From 44ef30f4e38bbbd18926ea7dd9014ceb4da9a057 Mon Sep 17 00:00:00 2001
From: sunkaixuan <610262374@qq.com>
Date: Mon, 7 Oct 2024 15:03:15 +0800
Subject: [PATCH] Update Storageable

---
 .../SqlSugar/Abstract/SaveableProvider/Storageable.cs         | 4 ++++
 .../SqlBuilderProvider/SqlBuilderProvider_Condition.cs        | 2 +-
 2 files changed, 5 insertions(+), 1 deletion(-)

diff --git a/Src/Asp.NetCore2/SqlSugar/Abstract/SaveableProvider/Storageable.cs b/Src/Asp.NetCore2/SqlSugar/Abstract/SaveableProvider/Storageable.cs
index 3d258e656..a5f2e1655 100644
--- a/Src/Asp.NetCore2/SqlSugar/Abstract/SaveableProvider/Storageable.cs
+++ b/Src/Asp.NetCore2/SqlSugar/Abstract/SaveableProvider/Storageable.cs
@@ -551,6 +551,10 @@ namespace SqlSugar
                 foreach (var item in whereColumns)
                 {
                     var value = item.PropertyInfo.GetValue(dataItem.Item, null);
+                    if (value is string str&&str=="null") 
+                    {
+                        value = $"[null]";
+                    }
                     if (value != null&&value.GetType().IsEnum()) 
                     {
                         if (this.Context.CurrentConnectionConfig.MoreSettings?.TableEnumIsString == true)
diff --git a/Src/Asp.NetCore2/SqlSugar/Abstract/SqlBuilderProvider/SqlBuilderProvider_Condition.cs b/Src/Asp.NetCore2/SqlSugar/Abstract/SqlBuilderProvider/SqlBuilderProvider_Condition.cs
index 2d7daa13f..ab4b7c587 100644
--- a/Src/Asp.NetCore2/SqlSugar/Abstract/SqlBuilderProvider/SqlBuilderProvider_Condition.cs
+++ b/Src/Asp.NetCore2/SqlSugar/Abstract/SqlBuilderProvider/SqlBuilderProvider_Condition.cs
@@ -389,7 +389,7 @@ namespace SqlSugar
             {
                 if (item.FieldValue == "[null]")
                 {
-                    item.FieldValue = "'null'";
+                    item.FieldValue = "null";
                 }
                 builder.AppendFormat(temp, type, item.FieldName.ToSqlFilter(), "=", parameterName);
                 parameters.Add(new SugarParameter(parameterName, GetFieldValue(item)));