mysql> rename table cast_info to cast_info_new;
Query OK, 0 rows affected (0.10 sec)

mysql> select count(*) from cast_info_new;
+----------+
| count(*) |
+----------+
| 22187770 |
+----------+
1 row in set (4.11 sec)

mysql> select version();
+--------------------+
| version()          |
+--------------------+
| 5.6.14-rel62.0-log |
+--------------------+
1 row in set (0.05 sec)