Revert "feat: allow assets to be managed externally (apache#18093)"

This reverts commit 1c0b141.

superset/connectors/base/models.py

@@ -110,8 +110,6 @@ def name(self) -> str:
     params = Column(String(1000))
     perm = Column(String(1000))
     schema_perm = Column(String(1000))
-    is_managed_externally = Column(Boolean, nullable=False, default=False)
-    external_url = Column(Text, nullable=True)
 
     sql: Optional[str] = None
     owners: List[User]

superset/models/core.py

@@ -151,9 +151,6 @@ class Database(
     encrypted_extra = Column(encrypted_field_factory.create(Text), nullable=True)
     impersonate_user = Column(Boolean, default=False)
     server_cert = Column(encrypted_field_factory.create(Text), nullable=True)
-    is_managed_externally = Column(Boolean, nullable=False, default=False)
-    external_url = Column(Text, nullable=True)
-
     export_fields = [
         "database_name",
         "sqlalchemy_uri",

superset/models/dashboard.py

@@ -149,8 +149,6 @@ class Dashboard(Model, AuditMixinNullable, ImportExportMixin):
     slices = relationship(Slice, secondary=dashboard_slices, backref="dashboards")
     owners = relationship(security_manager.user_model, secondary=dashboard_user)
     published = Column(Boolean, default=False)
-    is_managed_externally = Column(Boolean, nullable=False, default=False)
-    external_url = Column(Text, nullable=True)
     roles = relationship(security_manager.role_model, secondary=DashboardRoles)
     _filter_sets = relationship(
         "FilterSet", back_populates="dashboard", cascade="all, delete"

superset/models/helpers.py

@@ -341,7 +341,7 @@ def remove_params(self, param_to_remove: str) -> None:
         self.params = json.dumps(params)
 
     def reset_ownership(self) -> None:
-        """object will belong to the user the current user"""
+        """ object will belong to the user the current user """
         # make sure the object doesn't have relations to a user
         # it will be filled by appbuilder on save
         self.created_by = None

superset/models/slice.py

@@ -25,16 +25,7 @@
 from flask_appbuilder import Model
 from flask_appbuilder.models.decorators import renders
 from markupsafe import escape, Markup
-from sqlalchemy import (
-    Boolean,
-    Column,
-    DateTime,
-    ForeignKey,
-    Integer,
-    String,
-    Table,
-    Text,
-)
+from sqlalchemy import Column, DateTime, ForeignKey, Integer, String, Table, Text
 from sqlalchemy.engine.base import Connection
 from sqlalchemy.orm import relationship
 from sqlalchemy.orm.mapper import Mapper
@@ -92,8 +83,6 @@ class Slice(  # pylint: disable=too-many-public-methods
     last_saved_by_fk = Column(Integer, ForeignKey("ab_user.id"), nullable=True)
     certified_by = Column(Text)
     certification_details = Column(Text)
-    is_managed_externally = Column(Boolean, nullable=False, default=False)
-    external_url = Column(Text, nullable=True)
     last_saved_by = relationship(
         security_manager.user_model, foreign_keys=[last_saved_by_fk]
     )