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XPO Team (DevExpress)

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XPO - .NET Core 3.0 Desktop SDK Support for WinForms and WPF Apps
XPO - .NET Core 3.0 Desktop SDK Support for WinForms and WPF Apps
In late 2018, we announced .NET Core 3.0 support for WinForms and WPF apps with the new desktop SDK (Microsoft.NET.Sdk.WindowsDesktop). As of July 2019, we have completed all unit tests for XPO v19.2 for both WinForms and WPF .NET Core 3.0 apps....
Dennis Garavsky (DevExpress)
30 July 2019
XPO XAF WPF .NET Core orm NuGet v19.2 WinForms
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XPO - ORM Data Model Designer & LINQ Enhancements, Updates on new Data Sources
XPO - ORM Data Model Designer & LINQ Enhancements, Updates on new Data Sources
Thought I’d write a quick post to detail a few of the changes we’ve made to our XPO ORM Library in the v19.1 release cycle and a couple of changes we expect to make for our next major release (v19.2): LINQ to XPO, ORM Data Model Designer and news on our new XPO data sources....
Dennis Garavsky (DevExpress)
26 July 2019
XPO LINQ usability v19.2 v19.1 ORM Data Model Wizard
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XPO - New Server Mode components with lower memory consumption and improved load, sort, group and filter performance (v19.1)
XPO - New Server Mode components with lower memory consumption and improved load, sort, group and filter performance (v19.1)
Our new read-only server mode components – XPServerModeView and XPInstantFeedbackView – represent mixtures of XPServerCollectionSource/XPInstantFeedbackSource and XPView for use with DevExpress Grid controls....
Dennis Garavsky (DevExpress)
28 May 2019
XPO performance WPF speed v19.1 WinForms benchmarks memory grids
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eXpress Persistent Objects - Early Access Preview (v19.1)
eXpress Persistent Objects - Early Access Preview (v19.1)
We are two months away from our next major update (v19.1). The purpose of this post is to share details and give users the opportunity to test new functionality before we wrap up our current dev cycle. If you own an active Universal or DXperience subscription...
Dennis Garavsky (DevExpress)
14 March 2019
XPO WPF prerelease testing roadmap v19.1 WinForms eap
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eXpress Persistent Objects - 2019 Roadmap
eXpress Persistent Objects - 2019 Roadmap
Here it is – XPO's 2019 Roadmap. We want to thank you for your feedback....
Dennis Garavsky (DevExpress)
22 January 2019
XPO what's new future 2019 roadmap v19.2 v19.1
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eXpress Persistent Objects 2019 Roadmap - Your Vote Counts
eXpress Persistent Objects 2019 Roadmap - Your Vote Counts
As we make our plans for 2019 we would love to get your feedback, help us determine the features you would like to see for the DevExpress eXpress Persistent Objects (XPO) ORM library. ...
Dennis Garavsky (DevExpress)
18 December 2018
XPO what's new feedback survey future 2019 roadmap v19.2 v19.1
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XPO - MySQL 8.0, PostgreSQL 11, IMB DB2 for .NET Core Support and More (v18.2)
XPO - MySQL 8.0, PostgreSQL 11, IMB DB2 for .NET Core Support and More (v18.2)
Thanks to great user feedback, we had a successful release with several major new features. In this post, I will highlight a number of smaller, but useful additions to our ORM and its associated learning materials....
Dennis Garavsky (DevExpress)
4 December 2018
XPO .NET Core usability v18.2 survey 18.2.4 documentation database
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XPO - Updated performance benchmarks (v18.2)
XPO - Updated performance benchmarks (v18.2)
Based on user feedback, we’ve updated our XPO v18.2.3 benchmarks against Entity Framework 6.2 and EF Core 2.1.4. Each benchmark now also compares ORMs with direct SQL queries to show ORM overhead. We also contributed to the Dapper performance benchmarks, so you can compare XPO with other micro and macro ORMs....
The DevExpress Team
21 November 2018
XPO performance speed .NET Core .net standard 2.0 orm Entity Framework EF comparison
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XPO - Async/Await Method Support (v18.2)
XPO - Async/Await Method Support (v18.2)
With v18.2, XPO's Session and other key classes ship with a set of async APIs, including FindObjectAsync, GetObjectByKeyAsync, CommitChangesAsync (which return System.Threading.Tasks.Task object). These Task-based APIs are important for both server and client programming (useful for long and DB-intensive operations like commits, queries, delete operations, etc.) as they improve server scalability and deliver a more resilient user experience, especially on mobile devices....
Dennis Garavsky (DevExpress)
16 October 2018
XPO asynchronous preview early testing feedback v18.2 CRUD survey poll
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XPO - v18.2 and What You Can Expect in mid-November
XPO - v18.2 and What You Can Expect in mid-November
As part of our ongoing commitment to support the needs of our XPO customers, the upcoming v18.2 release will ship with several major features. Many of them are inspired directly by customer feedback!...
Dennis Garavsky (DevExpress)
14 September 2018
XPO .NET Core prerelease preview early testing feedback alpha ASP.NET Core CTP v18.2
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Recent Posts

XPO - 2.7M Downloads, Visual Studio 2022 Support (Visual Designer) Coming Soon, Secure Web API Service Generation Made Easier
Nov 9, 2021 by Dennis Garavsky (DevExpress)
XPO - Updated .NET Core Examples, Performance Benchmarks for EF Core 5.0 and More (v20.1)
Jun 4, 2020 by Dennis Garavsky (DevExpress)
XPO - Important Changes to Default Query Parameter Validation (v20.1)
May 21, 2020 by Dennis Garavsky (DevExpress)
XPO - Automate Database Schema Migrations using the ORM Data Model Designer or APIs
Apr 20, 2020 by The DevExpress Team
eXpress Persistent Objects - Early Access Preview (v20.1)
Mar 6, 2020 by The DevExpress Team