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-rw-r--r--guides/source/rails_on_rack.md12
1 files changed, 2 insertions, 10 deletions
diff --git a/guides/source/rails_on_rack.md b/guides/source/rails_on_rack.md
index 0098b25c62..831a878cf6 100644
--- a/guides/source/rails_on_rack.md
+++ b/guides/source/rails_on_rack.md
@@ -149,9 +149,9 @@ You can add a new middleware to the middleware stack using any of the following
# Push Rack::BounceFavicon at the bottom
config.middleware.use Rack::BounceFavicon
-# Add Lifo::Cache after ActiveRecord::QueryCache.
+# Add Lifo::Cache after ActionDispatch::Executor.
# Pass { page_cache: false } argument to Lifo::Cache.
-config.middleware.insert_after ActiveRecord::QueryCache, Lifo::Cache, page_cache: false
+config.middleware.insert_after ActionDispatch::Executor, Lifo::Cache, page_cache: false
```
#### Swapping a Middleware
@@ -267,14 +267,6 @@ Much of Action Controller's functionality is implemented as Middlewares. The fol
* Checks pending migrations and raises `ActiveRecord::PendingMigrationError` if any migrations are pending.
-**`ActiveRecord::ConnectionAdapters::ConnectionManagement`**
-
-* Cleans active connections after each request, unless the `rack.test` key in the request environment is set to `true`.
-
-**`ActiveRecord::QueryCache`**
-
-* Enables the Active Record query cache.
-
**`ActionDispatch::Cookies`**
* Sets cookies for the request.