# Patterns

Common patterns for securing data in Materialize.




> For the complete documentation index, see [llms.txt](https://preview.materialize.com/materialize/40269/llms.txt).


| Pattern | Description |
|---------|-------------|
| [Protect sensitive columns](https://preview.materialize.com/materialize/40269/markdown-docs/security/patterns/protect-sensitive-columns/index.md) | Expose a materialized view that excludes sensitive columns, and grant roles access to only that view |


## Pages in this section

- [Protect sensitive columns](https://preview.materialize.com/materialize/40269/markdown-docs/security/patterns/protect-sensitive-columns/index.md): Expose a materialized view that excludes sensitive columns, such as PII, and grant roles access to only that view.