我在我的 Macbook 上运行 MySQL 服务器（用于测试）。版本是来自 Homebrew 的 5.6.20。我开始遇到“行大小太大”错误，我已经能够将其减少到这个测试用例。桌子：
mysql> describe test;
+-------+----------+------+-----+---------+----------------+
| Field | Type | Null | Key | Default | Extra |
+-------+----------+------+-----+---------+----------------+
| id | int(11) | NO | PRI | NULL | auto_increment |
| stuff | longtext | YES | | NULL | |
+-------+----------+------+-----+---------+----------------+
表状态：
mysql> show table status where Name = 'test';
+------+--------+---------+------------+------+----------------+-------------+-----------------+--------------+-----------+----------------+---------------------+-------------+------------+-----------------+----------+----------------+---------+
| Name | Engine | Version | Row_format | Rows | Avg_row_length | Data_length | Max_data_length | Index_length | …