diff --git a/collection/uni-im-conversation/collection.json b/collection/uni-im-conversation/collection.json
index f82cd15..659e117 100644
--- a/collection/uni-im-conversation/collection.json
+++ b/collection/uni-im-conversation/collection.json
@@ -3,9 +3,9 @@
     "bsonType": "object",
     "required": [],
     "permission": {
-      "read": "doc.owner_uid == auth.uid",
+      "read": "doc.user_id == auth.uid",
       "create": false,
-      "update": "doc.owner_uid == auth.uid",
+      "update": "doc.user_id == auth.uid",
       "delete": false
     },
     "properties": {
@@ -26,15 +26,15 @@
           "write": false
         }
       },
-      "owner_uid": {
+      "user_id": {
         "description": "所属用户id",
         "bsonType": "string",
         "permission": {
           "write": false
         }
       },
-      "user_id": {
-        "description": "对话的用户id",
+      "friend_uid": {
+        "description": "对话的好友的用户id",
         "permission": {
           "write": false
         }
@@ -47,14 +47,18 @@
       },
       "unread_count": {
         "description": "未读消息数量",
-        "bsonType": "int"
+        "bsonType": "int",
+        "defaultValue": 0
       },
       "last_msg_note": {
         "description": "最后一条消息概述（文本消息的前n个字，消息为多媒体时只描述类型）"
       },
       "update_time": {
         "bsonType": "timestamp",
-        "description": "最后一次会话时间"
+        "description": "最后一次会话时间",
+        "defaultValue": {
+          "$env": "now"
+        }
       }
     }
   },
diff --git a/collection/uni-im-conversation/package.json b/collection/uni-im-conversation/package.json
index 9cd64c8..40adcc4 100644
--- a/collection/uni-im-conversation/package.json
+++ b/collection/uni-im-conversation/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@opendb/uni-im-conversation",
-  "version": "0.0.1",
+  "version": "0.0.2",
   "description": "uni-im-conversation",
   "keywords": ["uni-im","即时通讯"],
   "opendb": {
diff --git a/collection/uni-im-friend-invite/collection.json b/collection/uni-im-friend-invite/collection.json
new file mode 100644
index 0000000..3ed1b99
--- /dev/null
+++ b/collection/uni-im-friend-invite/collection.json
@@ -0,0 +1,71 @@
+{
+  "schema": {
+    "bsonType": "object",
+    "required": [],
+    "permission": {
+      "read": "doc.to_uid == auth.uid || doc.from_uid == auth.uid",
+      "create": true,
+      "update": "doc.to_uid == auth.uid",
+      "delete": "doc.to_uid == auth.uid"
+    },
+    "properties": {
+      "_id": {
+        "description": "ID，系统自动生成"
+      },
+      "from_uid": {
+        "description": "发出邀请的用户id",
+        "bsonType": "string",
+        "forceDefaultValue": {
+          "$env": "uid"
+        },
+        "foreignKey": "uni-id-users._id"
+      },
+      "to_uid": {
+        "defaultValue": "接收邀请的用户id",
+        "bsonType": "string",
+        "enum": {
+          "collection": "uni-id-users",
+          "field": "_id as value,username as text"
+        },
+        "foreignKey": "uni-id-users._id"
+      },
+      "message": {
+        "bsonType": "string",
+        "description": "申请加群的验证或请求信息"
+      },
+      "creat_time": {
+        "bsonType": "timestamp",
+        "description": "申请入群时间",
+        "forceDefaultValue": {
+          "$env": "now"
+        }
+      },
+      "state": {
+        "bsonType": "int",
+        "description": "状态",
+        "enum": [{
+            "text": "待处理",
+            "value": 0
+          },
+          {
+            "text": "已同意",
+            "value": 100
+          },
+          {
+            "text": "已拒绝",
+            "value": -100
+          }
+        ],
+        "forceDefaultValue": 0
+      },
+      "update_time": {
+        "bsonType": "timestamp",
+        "description": "更新申请入群时间（多次申请加入更新此字段）",
+        "forceDefaultValue": {
+          "$env": "now"
+        }
+      }
+    }
+  },
+  "index": []
+}
diff --git a/collection/uni-im-friend-invite/package.json b/collection/uni-im-friend-invite/package.json
new file mode 100644
index 0000000..6c8114c
--- /dev/null
+++ b/collection/uni-im-friend-invite/package.json
@@ -0,0 +1,17 @@
+{
+  "name": "@opendb/uni-im-friend-invite",
+  "version": "0.0.1",
+  "description": "uni-im-friend-invite",
+  "keywords": ["uni-im","即时通讯"],
+  "opendb": {
+    "title": "uni-im邀请用户成为好友",
+    "type": "collection",
+    "contributors": [
+      {
+        "name": "DCloud_JSON",
+        "email": "",
+        "homepage": ""
+      }
+    ]
+  }
+}
diff --git a/collection/uni-push-message/collection.json b/collection/uni-push-message/collection.json
new file mode 100644
index 0000000..b280a87
--- /dev/null
+++ b/collection/uni-push-message/collection.json
@@ -0,0 +1,25 @@
+{
+  "schema": {
+    "bsonType": "object",
+    "required": [],
+    "permission": {
+      "read": true,
+      "create": false,
+      "update": "doc.user_id == auth.uid",
+      "delete": false
+    },
+    "properties": {
+      "_id": {
+        "description": "ID，系统自动生成"
+      },
+      "is_read": {
+        "bsonType": "bool",
+        "defaultValue": false
+      },
+      "payload": {
+        "state": {}
+      }
+    }
+  },
+  "index": []
+}
diff --git a/collection/uni-push-message/package.json b/collection/uni-push-message/package.json
new file mode 100644
index 0000000..0418500
--- /dev/null
+++ b/collection/uni-push-message/package.json
@@ -0,0 +1,17 @@
+{
+  "name": "@opendb/uni-push-message",
+  "version": "0.0.1",
+  "description": "uni-push-message",
+  "keywords": ["uni-push","即时通讯"],
+  "opendb": {
+    "title": "统一推送消息记录",
+    "type": "collection",
+    "contributors": [
+      {
+        "name": "DCloud_JSON",
+        "email": "",
+        "homepage": ""
+      }
+    ]
+  }
+}