From 3774c3024a8369cb2053eea61abc95c5420c9daa Mon Sep 17 00:00:00 2001
From: Richard Dingwall <rdingwall@gmail.com>
Date: Mon, 2 Apr 2012 19:38:17 +0100
Subject: [PATCH] Fixed an 'ORA-01008: not all variables bound' error where
 null was being passed instead of DbNull.Value (issue #58)

---
 product/roundhouse.databases.oracle/OracleDatabase.cs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/product/roundhouse.databases.oracle/OracleDatabase.cs b/product/roundhouse.databases.oracle/OracleDatabase.cs
index f2df4ad2..b2924f21 100644
--- a/product/roundhouse.databases.oracle/OracleDatabase.cs
+++ b/product/roundhouse.databases.oracle/OracleDatabase.cs
@@ -172,7 +172,7 @@ private IParameter<IDbDataParameter> create_parameter(string name, DbType type,
             parameter.Direction = ParameterDirection.Input;
             parameter.ParameterName = name;
             parameter.DbType = type;
-            parameter.Value = value;
+            parameter.Value = value ?? DBNull.Value;
             if (size != null)
             {
                 parameter.Size = size.Value;