.. _auto_bom_attrs:

* GET ATTRIBUTE LIST FROM DATASET*
==================================

Extracts the list of unique attribute values from a specified column in a dataset. Use this worker when you need to enumerate all distinct entries in a dataset column — for example, to populate a filter list or drive downstream BOM-attribute lookups.

When to use
-----------

Classification: **process**.

Tagged: ``attributes``, ``bom``, ``column``, ``dataset``, ``enumeration``, ``unique_values``.

Inputs
------

.. list-table::
   :header-rows: 1
   :widths: 20 20 20 20 20 20

   * - Label
     - ID
     - Type
     - Default
     - Required
     - Description
   * - Choose Dataset
     - choose_dataset
     - dataset
     - None
     - 
     - The dataset whose column will be scanned for attribute values; leave as None only if the dataset is injected by an upstream worker via a connected port.
   * - Column Name
     - column_name
     - string
     - None
     - 
     - Name of the column in the chosen dataset from which unique attribute values will be extracted; leave as None to retrieve attributes from all columns.

Outputs
-------

.. list-table::
   :header-rows: 1
   :widths: 20 20 20 20

   * - Label
     - ID
     - Type
     - Description
   * - bom_attrs_output_1
     - bom_attrs_output_1
     - set
     - A set of unique attribute values found in the specified column of the input dataset, returned as an unordered collection of strings.

Disciplines
-----------

- data.dataset.transform
- data.statistics

.. raw:: html

   <hr style="margin-top:2em">
   <p style="font-size:11px;color:#888">
   Auto-generated from <code>transformation</code> schema. Worker id: <code>bom_attrs</code>. Schema hash: <code>2f7f7ed87869</code>. Hand-curated docs in <code>workerexamples/</code> override this page when present.
   </p>