Method Detail

• shouldTest

  List<FilterType> shouldTest(int rown)

  Returns which filter types should be tested (tried) for this row. Empty if we should not test.

• reportResultsForFilter

  void reportResultsForFilter(int rown,
                            FilterType type,
                            byte[] rowbfilter,
                            boolean tentative)

  Reports the filtered row, so that the strategy can compute statistics.

  Parameters:

  rown - Row number

  type - To which (real) filter this result corresponds

  rowbfilter - Filtered row (first byte is filter type)

  tentative - If true, this signals that this is a test/try; if false, we confirm that this row is to be written

• preferedType

  FilterType preferedType(int rown)

  Returns which (actual) filter is recommended to use for this row.

  Parameters:

  rown -

  Returns:

  One FilterType