Master DataSourceInfo Function in Power Apps Guide
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Power Apps
Jan 27, 2024 4:30 PM

Master DataSourceInfo Function in Power Apps Guide

by HubSite 365 about Craig White

Talks about #lowcode, #formula1, #powerplatform, #empoweringothers, and #digitaldisruption

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Understanding the Power Apps DataSourceInfo Function

This article explores the Power Apps DataSourceInfo function, showcasing its ability to reveal properties and access levels for columns in a data source, using practical examples. The function's value is demonstrated through various actions such as setting text field boundaries and providing dynamic insights into user permissions.

  • Power Apps DataSourceInfo function provides access to field properties and user permissions.
  • The function requires both a data source and an information property, and can optionally target a single column.
  • Understanding internal column names is crucial, particularly in SharePoint, for accurate function targeting.
  • DataSourceInfo reveals key column details like max length, min/max values, mandatory status, and display names.
  • Proper use of DataSourceInfo enhances user experience, indicating permissible CRUD operations for app users.

About the DataSourceInfo Function in Power Apps

The DataSourceInfo function in Power Apps is a powerful tool for developers creating custom apps that interact with different data sources like SharePoint lists or Dataverse tables. It can retrieve a wide array of property values, such as maximum length or required value status for columns within these data sources. Furthermore, this function helps in ensuring that applications are dynamic and responsive to underlying data changes. It supports best practices in app development by providing insights into user permissions which can prevent frustration from error messages during submit actions. This tool seamlessly integrates into the Power App environment, contributing to a more efficient and user-friendly app-making process.


Introduction to a lesser-known function in Power Apps, the DataSourceInfo function, is the focus of Craig White's blog post. This tool allows users to uncover information about their data sources within their apps. It's especially useful in displaying the properties of data columns and user permissions.

Craig White expounds on DataSourceInfo by using a SharePoint list called "Star Wars Movies" as an example to demonstrate its usefulness. With this function, app makers can provide users with essential information about data interaction. This includes access permissions and column configurations invisible to the average user.

To better understand the function, a canvas app form was created by White. He emphasizes the importance of using the internal names of data columns, as they remain constant even when display names are altered. He provides a handy tip for locating the internal names in SharePoint lists, which could be a potential topic for a separate post.

Craig White's final thoughts include the automation of DataSourceInfo functionality within Power Apps form controls. This approach is suggested over manual configuration via the Patch function for validating data entries and managing errors, especially when creating individual records.

In sum, Craig White's blog post highlights the practical applications of the Power Apps DataSourceInfo function, providing an invaluable resource for app creators. He concludes with the usual invite to subscribe for more weekly tips on the Power Platform, sans any social media links or subscription prompts.

Understanding Power Apps and DataSourceInfo Function

The DataSourceInfo function in Power Apps is a powerful tool for managing and understanding the data in your applications. It's part of a broader suite of functions within Power Apps that enables app designers to tailor the user experience and enhance data integrity. Through the DataSourceInfo function, app creators can display specific information related to data fields, like length and value limits, mandatory status, and real display names, directly affecting how users interact with forms and controls. Additionally, this function allows for checking user permissions, ensuring only those authorized can create, view, update, or delete records, fostering a secure and seamless app environment. Overall, DataSourceInfo is a lever for efficiency and user empowerment within the Power Apps platform.


Read the full article Using The DataSourceInfo Function In Power Apps


Power Apps - Master DataSourceInfo Function in Power Apps Guide



People also ask

What is the DataSourceInfo function in Power Apps?

The DataSourceInfo function in Power Apps is a built-in function used to collect information about a particular data source. It can be utilized to determine the capabilities of the data source, such as whether it supports certain operations like Search or Add. Developers use this function to create more dynamic and robust apps that can adapt to different data source capabilities and constraints.

How do I connect data source to Power Apps?

To connect a data source to Power Apps, you start by creating or editing an app in Power Apps Studio. Within the studio, you can use the 'Data' pane to add a new data source by selecting 'Add data source' and then choosing from the available connections or adding new connections to various data sources like SharePoint, SQL Server, or custom connectors, among others. After establishing the connection, the chosen data source will be available for use within the app's formulas and functions.

What is the best data source for Power Apps?

The best data source for Power Apps depends on the specific requirements and context of the app being developed. Commonly used data sources include Microsoft's own SharePoint and Microsoft Dataverse due to their deep integration with Office 365 and Power Platform tools. Other considerations for the best data source might include the size and type of data, the need for real-time updates, data security requirements, and the ease of use for app developers and users.

Which Power Apps function is great for getting specific records from a data source?

The LookUp function in Power Apps is a powerful tool for retrieving specific records from a data source. This function allows you to search through a table or collection and find the first record that meets a certain criteria. If you need to return more than one record that fits the criteria, you can use the Filter function instead, which can be particularly useful for displaying a subset of records within galleries or data tables.



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