gardenlkak.blogg.se - Visual studio 2017 sql server connection string example

The approximate form of the file “Form1.cs” ( C# programming language) can be as follows: using System Copying a string ( ConnectionString) of a database connection to a program

In this case, the database connection string specifies the full path to the database file “MyDataBase.mdf”.įigure 1. Connection string with database string ConnStr = Source=.\SQLEXPRESS AttachDbFilename=D:\Programs\C_SHARP\TermPaper1\TermPaper1\MyDataBase.mdf Integrated Security=True User Instance=True" Insert the string “Connection String” in the initialization string of the ConnStr variable (or choose a different name) as shown below:

Create a variable in the form class Form1 of type ‘string’.

This can be, for example, the “Form1.cs” file of the main form of the program created using the Windows Forms template.

Go to the text portion of the program file.

In the Properties window, select the line (property) “Connection Strings” (the context menu is the “Select All” command and copy it to the clipboard Clipboard (the context menu is the “Copy” command) (Figure 1-3).

Select the file “MyDataBase.mdf” (Figure 1-2).

Go to the Server Explorer utility (Figure 1-1).

To get the ‘Connection String’ to the database is necessary to perform the following steps (Figure 1)

An example of creating/connecting a local Microsoft SQL Server database located in the “*.mdf” file.

If the database has not yet been created, then download the archive with the finished database files here.Īn example of connecting a database to the list of Server Explorer databases in MS Visual Studio is given in the article:

The database was created earlier and included to the list of data ‘Server Explorer’ databases. It is assumed that the local database is located in the file “MyDataBase.mdf”. With this string application (program) can have access to the database elements (tables, views, charts, and the like). This topic shows how to determine the connection string with the ‘Connection String’ database.