diff --git a/dbt/adapters/base/relation.py b/dbt/adapters/base/relation.py
index 8fe724ce..7d4888e4 100644
--- a/dbt/adapters/base/relation.py
+++ b/dbt/adapters/base/relation.py
@@ -18,7 +18,6 @@
 from dbt_common.exceptions import CompilationError, DbtRuntimeError
 from dbt_common.utils import deep_merge, filter_null_values
 
-from dbt.adapters.base import CatalogIntegration
 from dbt.adapters.contracts.relation import (
     ComponentName,
     HasQuoting,
@@ -73,7 +72,6 @@ class BaseRelation(FakeAPIObject, Hashable):
     # e.g. adding RelationType.View in dbt-postgres requires that you define:
     # include/postgres/macros/relations/view/replace.sql::postgres__get_replace_view_sql()
     replaceable_relations: SerializableIterable = field(default_factory=frozenset)
-    catalog: Optional[CatalogIntegration] = None
 
     def _is_exactish_match(self, field: ComponentName, value: str) -> bool:
         if self.dbt_created and self.quote_policy.get_part(field) is False:
diff --git a/dbt/adapters/contracts/connection.py b/dbt/adapters/contracts/connection.py
index a40d0672..da9fce85 100644
--- a/dbt/adapters/contracts/connection.py
+++ b/dbt/adapters/contracts/connection.py
@@ -29,7 +29,6 @@
 from mashumaro.jsonschema.annotations import Pattern
 from typing_extensions import Protocol, Annotated
 
-from dbt.adapters.contracts.catalog import CatalogIntegrations
 from dbt.adapters.events.types import NewConnectionOpening
 from dbt.adapters.utils import translate_aliases
 
@@ -229,4 +228,3 @@ class AdapterRequiredConfig(HasCredentials, Protocol):
     cli_vars: Dict[str, Any]
     target_path: str
     log_cache_events: bool
-    catalog_integrations: Optional[CatalogIntegrations]