diff --git a/AOP.md b/AOP.md
index 3fb276e..4fb34a7 100644
--- a/AOP.md
+++ b/AOP.md
@@ -115,7 +115,6 @@ fsql.Aop.Where = (s, e) => {
     * [《CodeFirst模式之五：迁移结构》](https://github.com/2881099/FreeSql/wiki/CodeFirst#%e8%bf%81%e7%a7%bb%e7%bb%93%e6%9e%84)
 - [《DbFirst模式开发介绍》](https://github.com/2881099/FreeSql/wiki/DbFirst)
     - [《DbFirst模式之一：使用模板生成器》](https://github.com/2881099/FreeSql/wiki/DbFirst#%e7%94%9f%e6%88%90%e5%99%a8)
-- [《优化之：缓存之路》](https://github.com/2881099/FreeSql/wiki/%e7%bc%93%e5%ad%98)
 - [《分区、分表、分库》](https://github.com/2881099/FreeSql/wiki/%e5%88%86%e5%8c%ba%e5%88%86%e8%a1%a8)
 - [《过滤器、全局过滤器》](https://github.com/2881099/FreeSql/wiki/%e8%bf%87%e6%bb%a4%e5%99%a8)
 - [《租户》](https://github.com/2881099/FreeSql/wiki/%e7%a7%9f%e6%88%b7)
\ No newline at end of file
diff --git a/Home.md b/Home.md
index 318a510..d721a33 100644
--- a/Home.md
+++ b/Home.md
@@ -33,7 +33,6 @@ FreeSql是一个功能强大的NETStandard库，用于对象关系映射程序(O
         * [利用导航属性](https://github.com/2881099/FreeSql/wiki/%e5%88%a9%e7%94%a8%e5%af%bc%e8%88%aa%e5%b1%9e%e6%80%a7)
         * [分组聚合](https://github.com/2881099/FreeSql/wiki/%e5%88%86%e7%bb%84%e8%81%9a%e5%90%88%e6%9f%a5%e8%af%a2)
         * [返回查询的数据](https://github.com/2881099/FreeSql/wiki/%e8%bf%94%e5%9b%9e%e6%9f%a5%e8%af%a2%e7%9a%84%e6%95%b0%e6%8d%ae)
-        * [缓存](https://github.com/2881099/FreeSql/wiki/%e7%bc%93%e5%ad%98)
         * [延时加载](https://github.com/2881099/FreeSql/wiki/%e5%bb%b6%e6%97%b6%e5%8a%a0%e8%bd%bd)
         * [贪婪加载](https://github.com/2881099/FreeSql/wiki/%e8%b4%aa%e5%a9%aa%e5%8a%a0%e8%bd%bd)
         * [LinqToSql](https://github.com/2881099/FreeSql/wiki/LinqToSql)
diff --git a/_Sidebar.md b/_Sidebar.md
index e8bf821..17410ac 100644
--- a/_Sidebar.md
+++ b/_Sidebar.md
@@ -19,7 +19,6 @@
         * [利用导航属性](https://github.com/2881099/FreeSql/wiki/%e5%88%a9%e7%94%a8%e5%af%bc%e8%88%aa%e5%b1%9e%e6%80%a7)
         * [分组聚合](https://github.com/2881099/FreeSql/wiki/%e5%88%86%e7%bb%84%e8%81%9a%e5%90%88%e6%9f%a5%e8%af%a2)
         * [返回查询的数据](https://github.com/2881099/FreeSql/wiki/%e8%bf%94%e5%9b%9e%e6%9f%a5%e8%af%a2%e7%9a%84%e6%95%b0%e6%8d%ae)
-        * [缓存](https://github.com/2881099/FreeSql/wiki/%e7%bc%93%e5%ad%98)
         * [延时加载](https://github.com/2881099/FreeSql/wiki/%e5%bb%b6%e6%97%b6%e5%8a%a0%e8%bd%bd)
         * [贪婪加载](https://github.com/2881099/FreeSql/wiki/%e8%b4%aa%e5%a9%aa%e5%8a%a0%e8%bd%bd)
         * [LinqToSql](https://github.com/2881099/FreeSql/wiki/LinqToSql)
diff --git a/事务.md b/事务.md
index a87a676..bc45024 100644
--- a/事务.md
+++ b/事务.md
@@ -95,7 +95,6 @@ using (var ctx = fsql.CreateDbContext()) {
 - [《读写分离》](https://github.com/2881099/FreeSql/wiki/%e8%af%bb%e5%86%99%e5%88%86%e7%a6%bb)
 - [《分区、分表、分库》](https://github.com/2881099/FreeSql/wiki/%e5%88%86%e5%8c%ba%e5%88%86%e8%a1%a8)
