From eed6dfdf3ad898d901e791fb3acd078be7c94ecb Mon Sep 17 00:00:00 2001
From: Gregory Burd <greg@basho.com>
Date: Sat, 3 Dec 2011 09:44:59 -0500
Subject: [PATCH 1/2] A cursor get() of an undefined Key will position the
 cursor.

---
 src/bdberl.erl | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/src/bdberl.erl b/src/bdberl.erl
index fba2ce3..bd27bc3 100644
--- a/src/bdberl.erl
+++ b/src/bdberl.erl
@@ -1374,7 +1374,12 @@ cursor_get(Key) ->
     not_found | {ok, db_key(), db_value()} | db_error().
 
 cursor_get(Key, Opts) ->
-    {KeyLen, KeyBin} = to_binary(Key),
+    case Key of
+        undefined ->
+            {KeyLen, KeyBin} = {0, <<>>};
+        _ ->
+            {KeyLen, KeyBin} = to_binary(Key)
+    end,
     Flags = process_flags(Opts),
     Cmd = <<Flags:32/native, KeyLen:32/native, KeyBin/bytes>>,
     <<Result:32/signed-native>> = erlang:port_control(get_port(), ?CMD_CURSOR_GET, Cmd),

From fed8c726e2b7a027dbdd5a03f861614b0e9a9419 Mon Sep 17 00:00:00 2001
From: Gregory Burd <greg@basho.com>
Date: Sat, 3 Dec 2011 09:45:43 -0500
Subject: [PATCH 2/2] Ensure all databases are opened with auto commit enabled.

---
 c_src/bdberl_drv.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/c_src/bdberl_drv.c b/c_src/bdberl_drv.c
index b9aad6c..a46e9a0 100644
--- a/c_src/bdberl_drv.c
+++ b/c_src/bdberl_drv.c
@@ -1169,6 +1169,8 @@ static int open_database(const char* name, DBTYPE type, unsigned int flags, Port
             }
         }
 
+        flags |= DB_AUTO_COMMIT;
+
         // Attempt to open our database
         DBGCMD(data, "db->open(%p, 0, '%s', 0, %x, %08x, 0);", db, name, type, flags);
         rc = db->open(db, 0, name, 0, type, flags, 0);