Azure Storage file system support

Trino includes a native implementation to access Azure Storage with a catalog using the Delta Lake, Hive, Hudi, or Iceberg connectors.

Enable the native implementation with fs.native-azure.enabled=true in your catalog properties file.

General configuration

Use the following properties to configure general aspects of Azure Storage file system support:

Property	Description
fs.native-azure.enabled	Activate the native implementation for Azure Storage support, and deactivate all legacy support. Defaults to false. Must be set to true for all other properties be used.
azure.auth-type	Authentication type to use for Azure Storage access. Defaults no authentication used with NONE. Use ACCESS_KEY for Access key authentication or and OAUTH for OAuth 2.0 authentication.
azure.read-block-size	Data size for blocks during read operations. Defaults to 4MB.
azure.write-block-size	Data size for blocks during write operations. Defaults to 4MB.
azure.max-write-concurrency	Maximum number of concurrent write operations. Defaults to 8.
azure.max-single-upload-size	Data size Defaults to 4MB.

Access key authentication

Use the following properties to configure access key authentication to Azure Storage:

Property	Description
azure.auth-type	Must be set to ACCESS_KEY.
azure.access-key	The decrypted access key for the Azure Storage account. Requires authentication type ACCESSS_KEY.

OAuth 2.0 authentication

Use the following properties to configure OAuth 2.0 authentication to Azure Storage:

Property	Description
azure.auth-type	Must be set to OAUTH.
azure.oauth.tenant-id	Tenant ID for Azure authentication.
azure.oauth.endpoint	The endpoint URL for OAuth 2.0 authentication.
azure.oauth.client-id	The OAuth 2.0 service principal’s client or application ID.
azure.oauth.secret	A OAuth 2.0 client secret for the service principal.