数据库优化

src/main/java/com/izouma/nineth/domain/Collection.java

@@ -42,6 +42,7 @@ import java.util.List;
         @Index(columnList = "onShelf,del"),
         @Index(columnList = "onShelf,del,source"),
         @Index(columnList = "onShelf,del,source,salable"),
+        @Index(columnList = "onShelf,del,source,salable,price"),
 })
 @AllArgsConstructor
 @NoArgsConstructor