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Answer: Metastore

In **Unity Catalog**, the **metastore** is the **top-level object**. It is the highest container that holds all metadata about data and AI assets (such as catalogs, schemas, and tables) along with the permissions that control access to them. Every Databricks workspace must be **attached to a Unity Catalog metastore** to use Unity Catalog features, and typically you create **one metastore per region**. #### ❌ Why the other options are incorrect: - **Workspace**: A workspace uses a metastore but does not sit above it in the Unity Catalog hierarchy. - **Catalog**: A catalog exists *inside* a metastore. - **Database (Schema)**: A schema exists inside a catalog. - **Table**: Tables are the lowest-level objects. 👉 Think of the metastore as the “root folder” that organizes everything else.

Author: LeetQuiz Editorial Team

Quick Answer

Answer-first summary for fast verification

Answer: Metastore

Author: LeetQuiz Editorial Team

In Unity Catalog, which component serves as the top-level container for metadata and governance, above catalogs, schemas, and tables?

Real Exam

Last updated: January 23, 2026 at 09:56

Workspace

13.9%

Metastore

39.5%

Database

5.2%

Table

1.5%

Catalog

39.9%

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Đại NguynJan 22, 2026 5:24 PM

The answer should be metastore

LeetQuiz .Jan 23, 2026 9:52 AM

Thanks for pointing out. You're correct. The top root level is metastore based on the official documentation. https://docs.databricks.com/aws/en/data-governance/unity-catalog/#metastore The metastore is the top-level container for metadata in Unity Catalog. It registers metadata about data and AI assets and the permissions that govern access to them. I've corrected the correct option to be B and updated the explanation accordingly. Thanks for your comment, it really helps us improve the question of quality that shared with others.

Ronnie SwansonJan 19, 2026 1:20 PM

terribly worded question metastore is "the top-level container for metadata in Unity Catalog" catalog is the top of the "object hierarchy"

LeetQuiz .Jan 23, 2026 9:59 AM

Thanks for the feedback , you’re right to point out. To clarify the intent: the question was meant to test knowledge of the **top-level container for metadata and governance in Unity Catalog**, which is the **metastore**, per Databricks documentation. https://docs.databricks.com/aws/en/data-governance/unity-catalog/#metastore We agree the wording was ambiguous because: - **Metastore** = top-level *metadata and governance container* - **Catalog** = top-level *object within the Unity Catalog hierarchy* We’re updating the question wording to make this distinction explicit and avoid confusion going forward. Appreciate you helping us improve the quality of LeetQuiz questions — feedback like this genuinely helps !

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In Unity Catalog, which component serves as the top-level container for metadata and governance, above catalogs, schemas, and tables?

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