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mysql> describe wef_wall_content;

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

| Field | Type | Null | Key | Default | Extra |

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

| id | int(11) | NO | PRI | NULL | auto_increment |

| wid | varchar(10) | YES | | NULL | |

| wxid | varchar(40) | YES | | NULL | |

| content | varchar(500) | YES | | NULL | |

| check | int(11) | YES | | 0 | |

| time | timestamp | YES | | CURRENT_TIMESTAMP | |

| name | varchar(30) | NO | | NULL | |

| ischeck | int(11) | YES | | NULL | |

| CompanyID | bigint(20) | YES | | NULL | |

| CreateTime | varchar(19) | YES | | NULL | |

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

10 rows in set (0.00 sec)

mysql> alter table wef_wall_content drop column check;

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 *check * at line 1

mysql> alter table "wef_wall_content" drop column check;

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 *"wef_ wall_content" drop column check* at line 1

mysql> alter table *wef_wall_content* drop column check;

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 **wef_ wall_content* drop column check* at line 1

mysql> alter table *wef_wall_content* drop column check int(11);

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 **wef_ wall_content* drop column check int(11)* at line 1

mysql> alter table *wef_wall_content* drop column "check" int(11);

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 **wef_ wall_content* drop column "check" int(11)* at line 1

各种都试过了，求大神解答帮助！！