Gary's Blog

Browse by Tags

• XPO

• XPO Cookbook #5 – Creating Persistent Objects for an Existing Database

  Problem You have an existing database for which you have to create an application and so wish to create a set of persistent objects to reflect the table(s) you have to work with. Solution Use the PersistantClasses Wizard to generate the classes for you... Posted Aug 28 2008, 04:59 PM by Gary Short (Developer Express) with | with 9 comment(s) Filed under: XPO, XPO Cookbook

• XPO Cookbook #4 – Persisting an Existing Hierarchy by Implementing Interfaces

  Problem You want to use XPO as an ORM tool. You have an existing hierarchy of business objects that you wish to persist, but you want a more flexible solution than that provided by using attributes. Solution Assume we have the very simplistic business... Posted Aug 27 2008, 01:50 PM by Gary Short (Developer Express) with | with 4 comment(s) Filed under: XPO Cookbook

• XPO Cookbook #3 – Persist an Existing Hierarchy Using Attributes

  Problem You wish to use XPO as an ORM tool. You have an existing hierarchy of business objects and you do not wish to implement any extra interfaces. Solution Assume you have the following hierarchy of business objects where Employee inherits from Person... Posted Aug 26 2008, 04:53 PM by Gary Short (Developer Express) with | with 6 comment(s) Filed under: XPO, XPO Cookbook

• XPO Cookbook #2 – Change the Default Database

  Problem You want to persist your objects to a MS SQL Server database instead of the default access database Solution using System; using DevExpress.Xpo; using DevExpress.Xpo.DB; class Program { static void Main( string [] args) { string conn = MSSqlConnectionProvider... Posted Aug 25 2008, 04:22 PM by Gary Short (Developer Express) with | with 7 comment(s) Filed under: XPO, XPO Cookbook

• XPO Cookbook #1 – Quickly Serialise an Object

  Problem You want to serialise an object as quickly as possible and you have no preference as to which RDBMS is used. Solution using System; using DevExpress.Xpo; class Program { static void Main( string [] args) { //GS - Create a unit of work to work... Posted Aug 25 2008, 12:46 PM by Gary Short (Developer Express) with | with 7 comment(s) Filed under: XPO, XPO Cookbook