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  • ActiveJPA – Active Record Pattern for JPA

    by Ganesh Subramanian on  Jan 22, 2014 7

    ActiveJPA is a Java implementation of Martin Fowler’s Active Record pattern that wraps around JPA and provides useful abstractions to simplify data access. With ActiveJPA, models themselves act as a DAO and interact with the database without requiring additional code for the DAL. In this article the primary committer discusses ActiveJPA and provides plenty of usage examples.

  • Don’t jump the SQL ship just yet

    by Lukas Eder on  Dec 18, 2013 4

    The SQL language has been evolving steadily over the last two decades. At the same time, the verbosity caused by the JDBC API in Java client code and the lack of first class SQL support within the Java language have led to the introduction of ORMs such as Hibernate, which was later standardised into JPA and the Criteria API.If SQL and JPA are diverging, where will our data interaction patterns go?

  • Book Review: Building Applications with the Android SDK, 2nd Edition

    by Martin Monroe on  Oct 19, 2013 1

    The Android Developer’s Cookbook: Building Applications with the Android SDK, 2nd Edition is a collaborative effort by Ronan Schwarz, Phil Dutson, James Steele and Nelson To. The authors have succeeded in providing a solid reference book. A book for mobile app developers that can serve as an authoritative guide for newbies and intermediate to expert devs for creating awesome mobile apps.

Refactoring Legacy Applications: A Case Study

Posted by Chen Ping on  Feb 27, 2013

To refactor legacy code, the ideal is to have a suite of unit tests to prevent regressions. However it's not always that easy. This article describes a methodology to safely refactor legacy code. 7

arrayDB, a New and Easy PHP ORM

Posted by Mustafa Dokumacı on  Oct 04, 2012

Most ORM libraries make you write a new class for each item you want to keep in the database, extending this and that for no apparent reason. arrayDB looks at simplifying the whole process. 5

Using Entity Framework to Successfully Target Multiple Databases

Posted by Yevhen Shchyholyev on  Jul 25, 2011

Yevhen Shchyholyev discusses some of the problems that the user may face in the process of developing an application with Entity Framework that interacts with Oracle, MySQL, PostgreSQL and SQLite.

Micro ORMs with Sam Saffron and Rob Conery

Posted by Jonathan Allen on  Jun 13, 2011

Some see ORMs as an essential tool for simplifying data access while others claim it is needless complexity. Sam Saffron and Rob Conery have found a middle ground in what’s known as a Micro ORM. 5

Pieter van Zyl on Benchmarking ORM Tools and Object Databases

Posted by Srini Penchikala and Roberto Zicari on  Mar 21, 2011

OO7J is a Java version of the original OO7 benchmark (written in C++). This project includes benchmarking ORM tools. We recently interviewed OO7J's creator Pieter van Zyl about the project.

Revving Up Your Hibernate Engine

Posted by Yongjun Jiao and Stewart Clark on  Oct 06, 2010

This article explores tuning techniques for Hibernate applications, focusing on poorly documented topics, such as inheritance mapping, second level cache and enhanced sequence identifier generators. 2

Scala & Spring: Combine the best of both worlds

Posted by Urs Peter on  May 19, 2010

Scala and Spring are a promising match. Based on a concrete example, this article shows how the power of Scala combined with the proven and productive Spring framework can be unleashed. 5

MicroORM - A Dynamically Typed ORM for VB and C# in about 160 Lines

Posted by Jonathan Allen on  Dec 05, 2009

Using the new DLR features in .NET 4 you can build a configuration-free ORM that uses the normal object-dot-property syntax without interfaces to define, classes to implement, or XML data mapping. 8

A Fusion of Proven Ideas: A Look Behind S#arp Architecture

Posted by Billy McCafferty on  Mar 16, 2009

Billy McCafferty presents S#arp Architecture, an ASP.NET MVC framework meant to leverage current best practices in architecting ASP.NET web applications. 6

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