You can now access snapshots of Apache Iceberg external tables that are retained in your Iceberg metadata by using the FOR SYSTEM_TIME AS OF clause

## Feature You can now [access snapshots of Apache Iceberg external tables](https://cloud.google.com/bigquery/docs/iceberg-external-tables#query%5Fhistorical%5Fdata) that are retained in your Iceberg metadata by using the `FOR SYSTEM_TIME AS OF` clause. This feature is [generally available](https://cloud.google.com/products#product-launch-stages) (GA).