MariaDB [teeworlds]> explain SELECT * FROM record_points t1 LEFT JOIN (SELECT Name FROM record_race GROUP BY Name) t2 ON t1.Name = t2.Name;
+------+-------------+-------------+-------+---------------+------+---------+-------------------+--------+--------------------------+
| id | select_type | table | type | possible_keys | key | key_len | ref | rows | Extra |
+------+-------------+-------------+-------+---------------+------+---------+-------------------+--------+--------------------------+
| 1 | PRIMARY | t1 | ALL | NULL | NULL | NULL | NULL | 143874 | |
| 1 | PRIMARY | <derived2> | ref | key0 | key0 | 67 | teeworlds.t1.Name | 10 | |
| 2 | DERIVED | record_race | range | NULL | Name | 66 | NULL | 370082 | Using index for group-by |
+------+-------------+-------------+-------+---------------+------+---------+-------------------+--------+--------------------------+
3 rows in set (0.01 sec)
SELECT Name from record_race GROUP BY Name
is the same as SELECT distinct Name from record_race
<derived2>
table and I don't know why.11.2.1
Fix dyncam not saving
Doesn't save if I alt F4 in 11.3.1