Updated sample code for configuring connections

Author: aidanharan

CHANGELOG.md

@@ -10,7 +10,6 @@
 - [#1196](https://github.com/rails-sqlserver/activerecord-sqlserver-adapter/pull/1196) Use default inspect for database adapter
 - [#1216](https://github.com/rails-sqlserver/activerecord-sqlserver-adapter/pull/1216) Refactor adapter interface to match abstract adapter
 - [#1225](https://github.com/rails-sqlserver/activerecord-sqlserver-adapter/pull/1225) Drop support to Ruby 3.1
-- [#1242](https://github.com/rails-sqlserver/activerecord-sqlserver-adapter/pull/1242) Changed how additional connection configuration is performed
 
 #### Fixed
 

README.md

@@ -105,15 +105,14 @@ configuration then implement the `additional_connection_configuration` method in
 example we are setting the `TEXTSIZE` to 64 megabytes.
 
 ```ruby
-module ActiveRecord
-  module ConnectionAdapters
-    class SQLServerAdapter < AbstractAdapter
-      def additional_connection_configuration
-        @raw_connection.execute("SET TEXTSIZE #{64.megabytes}").do
-      end
+ActiveRecord::ConnectionAdapters::SQLServerAdapter.prepend(
+  Module.new do
+    def configure_connection
+      super
+      @raw_connection.execute("SET TEXTSIZE #{64.megabytes}").do
     end
   end
-end
+)
 ```
 
 #### Configure Application Name

lib/active_record/connection_adapters/sqlserver_adapter.rb

@@ -521,12 +521,6 @@ def configure_connection
 
         initialize_dateformatter
         use_database
-        additional_connection_configuration
-      end
-
-      # Allow for additional connection configuration by overriding this method.
-      def additional_connection_configuration
-        # no-op
       end
     end
   end