DataObjects.Net is the ideal object-relational mapper (ORM) and business logic layer (BLL) development framework for modern .NET projects that:
- Wish to leverage all the best language features and technologies that .NET has to offer
- Have non-trivial domain models with deep inheritance and composite objects
- Prefer code-first, test-driven development
- Cannot settle for less than excellent performance
- Want a solution that scales easily
Release notes for: DataObjects.Net 5.0.20
main Storage-based generators fixed to work properly with HierarchyRootAttribute.IncludeTypeId option set to true
main Built-in easy upgrade from tables-based to sequence-based generators in DomainUpgradeMode.Perform mode
main Nested class members in closure are replaced with parameters correctly for cached queries
main Fixed certain cases of incorrect translation of OrderBy() and Take() combination within Set operations
main Fixed certain cases when fields in query expected to be nullable became non-nullable.
main Correct field mapping on Cast()
main References to entities with TypeId included to primary key no longer cause QueryTranslationException
sqlserver Take(n) does not lead to additonal condition in WHERE clause when it is clear that n > 0
sqlserverce Fixed certain problems with schema extraction
5.0.20 25 Dec 2019 release notes
Release notes for: DataObjects.Net 4.6.9
main Fixed comparison of Keys
mysql Provider is no longer used recursive syntax for join
4.6.9 03 Jul 2015 release notes
Release notes for: DataObjects.Net 4.5.8
main Fixed invalid key comparison under certain conditions
main Fixed EntitySet caching invalid state within DisableSaveChanges() scope
main Fixed overflow when storing large TimeSpan values
main Fixed invalid default values for SessionConfiguration.DefaultIsolationLevel and SessionConfiguration.Options
main Fixed support for referencing connection strings in SessionConfiguration
mysql Fixed translation of bitwise operations
mysql Fixed translation of DateTime.DayOfWeek and DateTime.DayOfYear
4.5.8 30 Sep 2013 release notes
Deliver better solutions – faster
Business domains of arbitrary complexity can be easily modeled in DataObjects.Net. You get tons of must-have features for rapid application development such as transactional entities, lazy loading, change tracking, concurrency, validation, event notifications, N-level undo and much more right out of the box with every domain model you develop.
DataObjects.Net implements a blazing-fast LINQ provider that will satisfy even
the most complex, performance-critical
IQueryable use cases that
your demanding users can conceive!
Our fast and reliable support will make certain you cross the finish line with lots of time to spare. The community will eagerly share their success tips and tricks with you.
Pain-free project maintenance
DataObjects.Net brings high performance and great scalability to both the data
access layer (DAL) and the business logic layer (BLL).
Über-Batching Technology™ maintains the ideal conversation between
your application and data storage considerably decreasing the number of roundtrips
there; future queries along with flexible prefetching allows to solve issues
SELECT N+1” by a number of ways.
Automatic database schema upgrades and Ruby-on-Rails-like migrations significantly simplifies version-to-version upgrade process and will change how you think about deploying database changes!
Our pricing policy is highly adaptable to the scope of your projects. Payment by installments, regular discounts, academic licenses: there are lots of options to make DataObjects.Net affordable for your project or organization. In addition, we provide 45-day money back guarantee.
The lowest available price is just $150. In return you get the great product, 12 months of guaranteed support, new releases and nightly builds. Community Edition is available for FREE.
DataObjects.Net is much more than an ORM, it will save you time and help you deliver a better product that is easier to maintain over time. What are you waiting for? Get started with DataObjects.Net.