feat: Allow configuring dataset location in BigQueryCache

Author: honzabilek4

airbyte/_processors/sql/bigquery.py

@@ -47,6 +47,10 @@ class BigQueryConfig(SqlConfig):
     """The path to the credentials file to use.
     If not passed, falls back to the default inferred from the environment."""
 
+    dataset_location: str = "US"
+    """The geographic location of the BigQuery dataset (e.g., 'US', 'EU', etc.). 
+    Defaults to 'US'. See: https://cloud.google.com/bigquery/docs/locations"""
+
     @property
     def project_name(self) -> str:
         """Return the project name (alias of self.database_name)."""

airbyte/destinations/_translate_cache_to_dest.py

@@ -8,6 +8,7 @@
 
 from airbyte_api.models import (
     BatchedStandardInserts,
+    DatasetLocation,
     DestinationBigquery,
     DestinationDuckdb,
     DestinationPostgres,
@@ -122,10 +123,11 @@ def bigquery_cache_to_destination_configuration(
         if cache.credentials_path
         else None
     )
+
     return DestinationBigquery(
         project_id=cache.project_name,
         dataset_id=cache.dataset_name,
-        dataset_location="US",
+        dataset_location=DatasetLocation(cache.dataset_location),
         credentials_json=credentials_json,
         loading_method=BatchedStandardInserts(),
     )