diff --git a/notes/数据库系统原理.md b/notes/数据库系统原理.md
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--- a/notes/数据库系统原理.md
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@@ -80,7 +80,8 @@
 - 在并发的情况下，多个事务并行执行，事务不仅要满足原子性，还需要满足隔离性，才能满足一致性。
 - 事务满足持久化是为了能应对数据库崩溃的情况。
 
-<div align="center"> <img src="../pics//a58e294a-615d-4ea0-9fbf-064a6daec4b2.png" width="450"/> </div><br>
+<div align="center"> <img src="../pics//12f958ee-ea02-481a-86ae-acc24934ad80.png" width="450"/> </div><br>
+
 
 ## AUTOCOMMIT
 
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