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Actions33

Unity Catalog → List Tables

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Overview

This node operation lists tables within the Unity Catalog in Databricks. It allows optional filtering by catalog and schema names to narrow down the tables returned. This is useful for users who want to retrieve metadata about tables available in their Databricks Unity Catalog environment, for example, to display available tables for data analysis or integration workflows.

Use Case Examples

  1. List all tables in a specific catalog and schema to get an overview of available data.
  2. Retrieve tables without specifying catalog or schema to get a complete list of tables in Unity Catalog.

Properties

Name Meaning
Catalog Filter tables by catalog name (optional). Can be selected from a list or entered manually.
Schema Filter tables by schema name (optional, requires catalog). Can be selected from a list or entered manually.

Output

JSON

  • json
    • tables - Array of table objects with details such as name, description, and URL.

Dependencies

  • Databricks API with appropriate authentication token

Troubleshooting

  • Ensure the catalog and schema names are correct and accessible with the provided credentials.
  • API errors may occur if the authentication token is invalid or expired; refresh credentials if needed.
  • Network errors can happen if the Databricks host URL is incorrect or unreachable.

Links

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