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  • Advanced Use Cases for the Repository Pattern in .NET

    by Jonathan Allen on  Oct 25, 2016 3

    In our previous article, we looked at the basic patterns needed to implement a repository. In many cases these patterns were such a thin layer around the underlying data access technology they were essentially unnecessary. However, once you have a repository in place, many new opportunities become available.

  • Implementation Strategies for the Repository Pattern with Entity Framework, Dapper, and Chain

    by Jonathan Allen on  Oct 14, 2016 2

    This article will focus on the basic functionality that one would find in a typical repository created with .NET. We’ll look at both general functionality and how that functionality would be implemented using three different styles of ORM: Entity Framework, Dapper, and Tortuga Chain.

  • Starcounter vs. ORM and DDD

    by Kostiantyn Cherniavskyi on  Aug 10, 2016 5

    The so-called “object-relation impedance mismatch” has long been discussed in engineering circles. Most attempts at a solution rely try to mask the issue by pulling logic into the application tier. Kostiantyn Cherniavskyi looks at these issues and shows how many of them can be solved with hybrid databases such as Starcounter.

Metadata-Driven Design: Designing a Flexible Engine for API Data Retrieval

Posted by Aaron Kendall on  Apr 13, 2015

Bulk data is usually accessed via files & FTP. As collaboration migrates to APIs, what are the requirements for data APIs? Here we describe a meta-data driven architecture for bulk data ingestion.

Data Modeling in Graph Databases: Interview with Jim Webber and Ian Robinson

Posted by Srini Penchikala on  May 24, 2014

Graph data modeling requires a different paradigm than modeling with Relational or other NoSQL databases. InfoQ spoke with Jim Webber and Ian Robinson about data modeling with Graph databases.

ActiveJPA – Active Record Pattern for JPA

Posted by Ganesh Subramanian on  Jan 22, 2014

ActiveJPA is a Java implementation of Martin Fowler’s Active Record over JPA and provides abstractions to simplify data access. In this article the primary committer illustrates ActiveJPA usage 7

Don’t jump the SQL ship just yet

Posted by Lukas Eder on  Dec 18, 2013

Some users are interacting with databases through complex SQL queries, both in terms of performance as well as expressivity. If SQL and JPA are diverging, where will our data interaction patterns go? 4

Building a RESTful Web Service with Spring Boot to Access Data in an Aerospike Cluster

Posted by Peter Milne on  Nov 28, 2013

This article will take you through creating a simple RESTful web service with Spring Boot and Aerospike, a distributed and replicated in-memory NoSQL database.

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

Posted by Martin Monroe on  Oct 19, 2013

The Android Developer’s Cookbook is a solid reference book for mobile app developers that can serve as an authoritative guide for sound programming practices. A nice addition to a dev's book shelf. 1

How to Provide SQL Access to NoSQL Type Data using Multi-Record Type

Posted by Randal Hoff on  Jul 25, 2013

In this article, author Randal Hoff shows how to use Multi-Record Type pattern to provide both NoSQL and SQL access to c-treeACE data that combines multiple schemas in a single table.

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

The Datomic Information Model

Posted by Rich Hickey on  Feb 01, 2013

Rich Hickey, the author of Clojure, explains the information model of Datomic-a new database designed as a composition of simple services, combining the capabilities of RDBMS and scalability of NoSQL. 4

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