diff --git a/superset/databases/schemas.py b/superset/databases/schemas.py
index 8ad2ab706fb2f..7f9ea04d7a939 100644
--- a/superset/databases/schemas.py
+++ b/superset/databases/schemas.py
@@ -683,6 +683,7 @@ def fix_allow_csv_upload(
     allow_run_async = fields.Boolean()
     allow_ctas = fields.Boolean()
     allow_cvas = fields.Boolean()
+    allow_dml = fields.Boolean(required=False)
     allow_csv_upload = fields.Boolean()
     extra = fields.Nested(ImportV1DatabaseExtraSchema)
     uuid = fields.UUID(required=True)
diff --git a/superset/models/core.py b/superset/models/core.py
index 403d0f6c18f7a..4186a9a086dd1 100755
--- a/superset/models/core.py
+++ b/superset/models/core.py
@@ -168,6 +168,7 @@ class Database(
         "allow_run_async",
         "allow_ctas",
         "allow_cvas",
+        "allow_dml",
         "allow_file_upload",
         "extra",
     ]
diff --git a/tests/integration_tests/databases/commands_tests.py b/tests/integration_tests/databases/commands_tests.py
index 64c9b260c4ab9..0a9defc3505b8 100644
--- a/tests/integration_tests/databases/commands_tests.py
+++ b/tests/integration_tests/databases/commands_tests.py
@@ -159,6 +159,7 @@ def test_export_database_command(self, mock_g):
                 "allow_csv_upload": True,
                 "allow_ctas": True,
                 "allow_cvas": True,
+                "allow_dml": True,
                 "allow_run_async": False,
                 "cache_timeout": None,
                 "database_name": "examples",
@@ -362,6 +363,7 @@ def test_export_database_command_key_order(self, mock_g):
             "allow_run_async",
             "allow_ctas",
             "allow_cvas",
+            "allow_dml",
             "allow_csv_upload",
             "extra",
             "uuid",
@@ -405,6 +407,7 @@ def test_import_v1_database(self):
         assert database.allow_file_upload
         assert database.allow_ctas
         assert database.allow_cvas
+        assert database.allow_dml
         assert not database.allow_run_async
         assert database.cache_timeout is None
         assert database.database_name == "imported_database"
@@ -440,6 +443,7 @@ def test_import_v1_database_broken_csv_fields(self):
         assert database.allow_file_upload
         assert database.allow_ctas
         assert database.allow_cvas
+        assert database.allow_dml
         assert not database.allow_run_async
         assert database.cache_timeout is None
         assert database.database_name == "imported_database"
diff --git a/tests/integration_tests/fixtures/importexport.py b/tests/integration_tests/fixtures/importexport.py
index 18bec4f17995b..b624f3e63ced6 100644
--- a/tests/integration_tests/fixtures/importexport.py
+++ b/tests/integration_tests/fixtures/importexport.py
@@ -350,6 +350,7 @@
     "allow_csv_upload": True,
     "allow_ctas": True,
     "allow_cvas": True,
+    "allow_dml": True,
     "allow_run_async": False,
     "cache_timeout": None,
     "database_name": "imported_database",
diff --git a/tests/unit_tests/databases/commands/importers/v1/import_test.py b/tests/unit_tests/databases/commands/importers/v1/import_test.py
index f482e16d8a685..e665bcb505d55 100644
--- a/tests/unit_tests/databases/commands/importers/v1/import_test.py
+++ b/tests/unit_tests/databases/commands/importers/v1/import_test.py
@@ -41,12 +41,22 @@ def test_import_database(session: Session) -> None:
     assert database.allow_run_async is False
     assert database.allow_ctas is True
     assert database.allow_cvas is True
+    assert database.allow_dml is True
     assert database.allow_file_upload is True
     assert database.extra == "{}"
     assert database.uuid == "b8a1ccd3-779d-4ab7-8ad8-9ab119d7fe89"
     assert database.is_managed_externally is False
     assert database.external_url is None
 
+    # ``allow_dml`` was initially not exported; the import should work if the field is
+    # missing
+    config = copy.deepcopy(database_config)
+    del config["allow_dml"]
+    session.delete(database)
+    session.flush()
+    database = import_database(session, config)
+    assert database.allow_dml is False
+
 
 def test_import_database_managed_externally(session: Session) -> None:
     """
diff --git a/tests/unit_tests/datasets/commands/export_test.py b/tests/unit_tests/datasets/commands/export_test.py
index aa444b5fd734a..c3ad4f764c4f3 100644
--- a/tests/unit_tests/datasets/commands/export_test.py
+++ b/tests/unit_tests/datasets/commands/export_test.py
@@ -194,6 +194,7 @@ def test_export(session: Session) -> None:
 allow_run_async: false
 allow_ctas: false
 allow_cvas: false
+allow_dml: false
 allow_file_upload: false
 extra:
   metadata_params: {{}}