From 31d84012a00865e59b4f2b6a526562f024984053 Mon Sep 17 00:00:00 2001
From: wonder <hezhaohui0807@163.com>
Date: Tue, 8 Sep 2026 00:08:07 +0800
Subject: [PATCH] =?UTF-8?q?docs:=20=E4=BF=AE=E5=A4=8D=E6=95=B0=E6=8D=AE?=
 =?UTF-8?q?=E5=BA=93=E7=AB=A0=E8=8A=82=20mermaid=20=E5=9B=BE=E8=A1=A8?=
 =?UTF-8?q?=E8=AF=AD=E6=B3=95=E9=94=99=E8=AF=AF?=
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- MySQL ACID: sequenceDiagram 中分号被 Mermaid v10+ 解析为语句分隔符，改为引号包裹
- Redis 哨兵: 节点 I 的关闭括号写成了 }（diamond）应为 ]（rectangle），同时 >= 改为 ≥ 避免 > 歧义
---
 docs/database/mysql/acid-logs.md | 2 +-
 docs/database/redis/sentinel.md  | 4 ++--
 2 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/docs/database/mysql/acid-logs.md b/docs/database/mysql/acid-logs.md
index e232fad..8dcca78 100644
--- a/docs/database/mysql/acid-logs.md
+++ b/docs/database/mysql/acid-logs.md
@@ -392,7 +392,7 @@ sequenceDiagram
     participant S as MySQL Server 层
     participant B as binlog
 
-    C->>E: BEGIN; UPDATE ...; COMMIT
+    C->>E: "BEGIN, UPDATE ..., COMMIT"
     Note over E: 执行过程中：改 Buffer Pool 页 + 写 undo log<br/>同时把物理变更写入 redo log buffer
 
     rect rgb(235, 245, 255)
diff --git a/docs/database/redis/sentinel.md b/docs/database/redis/sentinel.md
index 4e56adc..2aff716 100644
--- a/docs/database/redis/sentinel.md
+++ b/docs/database/redis/sentinel.md
@@ -145,8 +145,8 @@ graph TD
     D --> E{"它是什么角色？"}
     E -->|"replica / 其他哨兵"| F["停在 SDOWN<br/>永远不会升级成 ODOWN"]
     E -->|master| G["向其他哨兵发<br/>SENTINEL is-master-down-by-addr"]
-    G --> H{"认为主下线的哨兵数<br/>>= quorum ？"}
-    H -->|否| I["仅 SDOWN，不触发故障转移<br/>（继续问，票数够了再说）"}
+    G --> H{"认为主下线的哨兵数<br/>≥ quorum ？"}
+    H -->|否| I["仅 SDOWN，不触发故障转移<br/>（继续问，票数够了再说）"]
     H -->|是| J["标记 ODOWN（客观下线）<br/>→ 触发 Leader 选举"]
 ```