From afd45ae23c6b4d17a3fa2d58fdeb1570f36eadd7 Mon Sep 17 00:00:00 2001
From: sunkaixuan <610262374@qq.com>
Date: Sun, 7 May 2023 12:44:55 +0800
Subject: [PATCH] =?UTF-8?q?=E4=BA=BA=E5=A4=A7=E9=87=91=E4=BB=93=20=20=20up?=
 =?UTF-8?q?udate=20=20join?=
MIME-Version: 1.0
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Content-Transfer-Encoding: 8bit

---
 .../Kdbndp/SqlBuilder/KdbndpUpdateBuilder.cs       | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/Src/Asp.Net/SqlSugar/Realization/Kdbndp/SqlBuilder/KdbndpUpdateBuilder.cs b/Src/Asp.Net/SqlSugar/Realization/Kdbndp/SqlBuilder/KdbndpUpdateBuilder.cs
index a41941622..bc1c84d14 100644
--- a/Src/Asp.Net/SqlSugar/Realization/Kdbndp/SqlBuilder/KdbndpUpdateBuilder.cs
+++ b/Src/Asp.Net/SqlSugar/Realization/Kdbndp/SqlBuilder/KdbndpUpdateBuilder.cs
@@ -180,5 +180,19 @@ namespace SqlSugar
             }
             return batchUpdateSql.ToString();
         }
+
+        protected override string GetJoinUpdate(string columnsString, ref string whereString)
+        {
+            var formString = $"  {Builder.GetTranslationColumnName(this.TableName)}  AS {Builder.GetTranslationColumnName(this.ShortName)} ";
+            var joinString = "";
+            foreach (var item in this.JoinInfos)
+            {
+                whereString += " AND " + item.JoinWhere;
+                joinString += $"\r\n FROM {Builder.GetTranslationColumnName(item.TableName)}  {Builder.GetTranslationColumnName(item.ShortName)} ";
+            }
+            var tableName = formString + "\r\n ";
+            columnsString = columnsString.Replace(Builder.GetTranslationColumnName(this.ShortName) + ".", "") + joinString;
+            return string.Format(SqlTemplate, tableName, columnsString, whereString);
+        }
     }
 }