diff options
Diffstat (limited to 'sql/sql_select.h')
| -rw-r--r-- | sql/sql_select.h | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/sql/sql_select.h b/sql/sql_select.h index 950c48d6ea1..5a3dbccb97f 100644 --- a/sql/sql_select.h +++ b/sql/sql_select.h @@ -1828,6 +1828,28 @@ void push_index_cond(JOIN_TAB *tab, uint keyno); #define OPT_LINK_EQUAL_FIELDS 1 +/* EXPLAIN-related utility functions */ +int print_explain_message_line(select_result_sink *result, + uint8 options, + uint select_number, + const char *select_type, + const char *message); +void explain_append_mrr_info(QUICK_RANGE_SELECT *quick, String *res); +int print_explain_row(select_result_sink *result, + uint8 options, + uint select_number, + const char *select_type, + const char *table_name, + //const char *partitions, (todo) + enum join_type jtype, + const char *possible_keys, + const char *index, + const char *key_len, + const char *ref, + ha_rows rows, + const char *extra); +void make_possible_keys_line(TABLE *table, key_map possible_keys, String *line); + /**************************************************************************** Temporary table support for SQL Runtime ***************************************************************************/ |