diff --git a/CONTRIBUTORS b/CONTRIBUTORS
--- a/CONTRIBUTORS
+++ b/CONTRIBUTORS
@@ -5,3 +5,4 @@
 Joey Adams <joeyadams3.14159@gmail.com>
 Rekado <rekado@elephly.net>
 Leonid Onokhov <sopvop@gmail.com>
+Jason Dusek <jason.dusek@gmail.com>
diff --git a/postgresql-simple.cabal b/postgresql-simple.cabal
--- a/postgresql-simple.cabal
+++ b/postgresql-simple.cabal
@@ -1,5 +1,5 @@
 Name:                postgresql-simple
-Version:             0.2.2.0
+Version:             0.2.3.0
 Synopsis:            Mid-Level PostgreSQL client library
 Description:
     Mid-Level PostgreSQL client library, forked from mysql-simple.
@@ -66,7 +66,7 @@
 source-repository this
   type:     git
   location: http://github.com/lpsmith/postgresql-simple
-  tag:      v0.2.2.0
+  tag:      v0.2.3.0
 
 test-suite test
   type:           exitcode-stdio-1.0
diff --git a/src/Database/PostgreSQL/Simple.hs b/src/Database/PostgreSQL/Simple.hs
--- a/src/Database/PostgreSQL/Simple.hs
+++ b/src/Database/PostgreSQL/Simple.hs
@@ -43,6 +43,9 @@
     -- ** Modifying multiple rows at once
     -- $many
 
+    -- ** @RETURNING@: modifications that returns results
+    -- $returning
+
     -- * Extracting results
     -- $result
 
@@ -86,6 +89,7 @@
     , foldWithOptions_
     , forEach
     , forEach_
+    , returning
     -- * Statements that do not return results
     , execute
     , execute_
@@ -126,8 +130,7 @@
 import           Data.List (intersperse)
 import           Data.Monoid (mappend, mconcat)
 import           Data.Typeable (Typeable)
-import           Database.PostgreSQL.Simple.BuiltinTypes
-                   ( oid2builtin, builtin2typname )
+import           Database.PostgreSQL.Simple.BuiltinTypes ( oid2typname )
 import           Database.PostgreSQL.Simple.Compat ( mask )
 import           Database.PostgreSQL.Simple.FromField (ResultError(..))
 import           Database.PostgreSQL.Simple.FromRow (FromRow(..))
@@ -194,7 +197,7 @@
       return . toByteString . mconcat $ fromByteString before :
                                         intersperse (fromChar ',') bs ++
                                         [fromByteString after]
-    Nothing -> fmtError "syntax error in query template for executeMany" q []
+    Nothing -> fmtError "syntax error in multi-row template" q []
 
 -- Split the input string into three pieces, @before@, @qbits@, and @after@,
 -- following this grammar:
@@ -345,6 +348,20 @@
   result <- exec conn =<< formatMany conn q qs
   finishExecute conn q result
 
+-- | Execute @INSERT ... RETURNING@, @UPDATE ... RETURNING@, or other SQL
+-- query that accepts multi-row input and is expected to return results.
+-- Note that it is possible to write
+--    @'query' conn "INSERT ... RETURNING ..." ...@
+-- in cases where you are only inserting a single row,  and do not need
+-- functionality analogous to 'executeMany'.
+--
+-- Throws 'FormatError' if the query could not be formatted correctly.
+returning :: (ToRow q, FromRow r) => Connection -> Query -> [q] -> IO [r]
+returning _ _ [] = return []
+returning conn q qs = do
+  result <- exec conn =<< formatMany conn q qs
+  finishQuery conn q result
+
 -- | Perform a @SELECT@ or other SQL query that is expected to return
 -- results. All results are retrieved and converted before this
 -- function returns.
@@ -857,6 +874,20 @@
 -- > insert into users (first_name,last_name) values
 -- >   ('Boris','Karloff'),('Ed','Wood')
 
+-- $returning
+--
+-- The 'returning' function is similar to 'executeMany' but is
+-- intended for use with multi-tuple @INSERT@ or @UPDATE@ statements
+-- that make use of @RETURNING@.
+--
+-- For example, were there an auto-incrementing @id@ column and
+-- timestamp column @t@ that defaulted to the present time for the
+-- @sales@ table, then the following query would insert two new
+-- sales records and also return their new @id@s and timestamps.
+--
+-- > let q = "insert into sales (amount, label) values (?,?) returning id, t"
+-- > xs :: [(Int, UTCTime)] <- returning conn q [(20,"Chips"),(300,"Wood")]
+
 -- $result
 --
 -- The 'query' and 'query_' functions return a list of values in the
@@ -934,8 +965,8 @@
 
 getTypename :: Connection -> PQ.Oid -> IO ByteString
 getTypename conn@Connection{..} oid =
-  case oid2builtin oid of
-    Just builtin -> return $! builtin2typname builtin
+  case oid2typname oid of
+    Just name -> return name
     Nothing -> modifyMVar connectionObjects $ \oidmap -> do
       case IntMap.lookup (oid2int oid) oidmap of
         Just name -> return (oidmap, name)