Improvements upon front lead to improvements here

db_models.py

@@ -6,6 +6,8 @@ from based.columns import (
 )
 from pydantic import BaseModel
 
+from db_addendum import UserRefColumnDefinition
+
 
 class AccessType(enum.Enum):
     READ = "read"
@@ -19,7 +21,6 @@ META_INFO_TABLE_SCHEMA = [
     PrimarySerialColumnDefinition("id"),
     TextColumnDefinition("name", unique=True),
     TextColumnDefinition("value"),
-    TextColumnDefinition("allowed_columns", default="*"),
 ]
 
 
@@ -27,7 +28,6 @@ class MetaInfo(BaseModel):
     id: int
     name: str
     value: str
-    allowed_columns: str
 
 
 USER_GROUP_TABLE_NAME = "user_group"
@@ -73,7 +73,7 @@ class User(BaseModel):
 USER_IN_USER_GROUP_JOIN_TABLE_NAME = "user_in_user_group"
 USER_IN_USER_GROUP_JOIN_TABLE_SCHEMA = [
     PrimarySerialColumnDefinition("id"),
-    IntegerColumnDefinition("user_id"),
+    UserRefColumnDefinition("user_id"),
     IntegerColumnDefinition("user_group_id"),
 ]
 
@@ -108,7 +108,7 @@ ASSETS_TABLE_SCHEMA = [
     TextColumnDefinition("name"),
     TextColumnDefinition("description", default=""),
     TextColumnDefinition("fid"),
-    TextColumnDefinition("catalog", default="/root"),
+    TextColumnDefinition("tags", default=""),
 ]
 
 
@@ -118,19 +118,3 @@ class Asset(BaseModel):
     description: str
     fid: str
     catalog: str
-
-
-ASSET_ACCESS_TABLE_NAME = "asset_access"
-ASSET_ACCESS_TABLE_SCHEMA = [
-    PrimarySerialColumnDefinition("id"),
-    IntegerColumnDefinition("user_group_id"),
-    IntegerColumnDefinition("asset_id"),
-    TextColumnDefinition("access_type"),
-]
-
-
-class AssetAccess(BaseModel):
-    id: int
-    user_group_id: int
-    asset_id: int
-    access_type: str