VB.NET中怎么实现事务处理
今天就跟大家聊聊有关VB.NET中怎么实现事务处理,可能很多人都不太了解,为了让大家更加了解,小编给大家总结了以下内容,希望大家根据这篇文章可以有所收获。
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VB.NET事务处理代码示例:
[Visual Basic]
Public Sub RunSqlCeTransaction
(myConnString As String)Dim myConnection As New SqlCe
Connection(myConnString)myConnection.Open()
Dim myCommand As New SqlCeCommand()
Dim myTrans As SqlCeTransaction
' Start a local transaction
myTrans = myConnection.BeginTransaction()
' Must assign both transaction object
and connection' to Command object for a pending
local transactionmyCommand.Connection = myConnection
myCommand.Transaction = myTrans
Try
myCommand.CommandText = "Insert into
Region (RegionID, RegionDescription)
VALUES (100, 'Description')"myCommand.ExecuteNonQuery()
myCommand.CommandText = "Insert into
Region (RegionID, RegionDescription)
VALUES (101, 'Description')"myCommand.ExecuteNonQuery()
myTrans.Commit()
Catch
Try
myTrans.Rollback()
Catch e As SqlCeException
' Handle possible exception here
End Try
Finally
myConnection.Close()
End Try
End Sub
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