root@localhost : test 10:30:54>CREATE TABLE tb_test (
    -> recordid varchar(32) NOT NULL,
    -> areaShow varchar(10000) DEFAULT NULL,
    -> areaShow1 varchar(10000) DEFAULT NULL,
    -> areaShow2 varchar(10000) DEFAULT NULL,
    -> PRIMARY KEY (recordid)
    -> ) ENGINE=INNODB DEFAULT CHARSET=
 
utf8;
ERROR 1118 (42000): Row size too large. The maximum row size for the used table type, not counting BLOBs, is 65535. You have to change some columns to TEXT or BLOBs
報錯

root@localhost : test 10:31:01>CREATE TABLE tb_test (
    -> recordid varchar(32) NOT NULL,
    -> areaShow varchar(30000) DEFAULT
 
 NULL,
    -> areaShow1 varchar(30000) DEFAULT NULL,
    -> areaShow2 varchar(30000) DEFAULT NULL,
    -> PRIMARY KEY (recordid)
    -> ) ENGINE=INNODB DEFAULT CHARSET=utf8;
Query OK, 0 rows affected, 3 warnings (0.26 sec)
可以建立，只是型別被轉換了。

root@localhost : test 10:31:14>show warnings;
+-------+------+----------------------------------------------------+
 

| Level | Code | Message                                            |
+-------+------+----------------------------------------------------+
| Note  | 1246 | Converting column 'areaShow' from VARCHAR to TEXT  |
| Note  | 1246 | Converting column 'areaShow1' from VARCHAR to TEXT |
| Note  | 1246 | Converting column 'areaShow2' from VARCHAR to TEXT |
+-------+------+----------------------------------------------------+
3 rows in set (0.00 sec)