 - [《性能》](https://github.com/2881099/FreeSql/wiki/%e6%80%a7%e8%83%bd)
-- [《优化之：缓存之路》](https://github.com/2881099/FreeSql/wiki/%e7%bc%93%e5%ad%98)
 - [《仓储层Repository》](https://github.com/2881099/FreeSql/wiki/Repository)
 - [《过滤器、全局过滤器》](https://github.com/2881099/FreeSql/wiki/%e8%bf%87%e6%bb%a4%e5%99%a8)
 - [《AOP》](https://github.com/2881099/FreeSql/wiki/AOP)
diff --git a/分区分表.md b/分区分表.md
index 59f1050..2279901 100644
--- a/分区分表.md
+++ b/分区分表.md
@@ -64,7 +64,6 @@ fsql.GetGuidRepository<User>().Select.FromRepository(logRepository)
 - [《租户》](https://github.com/2881099/FreeSql/wiki/%e7%a7%9f%e6%88%b7)
 - [《读写分离》](https://github.com/2881099/FreeSql/wiki/%e8%af%bb%e5%86%99%e5%88%86%e7%a6%bb)
 - [《性能》](https://github.com/2881099/FreeSql/wiki/%e6%80%a7%e8%83%bd)
-- [《优化之：缓存之路》](https://github.com/2881099/FreeSql/wiki/%e7%bc%93%e5%ad%98)
 - [《仓储层Repository》](https://github.com/2881099/FreeSql/wiki/Repository)
 - [《过滤器、全局过滤器》](https://github.com/2881099/FreeSql/wiki/%e8%bf%87%e6%bb%a4%e5%99%a8)
 - [《AOP》](https://github.com/2881099/FreeSql/wiki/AOP)
diff --git a/安装.md b/安装.md
index 78b3efd..7c1fa6d 100644
--- a/安装.md
+++ b/安装.md
@@ -39,7 +39,6 @@ FreeSql 除了支持基本的增删查改功能外，还支持基于现有数据
 - [《租户》](https://github.com/2881099/FreeSql/wiki/%e7%a7%9f%e6%88%b7)
 - [《利用导航属性查询》](https://github.com/2881099/FreeSql/wiki/%e5%88%a9%e7%94%a8%e5%af%bc%e8%88%aa%e5%b1%9e%e6%80%a7)
 - [《获取查询返回的数据》](https://github.com/2881099/FreeSql/wiki/%e8%bf%94%e5%9b%9e%e6%9f%a5%e8%af%a2%e7%9a%84%e6%95%b0%e6%8d%ae)
-- [《优化之：缓存之路》](https://github.com/2881099/FreeSql/wiki/%e7%bc%93%e5%ad%98)
 - [《优化之：延时加载》](https://github.com/2881099/FreeSql/wiki/%e5%bb%b6%e6%97%b6%e5%8a%a0%e8%bd%bd)
 - [《优化之：贪婪加载》](https://github.com/2881099/FreeSql/wiki/%e8%b4%aa%e5%a9%aa%e5%8a%a0%e8%bd%bd)
 - [《Expression 表达式函数》](https://github.com/2881099/FreeSql/wiki/%e8%a1%a8%e8%be%be%e5%bc%8f%e5%87%bd%e6%95%b0)
diff --git a/性能.md b/性能.md
index e42bd0e..01d308a 100644
--- a/性能.md
+++ b/性能.md
@@ -138,7 +138,6 @@ public void QueryList() {
 - [《获取查询返回的数据》](https://github.com/2881099/FreeSql/wiki/%e8%bf%94%e5%9b%9e%e6%9f%a5%e8%af%a2%e7%9a%84%e6%95%b0%e6%8d%ae)
 - [《仓储层Repository》](https://github.com/2881099/FreeSql/wiki/Repository)
 - [《过滤器、全局过滤器》](https://github.com/2881099/FreeSql/wiki/%e8%bf%87%e6%bb%a4%e5%99%a8)
-- [《优化之：缓存之路》](https://github.com/2881099/FreeSql/wiki/%e7%bc%93%e5%ad%98)
 - [《优化之：延时加载》](https://github.com/2881099/FreeSql/wiki/%e5%bb%b6%e6%97%b6%e5%8a%a0%e8%bd%bd)
 - [《优化之：贪婪加载》](https://github.com/2881099/FreeSql/wiki/%e8%b4%aa%e5%a9%aa%e5%8a%a0%e8%bd%bd)
 - [《Expression 表达式函数》](https://github.com/2881099/FreeSql/wiki/%e8%a1%a8%e8%be%be%e5%bc%8f%e5%87%bd%e6%95%b0)
diff --git a/查询.md b/查询.md
index ff86a1e..277ac8d 100644
--- a/查询.md
+++ b/查询.md
@@ -9,7 +9,6 @@ FreeSql在查询数据下足了功能，链式查询语法、多表查询、表
