diff options
Diffstat (limited to 'sql/sql_class.h')
| -rw-r--r-- | sql/sql_class.h | 19 |
1 files changed, 17 insertions, 2 deletions
diff --git a/sql/sql_class.h b/sql/sql_class.h index 3680e28246e..2240236a0e5 100644 --- a/sql/sql_class.h +++ b/sql/sql_class.h @@ -1745,8 +1745,15 @@ public: */ ha_rows sent_row_count; - /* - number of rows we read, sent or not, including in create_sort_index() + /** + Number of rows read and/or evaluated for a statement. Used for + slow log reporting. + + An examined row is defined as a row that is read and/or evaluated + according to a statement condition, including in + create_sort_index(). Rows may be counted more than once, e.g., a + statement including ORDER BY could possibly evaluate the row in + filesort() before reading it for e.g. update. */ ha_rows examined_row_count; @@ -2073,6 +2080,11 @@ public: start_time= user_time= t; start_utime= utime_after_lock= my_micro_time(); } + /*TODO: this will be obsolete when we have support for 64 bit my_time_t */ + inline bool is_valid_time() + { + return (start_time < (time_t) MY_TIME_T_MAX); + } void set_time_after_lock() { utime_after_lock= my_micro_time(); } ulonglong current_utime() { return my_micro_time(); } inline ulonglong found_rows(void) @@ -3001,6 +3013,9 @@ public: void reset(); bool walk(tree_walk_action action, void *walk_action_arg); + uint get_size() const { return size; } + ulonglong get_max_in_memory_size() const { return max_in_memory_size; } + friend int unique_write_to_file(uchar* key, element_count count, Unique *unique); friend int unique_write_to_ptrs(uchar* key, element_count count, Unique *unique); }; |