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-rw-r--r--activerecord/lib/active_record/connection_adapters/connection_specification.rb1
-rw-r--r--activerecord/lib/active_record/connection_handling.rb4
2 files changed, 4 insertions, 1 deletions
diff --git a/activerecord/lib/active_record/connection_adapters/connection_specification.rb b/activerecord/lib/active_record/connection_adapters/connection_specification.rb
index 508132accb..901717ae3d 100644
--- a/activerecord/lib/active_record/connection_adapters/connection_specification.rb
+++ b/activerecord/lib/active_record/connection_adapters/connection_specification.rb
@@ -156,7 +156,6 @@ module ActiveRecord
env_config = config[env] if config[env].is_a?(Hash) && !(config[env].key?("adapter") || config[env].key?("url"))
end
- config.reject! { |k, v| v.is_a?(Hash) && !(v.key?("adapter") || v.key?("url")) }
config.merge! env_config if env_config
config.each do |key, value|
diff --git a/activerecord/lib/active_record/connection_handling.rb b/activerecord/lib/active_record/connection_handling.rb
index 88d28dc52a..ee0e651912 100644
--- a/activerecord/lib/active_record/connection_handling.rb
+++ b/activerecord/lib/active_record/connection_handling.rb
@@ -57,6 +57,10 @@ module ActiveRecord
spec = resolver.resolve(config).symbolize_keys
spec[:name] = spec_name
+ # use the primary config if a config is not passed in and
+ # it's a three tier config
+ spec = spec[spec_name.to_sym] if spec[spec_name.to_sym]
+
connection_handler.establish_connection(spec)
end