row

关于Error during managed flush [Batch update returned unexpected row count from update [0]; actual row count: 0; expected: 1]错误

控制台报错： 08:07:09.293 [http-bio-8080-exec-2] ERROR org.hi […]

触发器 REFERENCING OLD AS OLD NEW AS NEW FOR EACH Row

——转自http://guocc.iteye.com/blog/2225063 REF […]

Mysql – 删除表时出现： Cannot delete or update a parent row: a foreign key constraint fails

现象 MySQL在删除一张表时出现 ERROR 1217 (23000): Cannot delete or […]

MySQL设置外键报错 #1452 – Cannot add or update a child row: a foreign key constraint fails 解决方法

　　MySQL数据库，当我尝试在A表中设置B表的主键为外键时，报出错误：#1452 – Canno […]

mysql row size上限

mysql row size上限 mysql innodb 的 row size上限背景在项目使用中，出现 […]

[ERR] 1118 – Row size too large (> 8126). Changing some columns to TEXT or BLOB may help. In current row format, BLOB prefix of 0 bytes is stored inline.

昨天，在测试新的数据库时，迁移表遇到了这个问题。现在记录一下解决方案。　1.在配置文件中添加关闭严格模式的配 […]

Spark DF:关于Row中的数值获取问题

//json文件 //{"page_id":"87","pay_category_ids":"99","pay […]

记录一则enq: TX – row lock contention的分析过程

记录一则enq: TX – row lock contention的分析过程 2018-03-23 […]