From befce57ebd32d7c000ccd68b793e89091155b491 Mon Sep 17 00:00:00 2001
From: Ye Jinrong <jinrong.ye@greatdb.com>
Date: Tue, 2 Aug 2022 14:14:14 +0800
Subject: [PATCH] =?UTF-8?q?=E5=A2=9E=E5=8A=A0=E5=92=8CMySQL=E3=80=81Percon?=
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---
 README.md | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

diff --git a/README.md b/README.md
index 2b9c9b0..d91b4f5 100644
--- a/README.md
+++ b/README.md
@@ -19,6 +19,21 @@ GreatSQL除了提升MGR性能及可靠性，还引入InnoDB事务锁优化及并
 - 相对官方社区版，MGR运行更稳定、可靠
 - 其他...
 
+## 冲突说明
+---
+GreatSQL的MySQL分支，本质上和MySQL、Percona Server、MariaDB等都是一样的，是这几个数据库的可选替代。
+
+上述几个数据库在安装完毕后，很多文件名目录都是重复的，例如 /usr/bin/mysql、/usr/sbin/mysqld 等。
+
+如果您已安装GreatSQL数据库后，想要再安装MySQL、Percona Server、MariaDB数据库的话，会报告冲突，类似下面这样：
+```
+...
+file /usr/lib64/mysql/libmysqlclient.so.21 conflicts between attempted installs of mysql-libs-8.0.29-1.oe2209.x86_64 and greatsql-shared-8.0.25-16.1.oe2209.x86_64
+file /usr/share/man/man1/mysqlpump.1.gz conflicts between attempted installs of mysql-help-8.0.29-1.oe2209.aarch64 and greatsql-client-8.0.25-16.1.oe2209.aarch64
+file /etc/my.cnf conflicts between attempted installs of mysql-config-8.0.29-1.oe2209.aarch64 and greatsql-server-8.0.25-16.1.oe2209.aarch64
+...
+```
+
 ## 注意事项
 ---
 运行GreatSQL可能需要依赖jemalloc库（推荐5.2.1+版本），因此请先安装上
-- 
Gitee