2, 3);");
        rs.updateRow();        
        println("T1: updateRow()");
        rs.last(); // Go to last tuple
        println("T1: Read last Tuple:(" + rs.getInt(1) + "," +
                rs.getInt(2) + "," +
                rs.getInt(3) + ")");

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        println("T1: Read last Tuple:(" + rs.getInt(1) + "," +
                rs.getInt(2) + "," +
                rs.getInt(3) + ")");
        rs.updateInt(2, 3);
        println("T1: updateInt(2, 3);");
        rs.updateRow();
        println("T1: updateRow()");
        commit();
        println("T1: commit");
        rs = s.executeQuery("select * from t1");
        println("T4: select * from table");

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        createStatement().executeUpdate("delete from t1 where id=" +
                                            rs.getString("ID"));
        final int newValue = -3333;
        final int oldValue = rs.getInt(2);
        rs.updateInt(2, newValue);
        rs.updateRow();
        
        SQLWarning warn = rs.getWarnings();
        assertWarning(warn, CURSOR_OPERATION_CONFLICT);
        assertEquals("Did not expect the resultset to be updated", oldValue, rs.getInt(2));
        assertTrue("Expected rs.rowDeleted() to be false", !rs.rowDeleted());

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                ps.executeUpdate();                
                fail("Expected exception to be thrown on positioned update " + 
                     "since cursor is not positioned");
            } else {
                rs.updateInt(1, -1);
                rs.updateRow();
                fail("Expected exception to be thrown on updateRow() since " +
                     "cursor is not positioned");
            }
        } catch (SQLException e) {
            assertSQLState("Unexpected SQLState when updating row after commit",

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        if (positioned) {
            ps.setInt(1, -1);
            ps.executeUpdate();                
        } else {
            rs.updateInt(1, -1);
            rs.updateRow();
        }
        
        s.close();
        ps.close();

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        rs.updateInt(2, newCol2);
        assertEquals("Expected the resultset to be updated after updateInt", 
                     newCol2, rs.getInt(2));
        assertTrue("Expected rs.rowUpdated() to be false before updateRow", 
                   !rs.rowUpdated());
        rs.updateRow();
        
        assertTrue("Expected rs.rowUpdated() to be true after updateRow", 
                   rs.rowUpdated());
        assertEquals("Expected the resultset detect the updates of previous " + 
                     "updateRow", newCol2, rs.getInt(2));

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