@Override
    public MapperResult findAllConfigInfoBaseFetchRows(MapperContext context) {
        
        return new MapperResult(
                "SELECT t.id,data_id,group_id,content,md5 " + " FROM ( SELECT id FROM config_info ORDER BY id OFFSET "
                        + context.getStartRow() + " ROWS FETCH NEXT " + context.getPageSize() + " ROWS ONLY )  "
                        + " g, config_info t WHERE g.id = t.id ", Collections.emptyList());
    }
@Test
    void testFindAllConfigInfoBaseFetchRows() {
        MapperResult mapperResult = configInfoMapperByDerby.findAllConfigInfoBaseFetchRows(context);
        assertEquals(mapperResult.getSql(),
                "SELECT t.id,data_id,group_id,content,md5  FROM ( SELECT id FROM config_info ORDER BY " + "id OFFSET " + startRow
                        + " ROWS FETCH NEXT " + pageSize + " ROWS ONLY )   g, config_info t WHERE g.id = t.id ");
        assertArrayEquals(mapperResult.getParamList().toArray(), emptyObjs);
    }