From 8272c56026247257d6cab6461198e38b80fed746 Mon Sep 17 00:00:00 2001
From: ddCat <2695092045@qq.com>
Date: Mon, 3 Aug 2026 10:15:31 +0800
Subject: [PATCH] =?UTF-8?q?fix(database):=20=E6=8A=80=E8=83=BD=E5=BA=93=20?=
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---
 backend/internal/repository/skills.go | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/backend/internal/repository/skills.go b/backend/internal/repository/skills.go
index 8ed392a9e..369e99573 100644
--- a/backend/internal/repository/skills.go
+++ b/backend/internal/repository/skills.go
@@ -60,7 +60,8 @@ func (r *Repository) Skills(filter SkillListFilter) ([]model.Skill, int64, error
 		order = "(skills.initial_added_count + (SELECT COUNT(*) FROM user_skill_states metric_states WHERE metric_states.skill_id = skills.id AND metric_states.added = true)) desc, skills.updated_at desc"
 	}
 	var skills []model.Skill
-	err := query.Select("skills.*").Distinct().Order(order).Limit(filter.Limit).Offset(filter.Offset).Find(&skills).Error
+	// 用户状态按用户和技能唯一，列表 JOIN 不会重复；省略 DISTINCT 也避免 PostgreSQL 拒绝未出现在 SELECT 中的热门排序表达式。
+	err := query.Select("skills.*").Order(order).Limit(filter.Limit).Offset(filter.Offset).Find(&skills).Error
 	return skills, total, err
 }