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TAC模式下，实现读已提交的隔离级别 #355

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zkyoma opened this issue Jul 17, 2023 · 0 comments
Open

TAC模式下，实现读已提交的隔离级别 #355

zkyoma opened this issue Jul 17, 2023 · 0 comments
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zkyoma commented Jul 17, 2023

具体思路如下：

  • 在 HmilyExecuteTemplate 的 execute() 方法中，拦截 SELECT SQL，返回对应的 SelectStatement；
  • 新增 HmilySelectSQLComputeEngine 类，用来执行 SELECT SQL，返回对应记录（仅查询主键）；
  • 根据返回的记录，创建全局锁对象，尝试获取全局锁。
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@cherrylzhao @zkyoma