A data catalog is a collection of all data assets of an organization which uses metadata along with data management to help business users find data for their use case. A data catalog covers the discoverability feature of a database. It can also help build the lineage of the data. Some examples of data catalog tools are: 1. Alation 2. Ataccama A data catalog can help solve the below problems: 1. Data security 2. Data redundancy 3. Data reproducibility 4. Data steward 5. Data staleness checks 6. Frequency of refresh %% wiki footer: Please don't edit anything below this line %% ## This note in GitHub <span class="git-footer">[Edit In GitHub](https://github.dev/data-engineering-community/data-engineering-wiki/blob/main/Concepts/Data%20Management/Data%20Catalog.md "git-hub-edit-note") | [Copy this note](https://raw.githubusercontent.com/data-engineering-community/data-engineering-wiki/main/Concepts/Data%20Management/Data%20Catalog.md "git-hub-copy-note")</span> <span class="git-footer">Was this page helpful? [👍](https://tally.so/r/mOaxjk?rating=Yes&url=https://dataengineering.wiki/Concepts/Data%20Management/Data%20Catalog) or [👎](https://tally.so/r/mOaxjk?rating=No&url=https://dataengineering.wiki/Concepts/Data%20Management/Data%20Catalog)</span>