From 86efdc3efdc2166a8a2c03d765ebafb8c680b100 Mon Sep 17 00:00:00 2001
From: sunkaixuan <610262374@qq.com>
Date: Wed, 18 Oct 2023 15:12:01 +0800
Subject: [PATCH] Queryable.Distinct().Select(exp,true)

---
 .../SqlSugar/Abstract/SqlBuilderProvider/QueryBuilder.cs        | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Src/Asp.NetCore2/SqlSugar/Abstract/SqlBuilderProvider/QueryBuilder.cs b/Src/Asp.NetCore2/SqlSugar/Abstract/SqlBuilderProvider/QueryBuilder.cs
index 79b41bece..725315046 100644
--- a/Src/Asp.NetCore2/SqlSugar/Abstract/SqlBuilderProvider/QueryBuilder.cs
+++ b/Src/Asp.NetCore2/SqlSugar/Abstract/SqlBuilderProvider/QueryBuilder.cs
@@ -811,7 +811,7 @@ namespace SqlSugar
                 {
                     this.SelectCacheKey = this.SelectCacheKey + string.Join("-", this._JoinQueryInfos.Select(it => it.TableName));
                 }
-                if (IsDistinct)
+                if (IsDistinct&&result?.StartsWith("DISTINCT ")!=true)
                 {
                     result = " DISTINCT " + result;
                 }