diff options
Diffstat (limited to 'storage/spider/ha_spider.h')
| -rw-r--r-- | storage/spider/ha_spider.h | 17 |
1 files changed, 8 insertions, 9 deletions
diff --git a/storage/spider/ha_spider.h b/storage/spider/ha_spider.h index 4c178a33..2e638269 100644 --- a/storage/spider/ha_spider.h +++ b/storage/spider/ha_spider.h @@ -60,13 +60,13 @@ public: const char *mem_calc_file_name; ulong mem_calc_line_no; ulonglong *connection_ids; - uint conn_kinds; - uint *conn_kind; char *conn_keys_first_ptr; char **conn_keys; SPIDER_CONN **conns; - /* for active-standby mode */ + /* array of indexes of active servers */ uint *conn_link_idx; + /* A bitmap indicating whether each active server have some higher + numbered server in the same "group" left to try (can fail over) */ uchar *conn_can_fo; void **quick_targets; int *need_mons; @@ -252,6 +252,7 @@ public: uint n_ranges, uint *bufsz, uint *flags, + ha_rows limit, Cost_estimate *cost ); ha_rows multi_range_read_info( @@ -445,12 +446,10 @@ public: ); int delete_all_rows(); int truncate(); - double scan_time(); - double read_time( - uint index, - uint ranges, - ha_rows rows - ); + IO_AND_CPU_COST scan_time(); + IO_AND_CPU_COST rnd_pos_time(ha_rows rows); + IO_AND_CPU_COST keyread_time(uint index, ulong ranges, ha_rows rows, + ulonglong blocks); const key_map *keys_to_use_for_scanning(); ha_rows estimate_rows_upper_bound(); void print_error( |