Sigma OCF Connector Release Notes

Alation Cloud Service Applies to Alation Cloud Service instances of Alation

Customer Managed Applies to customer-managed instances of Alation

Enhanced Connector Enhanced connectors add extended capabilities and require a separate entitlement in addition to your Alation platform license.

April 2025

Sigma OCF Connector: Version 3.1.1

New Features

  • Supports CSV Identity Mapping for bridging Alation network IDs with Sigma email addresses.

  • Includes API Concurrency Level configuration (1–10 threads) for controlling parallel API calls during metadata extraction.

  • Includes Login User Name parameter for specifying a single Alation user email when Permission Mirroring is disabled.

Enhancements

  • Provides improved metadata extraction performance with configurable concurrent API calls.

  • Provides enhanced permission mirroring with CSV-based identity mapping support.

  • Provides the Network Throttle option to control network calls when bandwidth is limited.

March 2025

Sigma OCF Connector: Version 3.1.0

Features

  • Metadata extraction from Sigma BI using Sigma REST APIs.

  • Support for Workspaces, Folders, Workbooks, Pages, and Page Elements.

  • Lineage extraction showing connections between Sigma objects and data sources.

  • Permission Mirroring between Sigma and Alation.

  • Object Preview extraction for workbook thumbnails.

  • Tag-based filtering for selective object extraction.

  • Proxy support for network configurations.

Supported Objects

  • Workspaces (mapped to BI Folders)

  • Folders (mapped to BI Folders)

  • Workbooks (mapped to BI Reports)

  • Pages (mapped to BI Report Pages)

  • Page Elements / Datasets (mapped to BI Report Sheets)

  • Columns

  • Connections

  • Datasets

  • Members/Users

  • Teams