
+---------------+-------------+

CREATE TABLE "fg`d" (i int);
Query OK, 0 rows affected (0.34 sec)

Creating the table named * (Unicode number: U+002A) requires quoting.

CREATE TABLE `*` (a INT);

Floating point ambiguity:

CREATE TABLE 8984444cce5d (x INT);
Query OK, 0 rows affected (0.38 sec)

CREATE TABLE 8981e56cce5d (x INT);
ERROR 1064 (42000): You have an error in your SQL syntax; 
 check the manual that corresponds to your MariaDB server version for the
right syntax 
 to use near '8981e56cce5d (x INT)' at line 1

CREATE TABLE `8981e56cce5d` (x INT);
Query OK, 0 rows affected (0.39 sec)

URL: https://mariadb.com/kb/en/identifier-names/