From bbbdc903de4a2f09b920535a9ae6290d59912095 Mon Sep 17 00:00:00 2001
From: lw <lw@qq.com>
Date: Fri, 22 Mar 2024 15:18:32 +0800
Subject: [PATCH] =?UTF-8?q?support=20for=20enum=20type=20of=20db=20/?=
 =?UTF-8?q?=E6=94=AF=E6=8C=81=E6=95=B0=E6=8D=AE=E5=BA=93=20enum?=
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---
 Dapper/SqlMapper.cs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Dapper/SqlMapper.cs b/Dapper/SqlMapper.cs
index 5575a6f5f..ed1644462 100644
--- a/Dapper/SqlMapper.cs
+++ b/Dapper/SqlMapper.cs
@@ -447,7 +447,7 @@ public static void SetDbType(IDataParameter parameter, object value)
             handler = null;
             var nullUnderlyingType = Nullable.GetUnderlyingType(type);
             if (nullUnderlyingType is not null) type = nullUnderlyingType;
-            if (type.IsEnum && !typeMap.ContainsKey(type))
+            if (type.IsEnum && !typeMap.ContainsKey(type) && !typeHandlers.ContainsKey(type))
             {
                 type = Enum.GetUnderlyingType(type);
             }