本文整理汇总了VB.NET中System.Data.OleDb.OleDbDataAdapter类的典型用法代码示例。如果您正苦于以下问题：VB.NET OleDbDataAdapter类的具体用法？VB.NET OleDbDataAdapter怎么用？VB.NET OleDbDataAdapter使用的例子？那么恭喜您, 这里精选的类代码示例或许可以为您提供帮助。
在下文中一共展示了OleDbDataAdapter类的2个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的VB.NET代码示例。
示例1: CreateDataAdapter
Public Function CreateDataAdapter(ByVal selectCommand As String, _
ByVal connection As OleDbConnection) As OleDbDataAdapter
Dim adapter As OleDbDataAdapter = _
New OleDbDataAdapter(selectCommand, connection)
adapter.MissingSchemaAction = MissingSchemaAction.AddWithKey
' Create the commands.
adapter.InsertCommand = New OleDbCommand( _
"INSERT INTO Customers (CustomerID, CompanyName) " & _
"VALUES (?, ?)")
adapter.UpdateCommand = New OleDbCommand( _
"UPDATE Customers SET CustomerID = ?, CompanyName = ? " & _
"WHERE CustomerID = ?")
adapter.DeleteCommand = New OleDbCommand( _
"DELETE FROM Customers WHERE CustomerID = ?")
' Create the parameters.
adapter.InsertCommand.Parameters.Add( _
"@CustomerID", OleDbType.Char, 5, "CustomerID")
adapter.InsertCommand.Parameters.Add( _
"@CompanyName", OleDbType.VarChar, 40, "CompanyName")
adapter.UpdateCommand.Parameters.Add( _
"@CustomerID", OleDbType.Char, 5, "CustomerID")
adapter.UpdateCommand.Parameters.Add( _
"@CompanyName", OleDbType.VarChar, 40, "CompanyName")
adapter.UpdateCommand.Parameters.Add( _
"@oldCustomerID", OleDbType.Char, 5, "CustomerID").SourceVersion = _
DataRowVersion.Original
adapter.DeleteCommand.Parameters.Add( _
"@CustomerID", OleDbType.Char, 5, "CustomerID").SourceVersion = _
DataRowVersion.Original
Return adapter
End Function示例2: New OleDbDataAdapter
' 导入命名空间
Imports System
Imports System.Xml
Imports System.Xml.Schema
Imports System.IO
Imports System.Data.OleDb
Imports System.Data.Common
Imports System.Data
Public Class MainClass
Shared Sub Main()
Dim dsUsers As New DataSet("Users")
Try
Dim dbConn As New OleDbConnection("Provider=Microsoft.Jet.OLEDB.4.0;Password=;User ID=Admin;Data Source=Employee.mdb")
Dim daUsers As New OleDbDataAdapter("SELECT ID, FirstName, LastName FROM Employee", dbConn)
Dim dcmUserID As New DataColumnMapping("ID", "EmployeeID")
Dim dcmFirstName As New DataColumnMapping("FirstName", "FirstName")
Dim dcmLastName As New DataColumnMapping("LastName", "LastName")
Dim dtmUsers As New DataTableMapping("Table", "Employee")
dtmUsers.ColumnMappings.Add(dcmUserID)
dtmUsers.ColumnMappings.Add(dcmFirstName)
dtmUsers.ColumnMappings.Add(dcmLastName)
daUsers.TableMappings.Add(dtmUsers)
daUsers.Fill(dsUsers)
Dim cb As New OleDbCommandBuilder(daUsers)
Dim r As DataRow = dsUsers.Tables(0).NewRow()
r("FirstName") = "Eddie"
r("LastName") = "Robinson"
dsUsers.Tables(0).Rows.Add(r)
daUsers.Update(dsUsers.GetChanges())
dsUsers.AcceptChanges()
Catch ex As Exception
dsUsers.RejectChanges()
Console.WriteLine(ex.Message)
End Try
End Sub
End Class