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mysql> select default from cartas;
ERROR 1064 (42000): You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'from cartas' at line 1
mysql> select cartas.default from cartas;
+---------+
| default |
+---------+
|      20 |
+---------+
1 row in set (0.00 sec)

mysql>