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%META:TOPICPARENT{name="VirtInformixEntityFrameworkUsage"}%
---+++Creating an Entity Data Model (EDM) for the Informix stores_demo database
The following steps can be used to create an Entity Data Model (EDM) for the Informix stores_demo database:
1 Launch the Visual Studio 2008 SP1 IDE.
%BR%%BR%<img src="%ATTACHURLPATH%/VirtInformixEDM_01.png" style="wikiautogen"/>%BR%%BR%
1 Create a <b>Web Application</b> project by going to the <b>File</b> menu in Visual Studio and choosing <b>New Project</b>. %BR%%BR%
<img src="%ATTACHURLPATH%/VirtInformixEDM_02.png" style="wikiautogen"/>%BR%%BR%
1 When the New Project window appears, choose either <b>Visual Basic</b> or <b>Visual C#</b> as your programming language.%BR%%BR%
1 Within the language category, click on <b>Web</b> and select <b>ASP.NET Web Application</b> from the right-hand panel. %BR%%BR%
1 Choose a name for the project, for example <b><nop>stores_demo</b>, and click <b>OK</b>.
%BR%%BR%<img src="%ATTACHURLPATH%/VirtInformixEDM_03.png" style="wikiautogen"/>%BR%%BR%
1 This will create a new project called <b>stores_demo</b>.
%BR%%BR%<img src="%ATTACHURLPATH%/VirtInformixEDM_04.png" style="wikiautogen"/>%BR%%BR%
1 Select the <b>Project</b> -> <b>Add New Item</b> menu option.
%BR%%BR%<img src="%ATTACHURLPATH%/VirtInformixEDM_05.png" style="wikiautogen"/>%BR%%BR%
1 The <b>Add New Item</b> dialog will appear. Choose the <b>ADO.NET Entity Data Model</b> template. Give it the name <b>Model1.edmx</b> and click <b>Add</b> to start the creation of the ADO.Net Entity Data Model.
%BR%%BR%<img src="%ATTACHURLPATH%/VirtInformixEDM_06.png" style="wikiautogen"/>%BR%%BR%
1 In the <b>Entity Data Model Wizard</b> dialog <b>Choose Model Contents</b> page, select the <b>Generate from Database</b> model type and click <b>Next</b>.
%BR%%BR%<img src="%ATTACHURLPATH%/VirtInformixEDM_07.png" style="wikiautogen"/>%BR%%BR%
1 In the <b>Entity Data Model Wizard</b> dialog <b>Choose your Data Connection</b> page, select the <b>New Connection</b> button.
%BR%%BR%<img src="%ATTACHURLPATH%/VirtInformixEDM_08.png" style="wikiautogen"/>%BR%%BR%
1 In the <b>Choose Data Source</b> dialog, select the <b><nop>OpenLink Virtuoso Data Source</b> from the list and click <b>Continue</b>.
%BR%%BR%<img src="%ATTACHURLPATH%/VirtInformixEDM_09.png" style="wikiautogen"/>%BR%%BR%
1 In the <b>Connection Properties</b> dialog, specify the <b>hostname</b>, <b>portno</b>, <b>username</b>, and password for the target Virtuoso Server and check the <b>Save Password</b> check box.
%BR%%BR%<img src="%ATTACHURLPATH%/VirtInformixEDM_10.png" style="wikiautogen"/>%BR%%BR%
1 Select the <b>Select Database From List</b> radio button and choose <b>stores_demo</b> from the drop down list.
%BR%%BR%<img src="%ATTACHURLPATH%/VirtInformixEDM_11.png" style="wikiautogen"/>%BR%%BR%
1 Press the <b>Test Connection</b> dialog to verify that the database is accessible.
%BR%%BR%<img src="%ATTACHURLPATH%/VirtInformixEDM_12.png" style="wikiautogen"/>%BR%%BR%
1 Set the <b>entity connect string</b> name to <b>stores_demoEntities</b> (note this name as it is required in the section on creating and ADO.Net Data Service) and click <b>Next</b>.
%BR%%BR%<img src="%ATTACHURLPATH%/VirtInformixEDM_13.png" style="wikiautogen"/>%BR%%BR%
1 In the <b>Choose your Database Objects</b> page, tick the <b>Tables</b> check box to select all tables in the stores_demo catalog for addition to the Entity Data Model. Set the <b>Model Namespace</b> to <b>stores_demoModel</b> and click <b>Finish</b>.
%BR%%BR%<img src="%ATTACHURLPATH%/VirtInformixEDM_14.png" style="wikiautogen"/>%BR%%BR%
1 The <b>Model1.edmx</b> EDM will be created with the tables and relationships displayed in the Visual Studio IDE.
%BR%%BR%<img src="%ATTACHURLPATH%/VirtInformixEDM_15.png" style="wikiautogen"/>%BR%%BR%
Creation for the Entity Data Model for the Informix stores_demo database is now complete.
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