# Data Models

> Part of Govern data

Create and manage data models to structure and organize your data assets.

- [view data models](https://docs.atlan.com/llms/governance/data-models/view-data-models/llms.txt): Once you have ingested your ER model assets in Atlan, you can:.
- [Ingest Data Models](https://docs.atlan.com/llms/governance/data-models/how-tos-data-model-ingestion/llms.txt): Use the Data Model Ingestion app to load logical and relational metadata from an Excel file into Atlan. Setup requires the Data Model Ingestion app access and a properly formatted Excel input file.
- [Data Models](https://docs.atlan.com/llms/governance/data-models/what-are-data-models/llms.txt): Data models provide a framework to describe how data is structured, organized, and related within a system. It acts as a blueprint for organizations to design their business applications and processes. Data models can be of different types: relational, hierarchical, entity relationship, and network.
- [Data Model Ingestion](https://docs.atlan.com/llms/governance/data-models/references-data-model-ingestion/llms.txt): Reference guide for ingesting data models into Atlan
- [Troubleshooting data models](https://docs.atlan.com/llms/governance/data-models/troubleshooting-data-models/llms.txt): What are the known limitations of data models in Atlan?