Configuration Parameters

To use Delta Lake on Azure as a destination, provide the following parameters:

KeyDescriptionExample ValueRequired
account_nameYour Azure Storage account name. This is the name of the account that hosts your Delta table.myazurestorage
access_keyThe access key for your Azure Storage account. Used to authenticate writes to your Delta table.ABC123...XYZ
table_uriURI for the Delta table. Must follow the abfs://<container>/<path> format. For more options, refer to the delta-rs docs.abfs://my-container/delta/my-table
modeWrite mode.
- append: Adds rows to the table. Errors if schema changes.
- overwrite: Replaces all existing rows and recreates the table.
append (default) or overwrite

Notes

  • The table URI must point to a valid Delta Lake table path accessible via Azure Data Lake Storage (Gen2) using the ABFS protocol.
  • Mage uses the delta-rs engine for interacting with Delta Lake.
  • If using overwrite mode, ensure downstream systems tolerate table recreation.