From 6f68a929507de2e1633c4cb6a8878cf37bbb51c3 Mon Sep 17 00:00:00 2001
From: sunkaixuan <610262374@qq.com>
Date: Wed, 7 Jun 2017 14:25:33 +0800
Subject: [PATCH] -

---
 .../DbBindProvider/IDataReaderEntityBuilder.cs         |  3 ++-
 .../Abstract/DbBindProvider/IDataRecordExtensions.cs   | 10 ++++++++++
 2 files changed, 12 insertions(+), 1 deletion(-)

diff --git a/SqlSugar/Abstract/DbBindProvider/IDataReaderEntityBuilder.cs b/SqlSugar/Abstract/DbBindProvider/IDataReaderEntityBuilder.cs
index a57278681..e707a2181 100644
--- a/SqlSugar/Abstract/DbBindProvider/IDataReaderEntityBuilder.cs
+++ b/SqlSugar/Abstract/DbBindProvider/IDataReaderEntityBuilder.cs
@@ -51,6 +51,7 @@ namespace SqlSugar
         private static readonly MethodInfo getInt64 = typeof(IDataRecord).GetMethod("GetInt64", new Type[] { typeof(int) });
         private static readonly MethodInfo getString = typeof(IDataRecord).GetMethod("GetString", new Type[] { typeof(int) });
         private static readonly MethodInfo getEnum = typeof(IDataRecordExtensions).GetMethod("GetEnum");
+        private static readonly MethodInfo getConvertString = typeof(IDataRecordExtensions).GetMethod("GetConvertString");
         private static readonly MethodInfo getConvertFloat = typeof(IDataRecordExtensions).GetMethod("GetConvertFloat");
         private static readonly MethodInfo getConvertBoolean = typeof(IDataRecordExtensions).GetMethod("GetConvertBoolean");
         private static readonly MethodInfo getConvertByte = typeof(IDataRecordExtensions).GetMethod("GetConvertByte");
@@ -216,7 +217,7 @@ namespace SqlSugar
                     break;
             }
             if (method == null&&bindPropertyType == PubConst.StringType) {
-                method = getString;
+                method = getConvertString;
             }
             if (method == null)
                 method = getOtherNull.MakeGenericMethod(bindPropertyType);
diff --git a/SqlSugar/Abstract/DbBindProvider/IDataRecordExtensions.cs b/SqlSugar/Abstract/DbBindProvider/IDataRecordExtensions.cs
index 32e78b261..3eddf4895 100644
--- a/SqlSugar/Abstract/DbBindProvider/IDataRecordExtensions.cs
+++ b/SqlSugar/Abstract/DbBindProvider/IDataRecordExtensions.cs
@@ -118,6 +118,16 @@ namespace SqlSugar
             return reval;
         }
 
+        public static string GetConvertString(this IDataRecord dr, int i)
+        {
+            if (dr.IsDBNull(i))
+            {
+                return null;
+            }
+            var reval =Convert.ToString(dr.GetValue(i));
+            return reval;
+        }
+
         public static Nullable<T> GetOtherNull<T>(this IDataReader dr, int i) where T : struct
         {
             if (dr.IsDBNull(i))