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同一事务下，多次操作统一资源，每次操作都会获取相同的锁，后面的操作会获取失败 #367

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zkyoma opened this issue Sep 2, 2023 · 0 comments

Contributor

zkyoma commented Sep 2, 2023

Describe the bug

假设有全局事务 A，事务 A 对数据库表的某一行 B 操作了多次，第一次时会获取B对应的锁，第二次操作B时会因为第一次的占用而获取锁失败。

Environment

hmily version(s): 2.1.3-SNAPSHOT

Steps to reproduce

在同一个事务内部，多次更新统一资源

Expected behavior

获取全局锁时，不仅要检查当前锁是否被获取，还要判断是否已经被当前事务获取，如果是，则获取其他锁即可。

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