You might have seen the recent news reports about the collision between U.S. and Russian communication satellites. The U.S. satellite was one of the Iridium satellites. What wasn’t reported and you probably don’t know is that an object database management system (ODBMS) is an important part of the Iridium system. Even though ODBMSs are a [...]
February 13, 2009
I am now also posting on the Cutter Blog. My initial posting is (The Acronym) SOA is (Perhaps) Dead (at Some Companies); Long Live Services. It is a response to Anne Thomas Manes’ SOA is Dead; Long Live Services on her blog at the Burton Group.
January 9, 2009
The typical definition of an atomic task or process is one that cannot be decomposed further. This is vague and subject to interpretation. The Decomposition Matrix on this site uses a specific definition: A task (for business process diagrams) or a process (for data flow diagrams) is atomic if every input relates to every output [...]
December 3, 2008
My last posting referenced the criteria for a well-formed business process diagram mentioned in Business Process Driven SOA using BPMN and BPEL by Matjaz B. Juric and Kapil Pant. I am going to expand on their criteria to create a more comprehensive definition of a well-formed business process diagram. To start, here are three criteria [...]
November 18, 2008
I recently received two new books on business process modeling. Both books looked interesting because they had great titles. As it turns out, one book is great and the other not so good. The not so good book is Business Process Driven SOA using BPMN and BPEL by Matjaz B. Juric and Kapil Pant. There [...]
October 9, 2008
The Design Decomposition Blog is written by Doug Barry.
ADO.NET provides the database access for Microsoft.NET. XML is used in ADO.NET for in-memory middle-tier business objects, or DataSets, built at run-time from EIS-tier databases. The DataSets are a copy of the data in the database and are not actively connected to the underlying databases. This is referred to as a "disconnected" view of the database data. ADO.NET is designed to work with all the languages supported in .NET. ADO.NET can be used with virtually any database management system.
ADO.NET uses the call-level approach. This is illustrated by the ADO.NET statements
in this diagram:
An example of a host statement in C# that creates a new Person instance, or DataRow, would be:
If you also wanted to manipulate this new Person instance in the host program, you would need C# code in addition to this code fragment that populates the instance in C# along with the instance in the database.
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Cover Story: Get Ready for the Entity Framework Visual Studio Magazine The ADO.NET Entity Framework 4, updated and released alongside the Microsoft .NET Framework 4 in April, is emerging as the default way ... and more » 30 Aug 2010 at 10:45am
Programming Entity Framework, Second Edition Kansas City infoZine Sebastopol, CA - infoZine - Get a thorough introduction to ADO.NET Entity Framework 4—Microsoft's core framework for modeling and interacting with data in ... 24 Aug 2010 at 7:19am
Programming Entity Framework: Building Data Centric Apps with the ADO.NET Entity Framework by Julia Lerman Average Customer Review: based on 27 reviews. Customer Review: If you're looking into learning ADO.NET Entity Framework, this is the book to have. The book is concise, very detailed, and well-written-- and that's usually rare to find in most technical books these days. The author often sheds some insights on remote subjects that are related, and gives the most-straightforward answers. Apart fro...
Murach's ADO.NET 3.5, LINQ, and the Entity Framework with VB 2008 by Anne Boehm Average Customer Review: based on 22 reviews. Customer Review: I purchased this book on the 6/11/09 and received it on 6/17/09 and since I have gotten I can put it down it is very well organized and easy to follow. The perfect book to get you started.