Fix typo a -> an, an -> a [ci skip]

2 files changed, 2 insertions, 2 deletions

diff --git a/activerecord/lib/active_record/middleware/database_selector.rb b/activerecord/lib/active_record/middleware/database_selector.rb
index aad263695b..b5b5df074c 100644
--- a/activerecord/lib/active_record/middleware/database_selector.rb
+++ b/activerecord/lib/active_record/middleware/database_selector.rb
@@ -11,7 +11,7 @@ module ActiveRecord
     # behavior.
     #
     # The resolver class defines when the application should switch (i.e. read
-    # from the primary if a write occurred less than 2 seconds ago) and an
+    # from the primary if a write occurred less than 2 seconds ago) and a
     # resolver context class that sets a value that helps the resolver class
     # decide when to switch.
     #
diff --git a/activerecord/lib/active_record/persistence.rb b/activerecord/lib/active_record/persistence.rb
index 2213fbefb4..510a275b4e 100644
--- a/activerecord/lib/active_record/persistence.rb
+++ b/activerecord/lib/active_record/persistence.rb
@@ -142,7 +142,7 @@ module ActiveRecord
         end
       end
 
-      # Deletes the row with a primary key matching the +id+ argument, using a
+      # Deletes the row with a primary key matching the +id+ argument, using an
       # SQL +DELETE+ statement, and returns the number of rows deleted. Active
       # Record objects are not instantiated, so the object's callbacks are not
       # executed, including any <tt>:dependent</tt> association options.