Fix description of OID in TypeMapInitializer

[ci skip]

1 files changed, 1 insertions, 1 deletions

diff --git a/activerecord/lib/active_record/connection_adapters/postgresql/oid/type_map_initializer.rb b/activerecord/lib/active_record/connection_adapters/postgresql/oid/type_map_initializer.rb
index e396ff4a1e..35e699eeda 100644
--- a/activerecord/lib/active_record/connection_adapters/postgresql/oid/type_map_initializer.rb
+++ b/activerecord/lib/active_record/connection_adapters/postgresql/oid/type_map_initializer.rb
@@ -4,7 +4,7 @@ module ActiveRecord
       module OID # :nodoc:
         # This class uses the data from PostgreSQL pg_type table to build
         # the OID -> Type mapping.
-        #   - OID is and integer representing the type.
+        #   - OID is an integer representing the type.
         #   - Type is an OID::Type object.
         # This class has side effects on the +store+ passed during initialization.
         class TypeMapInitializer # :nodoc: