diff --git a/collection/opendb-banner/collection.json b/collection/opendb-banner/collection.json
index 8d7eb4d..dd3c1d2 100644
--- a/collection/opendb-banner/collection.json
+++ b/collection/opendb-banner/collection.json
@@ -1,57 +1,87 @@
 {
   "schema": {
     "bsonType": "object",
-    "required": [
-      "image_url"
-    ],
+    "required": ["bannerfile"],
+    "permission": {
+      "read": true
+    },
     "properties": {
       "_id": {
         "description": "ID，系统自动生成"
       },
-      "image_url": {
+      "bannerfile": {
         "bsonType": "file",
         "fileMediaType": "image",
-        "description": "图片url。可以是在线地址，也支持本地地址",
-        "label": "图片url",
-		"trim":"both"
+        "title": "图片文件",
+        "description": "图片文件信息，包括文件名、url等"
       },
       "open_url": {
         "bsonType": "string",
         "description": "点击跳转目标地址。如果是web地址则使用内置web-view打开；如果是本地页面则跳转本地页面；如果是schema地址则打开本地的app",
-        "label": "点击目标地址",
-        "pattern": "^(http://|https://|/|./|@/)\\S",
-		"trim":"both"
+        "title": "点击目标地址",
+        "format": "url",
+        "pattern": "^(http:\/\/|https:\/\/|\/|.\/|@\/)\\S",
+        "trim": "both"
       },
       "title": {
         "bsonType": "string",
-        "description": "标题。为避免背景图和前景文字靠色导致看不清，建议使用把标题作为图片的一部分来处理。如可以保证不靠色，则可以使用本字段，或者额外扩展title_color、title_bgcolor等字段",
+        "description": "注意标题文字颜色和背景图靠色导致看不清的问题",
         "maxLength": 20,
-        "label": "标题",
-		"trim":"both"
+        "title": "标题",
+        "trim": "both"
       },
       "sort": {
         "bsonType": "int",
-        "description": "排序",
-        "label": "排序"
+        "description": "数字越小，排序越前",
+        "title": "排序"
       },
       "category_id": {
         "bsonType": "string",
         "description": "多个栏目的banner都存在一个表里时可用这个字段区分",
-        "label": "分类id"
+        "title": "分类id"
       },
       "status": {
         "bsonType": "bool",
-        "description": "状态: false 禁用，true 正常",
         "defaultValue": true,
-        "label": "状态"
+        "title": "生效状态"
       },
       "description": {
         "bsonType": "string",
         "description": "维护者自用描述",
-        "label": "备注",
-		"trim":"both"
+        "title": "备注",
+        "trim": "both"
       }
     }
   },
-  "index": []
+  "index": [{
+      "IndexName": "sort_",
+      "MgoKeySchema": {
+        "MgoIndexKeys": [{
+          "Name": "sort",
+          "Direction": "1"
+        }],
+        "MgoIsUnique": false
+      }
+    },
+    {
+      "IndexName": "status_",
+      "MgoKeySchema": {
+        "MgoIndexKeys": [{
+          "Name": "status",
+          "Direction": "1"
+        }],
+        "MgoIsUnique": false
+      }
+    },
+    {
+      "IndexName": "category_id_",
+      "MgoKeySchema": {
+        "MgoIndexKeys": [{
+          "Name": "category_id",
+          "Direction": "1"
+        }],
+        "MgoIsUnique": false
+      }
+    }
+  ]
 }