From 3302d2c2e6154470647eab1df3ea3048ca17139a Mon Sep 17 00:00:00 2001
From: John Hawthorn <john@hawthorn.email>
Date: Thu, 7 Feb 2019 15:36:08 -0800
Subject: [PATCH] Rename database_operations config to *_context

---
 activerecord/lib/active_record/railtie.rb                | 2 +-
 .../app/templates/config/environments/production.rb.tt   | 9 +++++----
 2 files changed, 6 insertions(+), 5 deletions(-)

diff --git a/activerecord/lib/active_record/railtie.rb b/activerecord/lib/active_record/railtie.rb
index aac49a92b4..a1d7c893bf 100644
--- a/activerecord/lib/active_record/railtie.rb
+++ b/activerecord/lib/active_record/railtie.rb
@@ -91,7 +91,7 @@ module ActiveRecord
     initializer "active_record.database_selector" do
       if options = config.active_record.delete(:database_selector)
         resolver = config.active_record.delete(:database_resolver)
-        operations = config.active_record.delete(:database_operations)
+        operations = config.active_record.delete(:database_resolver_context)
         config.app_middleware.use ActiveRecord::Middleware::DatabaseSelector, resolver, operations, options
       end
     end
diff --git a/railties/lib/rails/generators/rails/app/templates/config/environments/production.rb.tt b/railties/lib/rails/generators/rails/app/templates/config/environments/production.rb.tt
index 94f7dd0c79..ed1cf09eeb 100644
--- a/railties/lib/rails/generators/rails/app/templates/config/environments/production.rb.tt
+++ b/railties/lib/rails/generators/rails/app/templates/config/environments/production.rb.tt
@@ -107,9 +107,10 @@ Rails.application.configure do
   # The `database_resolver` class is used by the middleware to determine which
   # database is appropriate to use based on the time delay.
   #
-  # The `database_operations` class is used by the middleware to set timestamps
-  # for the last write to the primary. The resolver uses the operations class
-  # timestamps to determine how long to wait before reading from the replica.
+  # The `database_resolver_context` class is used by the middleware to set
+  # timestamps for the last write to the primary. The resolver uses the context
+  # class timestamps to determine how long to wait before reading from the
+  # replica.
   #
   # By default Rails will store a last write timestamp in the session. The
   # DatabaseSelector middleware is designed as such you can define your own
@@ -117,5 +118,5 @@ Rails.application.configure do
   # these configuration options.
   # config.active_record.database_selector = { delay: 2.seconds }
   # config.active_record.database_resolver = ActiveRecord::Middleware::DatabaseSelector::Resolver
-  # config.active_record.database_operations = ActiveRecord::Middleware::DatabaseSelector::Resolver::Session
+  # config.active_record.database_resolver_context = ActiveRecord::Middleware::DatabaseSelector::Resolver::Session
 end