 - [《LinqToSql》](https://github.com/2881099/FreeSql/wiki/LinqToSql)
 - [《仓储层Repository》](https://github.com/2881099/FreeSql/wiki/Repository)
 - [《过滤器、全局过滤器》](https://github.com/2881099/FreeSql/wiki/%e8%bf%87%e6%bb%a4%e5%99%a8)
-- [《优化之：缓存之路》](https://github.com/2881099/FreeSql/wiki/%e7%bc%93%e5%ad%98)
 - [《优化之：延时加载》](https://github.com/2881099/FreeSql/wiki/%e5%bb%b6%e6%97%b6%e5%8a%a0%e8%bd%bd)
 - [《优化之：贪婪加载》](https://github.com/2881099/FreeSql/wiki/%e8%b4%aa%e5%a9%aa%e5%8a%a0%e8%bd%bd)
 - [《Expression 表达式函数》](https://github.com/2881099/FreeSql/wiki/%e8%a1%a8%e8%be%be%e5%bc%8f%e5%87%bd%e6%95%b0)
@@ -64,5 +63,4 @@ FreeSql在查询数据下足了功能，链式查询语法、多表查询、表
 | 【其他】 |
 | As | \<this\> | string alias = "a" | 指定别名 |
 | Master | \<this\> | | 指定从主库查询（默认查询从库） |
-| Caching | \<this\> | int seconds, string key = null | 缓存查询结果 |
 | WithTransaction | \<this\> | DbTransaction | 设置事务对象 |
diff --git a/租户.md b/租户.md
index 6c62704..941f580 100644
--- a/租户.md
+++ b/租户.md
@@ -70,7 +70,6 @@ FreeSql.Repository Autofac 注入方式实现了全局【过滤与验证】的
 
 - [《读写分离》](https://github.com/2881099/FreeSql/wiki/%e8%af%bb%e5%86%99%e5%88%86%e7%a6%bb)
 - [《性能》](https://github.com/2881099/FreeSql/wiki/%e6%80%a7%e8%83%bd)
-- [《优化之：缓存之路》](https://github.com/2881099/FreeSql/wiki/%e7%bc%93%e5%ad%98)
 - [《仓储层Repository》](https://github.com/2881099/FreeSql/wiki/Repository)
 - [《过滤器、全局过滤器》](https://github.com/2881099/FreeSql/wiki/%e8%bf%87%e6%bb%a4%e5%99%a8)
 - [《UnitOfWork》](https://github.com/2881099/FreeSql/wiki/%e5%b7%a5%e4%bd%9c%e5%8d%95%e5%85%83)
diff --git a/表达式函数.md b/表达式函数.md
index 23783b0..c3fdfdf 100644
--- a/表达式函数.md
+++ b/表达式函数.md
@@ -3,7 +3,6 @@ FreeSql 支持功能丰富的表达式函数解析，方便程序员在不了解
 ```csharp
 IFreeSql fsql = new FreeSql.FreeSqlBuilder()
     .UseConnectionString(FreeSql.DataType.MySql, "Data Source=127.0.0.1;Port=3306;User ID=root;Password=root;Initial Catalog=cccddd;Charset=utf8;SslMode=none;Max pool size=10")
-    .UseCache(null) //使用缓存，不指定默认使用内存 IDistributedCache
     .Build();
 
 [Table(Name = "tb_topic")]
diff --git a/读写分离.md b/读写分离.md
index 8e35e68..fd230df 100644
--- a/读写分离.md
+++ b/读写分离.md
@@ -39,7 +39,6 @@ select.Master().WhereId(a => a.Id == 1).ToOne(); //强制读【主库】
     * [《CodeFirst模式之五：迁移结构》](https://github.com/2881099/FreeSql/wiki/CodeFirst#%e8%bf%81%e7%a7%bb%e7%bb%93%e6%9e%84)
 - [《DbFirst模式开发介绍》](https://github.com/2881099/FreeSql/wiki/DbFirst)
     - [《DbFirst模式之一：使用模板生成器》](https://github.com/2881099/FreeSql/wiki/DbFirst#%e7%94%9f%e6%88%90%e5%99%a8)
-- [《优化之：缓存之路》](https://github.com/2881099/FreeSql/wiki/%e7%bc%93%e5%ad%98)
 - [《分区、分表、分库》](https://github.com/2881099/FreeSql/wiki/%e5%88%86%e5%8c%ba%e5%88%86%e8%a1%a8)
 - [《过滤器、全局过滤器》](https://github.com/2881099/FreeSql/wiki/%e8%bf%87%e6%bb%a4%e5%99%a8)
 - [《租户》](https://github.com/2881099/FreeSql/wiki/%e7%a7%9f%e6%88%b7)