本文整理汇总了VB.NET中System.Data.OleDb.OleDbConnectionStringBuilder类的典型用法代码示例。如果您正苦于以下问题:VB.NET OleDbConnectionStringBuilder类的具体用法?VB.NET OleDbConnectionStringBuilder怎么用?VB.NET OleDbConnectionStringBuilder使用的例子?那么, 这里精选的类代码示例或许可以为您提供帮助。
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示例1: Module1
' 导入命名空间
Imports System.Data.OleDb
Imports System.Collections
Module Module1
Sub Main()
Dim builder As New OleDbConnectionStringBuilder()
builder.ConnectionString = "Data Source=C:\Sample.mdb"
' Call the Add method to explicitly add key/value
' pairs to the internal collection.
builder.Add("Provider", "Microsoft.Jet.Oledb.4.0")
builder.Add("Jet OLEDB:Database Password", "MyPassword!")
builder.Add("Jet OLEDB:System Database", "C:\Workgroup.mdb")
' Set up row-level locking.
builder.Add("Jet OLEDB:Database Locking Mode", 1)
Console.WriteLine(builder.ConnectionString)
Console.WriteLine()
' Clear current values and reset known keys to their
' default values.
builder.Clear()
' Pass the OleDbConnectionStringBuilder an existing
' connection string, and you can retrieve and
' modify any of the elements.
builder.ConnectionString = _
"Provider=DB2OLEDB;Network Transport Library=TCPIP;" & _
"Network Address=192.168.0.12;Initial Catalog=DbAdventures;" & _
"Package Collection=SamplePackage;Default Schema=SampleSchema;"
Console.WriteLine("Network Address = " & builder("Network Address").ToString())
Console.WriteLine()
' Modify existing items.
builder("Package Collection") = "NewPackage"
builder("Default Schema") = "NewSchema"
' Call the Remove method to remove items from
' the collection of key/value pairs.
builder.Remove("User ID")
' Note that calling Remove on a nonexistent item does not
' throw an exception.
builder.Remove("BadItem")
Console.WriteLine(builder.ConnectionString)
Console.WriteLine()
' The Item property is the default for the class,
' and setting the Item property adds the value, if
' necessary.
builder("User ID") = "SampleUser"
builder("Password") = "SamplePassword"
Console.WriteLine(builder.ConnectionString)
Console.WriteLine("Press Enter to finish.")
Console.ReadLine()
End Sub
End Module