From 9f32b34879a1ec2714b2f01ebc79d9938b09c48f Mon Sep 17 00:00:00 2001
From: 2881099 <2881099@qq.com>
Date: Wed, 16 Aug 2023 13:09:51 +0800
Subject: [PATCH] update

---
 Update-Data.md | 8 ++++++++
 修改.md        | 5 +++++
 2 files changed, 13 insertions(+)

diff --git a/Update-Data.md b/Update-Data.md
index 2d8e3b4..bfe066c 100644
--- a/Update-Data.md
+++ b/Update-Data.md
@@ -158,6 +158,14 @@ fsql.Update<Topic>()
 
 > After the specified `Set` column is updated, `SetSource` will become invalid
 
+> SetSource defaults to relying on the IsPrimary attribute of the entity, and temporary primary keys can use SetSource (items, a=>a. Code)
+
+> Oracle CASE when N '' character set mismatch,
+
+- Reason: Inconsistency between entity primary key Column DbType and table type,
+
+- Solution: [Column (DbType = "varchar2", StingLength = 255)]
+
 ## 4. Custom SQL
 
 ```csharp
diff --git a/修改.md b/修改.md
index 6f89d4f..813fe72 100644
--- a/修改.md
+++ b/修改.md
@@ -161,6 +161,11 @@ fsql.Update<Topic>()
 
 > SetSource 默认依赖实体 IsPrimary 特性，临时主键可使用 SetSource(items, a => a.Code)
 
+> Oracle CASE when N'' 字符集不匹配，
+
+- 原因：实体主键 Column DbType 与表类型不一致造成，
+- 解决：[Column(DbType = "varchar2", StingLength = 255)]
+
 ## 4、自定义SQL
 
 ```csharp