InfoQ Homepage Data Access Content on InfoQ
-
Debates flare on the right level of abstraction over ORM and JDBC
A heated debate started a few weeks ago initiated by members of the Hibernate team, arguing that using an abstraction framework on top of an ORM is a bad idea, citing Spring's HibernateTemplate as a specific example. Along the theme of levels of abstraction, Brian McCalister also surveyed various convenience frameworks over JDBC.
-
Easier Database Development with JDBC 4.0
Java 6.0 will include a number of Java Database Connectivity enhancements collectively known as JDBC 4.0. One of the main goals of JDBC 4.0 was to try and reduce the amount of boilerplate JDBC code a developer had to write.
-
BEA Finishes Moving OpenJPA Code to the Apache Incubator
BEA has finished the last set of OpenJPA code drops to the Apache Incubator. OpenJPA will be an enterprise grade JPA implementation suitable for production use. It will also form the basis for BEA's commercial Kodo 4.1 and WebLogic's JPA support.
-
Red Hat Sued Over Hibernate 3 ORM Patent Infringement Claim
Firestar Software has filed a patent claim against Red Hat for Hibernate 3 allegedly infringing on a patent covering O/R mapping. Firestar, who has not released it's ObjectSpark O/R product since 2003 claims that it "has suffered and will continue to suffer substantial damages."
-
WinFS Officially Dropped
On the WinFS team blog on Friday, Quentin Clark blogged that WinFS, the new relational filestore would no longer be shipped as a separate product, instead, parts of it will make it into ADO.NET (entities) and SQL Server. The community is calling thea nnouncement spin and proclaiming that WinFS is dead.
-
DataDirect XQuery 2.0 Released; W3C XQuery Specs Updated
DataDirect has released XQuery 2.0, a Java implementation of the XML query and transformation language (XQuery) API for Java (XQJ) that allows the querying of combinations of RDBMS, XML, EDI, CSV, and other sources and returns the results as XML. On June 8th, new versions of the XQuery and related W3C specs were submitted, currently in Candidate Recommendation stage.
-
New Blinq Prototype Generates ASP.NET CRUD site
Polita Paulus, a developer on the ASP.NET team last week posted Blinq to the sandbox. Blinq is a LINQ-based prototype for generating a CRUD data access layer and fully functional ASP.NET front end web application with sorting, paging, and relationship navigation.
-
The future of data access in .NET
Microsoft has published two papers explaining the vision for the future of data access in .NET. The combination of ADO.NET, Entity Framework, and LINQ will mean .NET will finally have real object mapping capabilities not just to relational stores but also between languages and other data formats such as XML.
-
Refactoring the EJB APIs
Artima has interviewed EJB 3 spec lead Linda DeMichiel on how EJB was refactored for simplicty between EJB 2 and EJB 3, including three separate spec documents, simplifying EJB interfaces, annotations and when to use them, and dependency injection.
-
JBoss SEAM 1.0: rethinking web application architecture
JBoss SEAM 1.0 was released today; SEAM extends the POJO + annotation-driven and configuration-by-exception programming model of EJB 3.0 into the entire web app stack, while unifying JSF, EJB, AJAX, and business process management (jBPM) into one tightly-integrated framework. InfoQ spoke to Gavin King and got some more background on SEAM and it's 1.0 release today.
-
H2 Database by Hypersonic Creator Nearing 1.0
HSQLDB creator Thomas Mueller recently released the v0.9 of H2, his pure Java database successor to HSQLDB. H2 benchmarks significantly faster than HSQLDB, supports JDBC and ODBC, supports XA, can be clustered for HA and supports encryption.
-
Open JPA: A real competitor to Hibernate emerging
BEA will be open sourcing a large part of the formerly commercial Kodo persistence engine from SolarMetric into the Apache OpenJPA project. Going forward, the commerical Kodo and WebLogic will be built on top of OpenJPA which will recieve a large commitment of resources from BEA for further development. OpenJPA may become a viable alternative to Hibernate this year.
-
db4o User Conference in London
The db4o User Conference (dUC) will take place in London from July 10 to 11, featuring keynotes from Carl Rosenberger, Ted Neward, and Christof Wittig.