Restore query cache on rollback

7 files changed, 17 insertions, 9 deletions

diff --git a/activerecord/lib/active_record/connection_adapters/abstract/database_statements.rb b/activerecord/lib/active_record/connection_adapters/abstract/database_statements.rb
index 12b16b2473..59cdd8e98c 100644
--- a/activerecord/lib/active_record/connection_adapters/abstract/database_statements.rb
+++ b/activerecord/lib/active_record/connection_adapters/abstract/database_statements.rb
@@ -258,7 +258,18 @@ module ActiveRecord
 
       # Rolls back the transaction (and turns on auto-committing). Must be
       # done if the transaction block raises an exception or returns false.
-      def rollback_db_transaction() end
+      def rollback_db_transaction
+        exec_rollback_db_transaction
+      end
+
+      def exec_rollback_db_transaction() end #:nodoc:
+
+      def rollback_to_savepoint(name = nil)
+        exec_rollback_to_savepoint(name)
+      end
+
+      def exec_rollback_to_savepoint(name = nil) #:nodoc:
+      end
 
       def default_sequence_name(table, column)
         nil
diff --git a/activerecord/lib/active_record/connection_adapters/abstract/query_cache.rb b/activerecord/lib/active_record/connection_adapters/abstract/query_cache.rb
index 4a4506c7f5..5e27cfe507 100644
--- a/activerecord/lib/active_record/connection_adapters/abstract/query_cache.rb
+++ b/activerecord/lib/active_record/connection_adapters/abstract/query_cache.rb
@@ -3,7 +3,7 @@ module ActiveRecord
     module QueryCache
       class << self
         def included(base) #:nodoc:
-          dirties_query_cache base, :insert, :update, :delete
+          dirties_query_cache base, :insert, :update, :delete, :rollback_to_savepoint, :rollback_db_transaction
         end
 
         def dirties_query_cache(base, *method_names)
diff --git a/activerecord/lib/active_record/connection_adapters/abstract/savepoints.rb b/activerecord/lib/active_record/connection_adapters/abstract/savepoints.rb
index 25c17ce971..c0662f8473 100644
--- a/activerecord/lib/active_record/connection_adapters/abstract/savepoints.rb
+++ b/activerecord/lib/active_record/connection_adapters/abstract/savepoints.rb
@@ -9,7 +9,7 @@ module ActiveRecord
         execute("SAVEPOINT #{name}")
       end
 
-      def rollback_to_savepoint(name = current_savepoint_name)
+      def exec_rollback_to_savepoint(name = current_savepoint_name)
         execute("ROLLBACK TO SAVEPOINT #{name}")
       end
 
diff --git a/activerecord/lib/active_record/connection_adapters/abstract_adapter.rb b/activerecord/lib/active_record/connection_adapters/abstract_adapter.rb
index e0a4af5359..1dbcd7bb22 100644
--- a/activerecord/lib/active_record/connection_adapters/abstract_adapter.rb
+++ b/activerecord/lib/active_record/connection_adapters/abstract_adapter.rb
@@ -341,9 +341,6 @@ module ActiveRecord
       def create_savepoint(name = nil)
       end
 
-      def rollback_to_savepoint(name = nil)
-      end
-
       def release_savepoint(name = nil)
       end
 
diff --git a/activerecord/lib/active_record/connection_adapters/abstract_mysql_adapter.rb b/activerecord/lib/active_record/connection_adapters/abstract_mysql_adapter.rb
index c824a7b11b..7ca0fcfbcb 100644
--- a/activerecord/lib/active_record/connection_adapters/abstract_mysql_adapter.rb
+++ b/activerecord/lib/active_record/connection_adapters/abstract_mysql_adapter.rb
@@ -324,7 +324,7 @@ module ActiveRecord
         execute "COMMIT"
       end
 
-      def rollback_db_transaction #:nodoc:
+      def exec_rollback_db_transaction #:nodoc:
         execute "ROLLBACK"
       end
 
diff --git a/activerecord/lib/active_record/connection_adapters/postgresql/database_statements.rb b/activerecord/lib/active_record/connection_adapters/postgresql/database_statements.rb
index d09468329a..11d3f5301a 100644
--- a/activerecord/lib/active_record/connection_adapters/postgresql/database_statements.rb
+++ b/activerecord/lib/active_record/connection_adapters/postgresql/database_statements.rb
@@ -223,7 +223,7 @@ module ActiveRecord
         end
 
         # Aborts a transaction.
-        def rollback_db_transaction
+        def exec_rollback_db_transaction
           execute "ROLLBACK"
         end
       end
diff --git a/activerecord/lib/active_record/connection_adapters/sqlite3_adapter.rb b/activerecord/lib/active_record/connection_adapters/sqlite3_adapter.rb
index 0b8b6a2bf8..3e041c6d96 100644
--- a/activerecord/lib/active_record/connection_adapters/sqlite3_adapter.rb
+++ b/activerecord/lib/active_record/connection_adapters/sqlite3_adapter.rb
@@ -361,7 +361,7 @@ module ActiveRecord
         log('commit transaction',nil) { @connection.commit }
       end
 
-      def rollback_db_transaction #:nodoc:
+      def exec_rollback_db_transaction #:nodoc:
         log('rollback transaction',nil) { @connection.rollback }
       end