You can now use EXPORT DATA statements to reverse ETL BigQuery data to Spanner

## Feature You can now use [EXPORT DATA statements](https://cloud.google.com/bigquery/docs/reference/standard-sql/other-statements) to [reverse ETL BigQuery data to Spanner](https://cloud.google.com/bigquery/docs/export-to-spanner). This feature is [generally available](https://cloud.google.com/products/#product-launch-stages) (GA). ## Feature You can now create an [external dataset](https://cloud.google.com/bigquery/docs/spanner-external-datasets) in BigQuery that links to an existing database in [Spanner](https://cloud.google.com/spanner/docs/). This feature is [generally available](https://cloud.google.com/products/#product-launch-stages) (GA). ## Feature You can now use the [TYPEOF function](https://cloud.google.com/bigquery/docs/reference/standard-sql/utility-functions#typeof) to determine the data type of an expression. This feature is [generally available](https://cloud.google.com/products#product-launch-stages) (GA).