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rails 的锁机制是怎样的
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新手问题
rails 的锁机制是怎样的
jasonliu
·
February 14, 2014
· Last by
lang1pal
replied at
February 17, 2014
· 3297 hits
Rails 如何锁住 mysql 表的一条记录,rails 的锁机制是怎样的
lang1pal
#0
February 17, 2014
乐观锁,数据表加上 lock_version 字段,就自动开启
悲观锁,例如
Product.find(:first, lock: true)
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liuxingqi
@jasonliu
write code, change myself!
成都
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