No NOWAIT Option in MySQL SELECT FOR UPDATE
2014-09-16 17:15
239 查看
It sucks!
Beware of this when you want to use SELECT FOR UPDATE for pessimistic lock. without NOWAIT options, threads might be blocked due to locks.
Workaround: add timeout control in application level.
Beware of this when you want to use SELECT FOR UPDATE for pessimistic lock. without NOWAIT options, threads might be blocked due to locks.
Workaround: add timeout control in application level.
内容来自用户分享和网络整理，不保证内容的准确性，如有侵权内容，可联系管理员处理 
相关文章推荐
- Mysql加锁过程详解（4）-select for update/lock in share mode 对事务并发性影响
- [MySQL] 行级锁SELECT ... LOCK IN SHARE MODE 和 SELECT ... FOR UPDATE
- MySQL中的行级锁SELECT FOR UPDATE 和LOCK IN SHARE MODE 区别
- Mysql加锁过程详解（4）-select for update/lock in share mode 对事务并发性影响
- mysql 加锁读Locking Reads (SELECT ... FOR UPDATE and SELECT ... LOCK IN SHARE MODE)
- MySQL中的行级锁SELECT FOR UPDATE 和LOCK IN SHARE MODE 区别
- MySQL中的行级锁SELECT FOR UPDATE 和LOCK IN SHARE MODE 区别
- Mysql中You can't specify target table for update in FROM clause错误的意思是说，不能先select出同一表中的某些值，再update这个表(在同一语句中)。
- MySQL的锁定读SELECT ... FOR UPDATE和SELECT ... LOCK IN SHARE MODE
- mysql lock in share mode 和 select for update
- mysql lock in share mode 和 select for update
- MySQL行级锁SELECT FOR UPDATE 和LOCK IN SHARE MODE区别
- 【Mysql行锁】SELECT...FOR UPDATE和SELECT ...LOCK IN SHARE MODE
- MySQL中的行级锁SELECT FOR UPDATE 和LOCK IN SHARE MODE 区别
- select for update nowait 与 select for update 区别 [z]
- MySQL报错“ you can't specify the target table for ‘update’ in from clause”
- 解决mysql不能修改（You can't specify target table 'basic_data' for update in FROM clause）
- MySQL read lock.. 利用 select .. for update 解决.
- mysql的行锁与表锁。(select* .... FOR UPDATE)
- 处理MySQL删除数据时Error Code: 1093. You can't specify target table '表名' for update in FROM clause