diff --git a/README.md b/README.md
index 394d13f..841fd0c 100644
--- a/README.md
+++ b/README.md
@@ -65,6 +65,16 @@ CREATE INDEX idx_id_desc ON web_images (id DESC);
 -- 复合筛选降序索引 article_category_top_id
 CREATE INDEX idx_acti_id_desc ON web_images (article_category_top_id, id DESC);
 
+-- 为 web_images 表的 color 设置复合索引用于筛选
+CREATE INDEX idx_color_0 ON web_images (color_0_r, color_0_g, color_0_b);
+CREATE INDEX idx_color_1 ON web_images (color_1_r, color_1_g, color_1_b);
+
+-- 为 web_images 表的 day_rank 行设置倒序索引用于排序
+CREATE INDEX idx_day_rank_desc ON web_images (day_rank DESC);
+
+
+
+
 ```
 
 ```bash
diff --git a/api/image.go b/api/image.go
index 0c66916..92f1f4f 100644
--- a/api/image.go
+++ b/api/image.go
@@ -46,6 +46,11 @@ type Image struct {
 	Emoji4       int       `json:"emoji4"`
 	Emoji5       int       `json:"emoji5"`
 	Views        int       `json:"views"`
+	DayRank      int       `json:"day_rank"`
+	WeekRank     int       `json:"week_rank"`
+	MonthRank    int       `json:"month_rank"`
+	YearRank     int       `json:"year_rank"`
+	AeonRank     int       `json:"aeon_rank"`
 }
 
 func (Image) TableName() string {
@@ -159,13 +164,18 @@ var imageType = graphql.NewObject(graphql.ObjectConfig{
 				return p.Source.(Image).Text, nil
 			},
 		},
-		"user":   &graphql.Field{Type: userType, Description: "图像所属用户"},
-		"emoji1": &graphql.Field{Type: graphql.Int, Description: "表情1数量"},
-		"emoji2": &graphql.Field{Type: graphql.Int, Description: "表情2数量"},
-		"emoji3": &graphql.Field{Type: graphql.Int, Description: "表情3数量"},
-		"emoji4": &graphql.Field{Type: graphql.Int, Description: "表情4数量"},
-		"emoji5": &graphql.Field{Type: graphql.Int, Description: "表情5数量"},
-		"views":  &graphql.Field{Type: graphql.Int, Description: "浏览量"},
+		"user":       &graphql.Field{Type: userType, Description: "图像所属用户"},
+		"emoji1":     &graphql.Field{Type: graphql.Int, Description: "表情1数量"},
+		"emoji2":     &graphql.Field{Type: graphql.Int, Description: "表情2数量"},
+		"emoji3":     &graphql.Field{Type: graphql.Int, Description: "表情3数量"},
+		"emoji4":     &graphql.Field{Type: graphql.Int, Description: "表情4数量"},
+		"emoji5":     &graphql.Field{Type: graphql.Int, Description: "表情5数量"},
+		"views":      &graphql.Field{Type: graphql.Int, Description: "浏览量"},
+		"day_rank":   &graphql.Field{Type: graphql.String, Description: "日榜"},
+		"week_rank":  &graphql.Field{Type: graphql.String, Description: "周榜"},
+		"month_rank": &graphql.Field{Type: graphql.String, Description: "月榜"},
+		"year_rank":  &graphql.Field{Type: graphql.String, Description: "年榜"},
+		"aeon_rank":  &graphql.Field{Type: graphql.String, Description: "总榜"},
 	},
 })
 
@@ -564,6 +574,12 @@ var ImageItems = &graphql.Field{
 			)).As("row_num"))
 		}
 
+		//// 针对排行榜优化, 减少结果集
+		//if p.Args["sort"] != nil && p.Args["sort"].(string) == "day_rank" {
+		//	fmt.Println("针对排行榜优化, 减少结果集 day_rank > 0")
+		//	query = query.Where(goqu.L("day_rank > 0"))
+		//}
+
 		// 图像按点赞顺序排序 p.Args["sort"].(string) == "praise_time"
 		if p.Args["praise"] != nil {
 			query = query.Select("web_images.id", goqu.L(