Creating and working with well-designed aggregates is one of the least well understood tactical patterns found in Domain-Driven Design, Vaughn Vernon explains in two articles giving some guidelines to composing aggregate boundaries and alternatives to an ORM when storing them.
When organization use kanban mainly for visualization of the work they may be missing out on benefits, says Matthew Philip. Introducing a flow manager role can help teams to reflect and find solutions to the problems that they are facing, thus catalyzing change in the organization.
Spring Data release train Evans is now generally available. The release train includes 11 Spring Data modules that help developers build data access layers on top of both relational and non-relational data stores.
When teams abandons an Object-Relational Mapper, ORM, it is often due to bad usage Jimmy Bogard stated in a recent presentation highlighting what he sees as incorrect and correct ways of using an ORM, including mapping and querying problems.
NHibernate 4.0 GA has been released. It comes with .NET 4.0 support, moving away from the Iesi.Collections library, and also supports some SQL Server 2012 features such as sequences and Query Paging.
At last month's OSGi DevCon in New York, the OSGi Alliance released OSGi Core Release 6. This adds a standard for representing Data Transfer Objects and a way of annotating interfaces indicating whether they are supposed to be implemented or used by clients. In addition, an osgi.native namespace and extension bundle activators have been added; read on to find out more.
Rails 4.1 can now preload your application to improve startup time and comes with improvements for Action Pack, Active Record, and Action Mailer.
Agile retrospectives help teams to find and do actions to improve continuously. There are different ways to do follow up on the actions and to evaluate if actions are leading to better team performance and more value delivered to customers.
Telerik recently renamed OpenAccess ORM as Telerik Data Access with Improved User Interface and colored visual designer in addition to Telerik.DataAccess.Core NuGet, Telerik.DataAccess.Fluent and Telerik.DataAccess.Fluent.Sample NuGet packages.
Version 2.0 of Slick, a Functional-Relational Mapping, FRM, library for Scala, (corresponding to an Object-Relational Mapper, ORM, for object-oriented languages), was recently released with a code generator for reverse-engineering a database schema and new driver architecture to allow support for non-SQL databases.
OpenAccess ORM Q3 2013 SP1 Adds VS 2013 Support, Discontinued Classic Wizards, Oracle 9i and MySQL 5
The recently released OpenAccess ORM Q3 2013 SP1 by Telerik has introduced support for Visual Studio 2013 in addition to extended support for Visual Studio 2008. Moreover, support for classic wizards, Oracle 9i and MySQL 5.0 will be discontinued beginning with the next release of OpenAccess ORM.
When building a database-backed project using an ORM, developers can choose between starting with database tables, classes, or abstract models. To open the debate, we offer you Frans Bouma’s argument that, “Code-first O/R mapping is actually rather silly”.
Entity Framework continues to have performance problems when using larger EDMX models to generate classes. “If the EDMX only has one entity type materialization takes 840 ms […] but when the EDMX contains a richer model, for example one with 67 entity types and 92 associations, the same test takes 7246 ms to complete”.
ORM Profiler v1.5 has been released with support for Entity Framework 6 and Async in addition to several improvements and bug fixes.
Telerik OpenAccess ORM integrates with NAnt using clean, build and enhance targets by making use of XML mapping.