---
title: Functions and Expressions
description: Check out advanced features
documentId: ipaas-legacy-advanced-settings
locale: en-US
---

Explore advanced resources to customize integrations, build instructions, manipulate data, and create expressions.


- [Properties and Expression Builder](/docs/integrations/ipaas-legacy-expression-builder)
- [Building SQL Instructions](/docs/integrations/ipaas-legacy-sql-instructions)
- [Concat Function](/docs/integrations/ipaas-legacy-concat)
- [JSONPath Expression](/docs/integrations/ipaas-legacy-jsonpath)