From 5d4184a564d49ae15a7df7438e368a43711d8a7e Mon Sep 17 00:00:00 2001
From: sunkaixuan <610262374@qq.com>
Date: Fri, 24 May 2019 19:10:02 +0800
Subject: [PATCH] Code optimization

---
 .../Abstract/DbBindProvider/IDataRecordExtensions.cs   | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

diff --git a/Src/Asp.Net/SqlSugar/Abstract/DbBindProvider/IDataRecordExtensions.cs b/Src/Asp.Net/SqlSugar/Abstract/DbBindProvider/IDataRecordExtensions.cs
index e543f4aaf..0c9277467 100644
--- a/Src/Asp.Net/SqlSugar/Abstract/DbBindProvider/IDataRecordExtensions.cs
+++ b/Src/Asp.Net/SqlSugar/Abstract/DbBindProvider/IDataRecordExtensions.cs
@@ -225,13 +225,19 @@ namespace SqlSugar
             {
                 return null;
             }
-            return (T)Convert.ChangeType(dr.GetValue(i), typeof(T));
+            var result = dr.GetValue(i);
+            return UtilMethods.To<T>(result);
 
         }
 
         public static T GetOther<T>(this IDataReader dr, int i)
         {
-            return (T)Convert.ChangeType(dr.GetValue(i), typeof(T));
+            if (dr.IsDBNull(i))
+            {
+                return default(T);
+            }
+            var result = dr.GetValue(i);
+            return UtilMethods.To<T>(result);
         }
 
         public static T GetJson<T>(this IDataReader dr, int i)