From ecf376723befed4272065be52bf0e5c3bc94bf2c Mon Sep 17 00:00:00 2001
From: colben <colbenlee@outlook.com>
Date: Wed, 24 Dec 2025 18:15:41 +0800
Subject: [PATCH] update

---
 content/post/mysql-install.md | 25 ++++++++++---------------
 1 file changed, 10 insertions(+), 15 deletions(-)

diff --git a/content/post/mysql-install.md b/content/post/mysql-install.md
index d00ae57..fd84c96 100644
--- a/content/post/mysql-install.md
+++ b/content/post/mysql-install.md
@@ -131,15 +131,17 @@ categories: ["database"]
     /mysql57/bin/mysql -S /home/mortal/mysql-6033/mysqld.sock -p
     ```
 
-## 安装 MySQL8 通用二进制包
+## 安装 MySQL8.4 通用二进制包
 ### 环境
-- CentOS 7.9 x86_64 最小安装
-- MySQL 8.0.37 多实例
+- RockyLinux 8.10 x86_64 最小安装
+- MySQL 8.4.7 多实例
 - 普通用户 mortal
 
 ### 安装 mysql
 - 创建普通用户 mortal，切换到 mortal 用户下
     ```bash
+    # groupadd -g 27 mysql
+    # useradd -r -g mysql -u 27 -s /bin/false mysql
     useradd -m mortal
     su - mortal
     ```
@@ -147,21 +149,14 @@ categories: ["database"]
 - 下载 MySQL8 通用二进制包
     ```bash
     cd ~
-    # 这是 debug 版本，软件包很大
-    curl -LO https://downloads.mysql.com/archives/get/p/23/file/mysql-8.0.37-linux-glibc2.17-x86_64.tar.xz
-    # 这是 strip 版本，软件包轻量，推荐
-    curl -LO https://downloads.mysql.com/archives/get/p/23/file/mysql-8.0.37-linux-glibc2.17-x86_64-minimal.tar.xz
+    curl -LO https://cdn.mysql.com//Downloads/MySQL-8.4/mysql-8.4.7-linux-glibc2.28-x86_64-minimal.tar.xz
     ```
 
 - 解压
     ```bash
     cd ~
-    # debug 版本
-    tar xf mysql-8.0.37-linux-glibc2.12-x86_64.tar.xz
-    mv mysql-8.0.37-linux-glibc2.12-x86_64 mysql
-    # strip 版本
-    tar xf mysql-8.0.37-linux-glibc2.17-x86_64-minimal.tar.xz
-    mv mysql-8.0.37-linux-glibc2.17-x86_64-minimal mysql
+    xz -dc mysql-8.4.7-linux-glibc2.28-x86_64-minimal.tar.xz | tar x
+    mv mysql-8.4.7-linux-glibc2.28-x86_64-minimal mysql
     ```
 
 - 创建三个实例的目录
@@ -177,6 +172,7 @@ categories: ["database"]
         cat > instance-$i/my.cnf <<-EOF
     [mysqld]
     mysqlx = OFF
+    #user = mysql
     port = $i
     basedir = /home/mortal/mysql
     datadir = /home/mortal/instance-$i/db
@@ -189,8 +185,7 @@ categories: ["database"]
     slow-query-log-file = /home/mortal/instance-$i/log/slow.log
     character-set-server = utf8mb4
     default-storage-engine = innodb
-    #default-authentication-plugin = mysql_native_password
-    authentication-policy = mysql_native_password
+    mysql-native-password = ON
     lower-case-table-names = 1
     EOF
     done