- #HOW TO CONNECT DATABASE IN VB NET 2010 HOW TO#
- #HOW TO CONNECT DATABASE IN VB NET 2010 CODE#
- #HOW TO CONNECT DATABASE IN VB NET 2010 WINDOWS#
XSD File and add query for our login.Ĭlick Next-> SELECT which returns a single value. XSD file will be added in your solution explorer. The next thing is we will connect our project with the table (e.g. Click OK.īy doing this we are now connected in our database system. We can now connect our project to the prepared database.
#HOW TO CONNECT DATABASE IN VB NET 2010 WINDOWS#
Select Windows form and click the Login Form to add in our project.Īfter then, we will prepare our database and table to be used in our login. Since we have already the main form, we will now create our Login Form by clicking the Project-> Add New Item. In this tutorial Form1 will be the main form of the system. Login System) and directing us to the main object of the visual basic which is the Form1.
#HOW TO CONNECT DATABASE IN VB NET 2010 HOW TO#
I will be illustrating how to create a login in VB.net with MS Access as database using the feature of the current form of visual basic.įirstly, we will be preparing our Microsoft Visual Studio and create a new project.Īfter clicking it, we will be asked about the name of the project (e.g. This tutorial illustrates the ease in creating the system. The evolution of the said language up to the present form which is the VB.NET gives user an ease in developing a system even a database driven kind of a system. The same with visual basic 6.0, the user interface is being created by dragging and dropping of controls taken from the toolbox. net is an object-oriented language that evolves from its parent named visual basic. Select cust.City, ord.OrderID, ord.OrderDateĭataGridView1.Easy way to create a login in VB.net using MS Access
Press F5 to run your project and view the results.įollowing are some additional queries that you can try: Dim londonCustOrders = From cust In db.Customers, Dim db As New northwindDataContextĭim londonCusts = From cust In db.Customers
#HOW TO CONNECT DATABASE IN VB NET 2010 CODE#
You can create an instance of the DataContext in your code and query the tables specified by the O/R Designer.Īdd the following code to the Load event to query the tables that are exposed as properties of your data context. For this project, the DataContext object is named northwindDataContext. The DataContext object for your project is named based on the name of your. This object contains the code that you must have to access those tables, in addition to individual objects and collections for each table. When you added tables to the O/R Designer, the designer added a DataContext object for your project. To add code to query the database and display the resultsįrom the Toolbox, drag a DataGridView control onto the default Windows Form for your project, Form1.ĭouble-click Form1 to add code to the Load event of the form. Save your changes and close the designer. For example, IntelliSense will show that the Customer object has an Orders property for all orders related to that customer. Notice that the designer automatically detects relationships between the tables and creates child properties for related objects. The designer creates new Customer and Order objects for your project. Click the Orders table and drag it to the left pane of the designer. If you have closed the O/R Designer, you can reopen it by double-clicking the northwind.dbml file that you added earlier.Ĭlick the Customers table and drag it to the left pane of the designer. In Server Explorer/ Database Explorer, expand the connection to the Northwind database. To add tables to query to the O/R Designer The Object Relational Designer (O/R Designer) is opened for the northwind.dbml file. Select the LINQ to SQL Classes item template. Select Visual Basic Windows Forms Application as the project type. In Visual Studio, on the File menu, point to New and then click Project. To add a project that contains a LINQ to SQL file Specify a valid connection to the Northwind sample database. Right-click Data Connections in Server Explorer/ Database Explorer and then click Add Connection. In Visual Studio, open Server Explorer/ Database Explorer by clicking Server Explorer/ Database Explorer on the View menu. For more information, see Personalizing the IDE. The Visual Studio edition that you have and the settings that you use determine these elements. Your computer might show different names or locations for some of the Visual Studio user interface elements in the following instructions.
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