[英]Copying data from one table to another (along with some other data)
是否可以将数据从一个表传输到空表以及其他数据? 是否可以使用单个SQL语句执行此操作? 到目前为止我所尝试的没有产生任何错误,但原始表中的数据不会传输到空表。
我在下面提供了我的代码,我很感激任何建议。 我怀疑数据库连接有问题,但我仍然是编程的新手,我看不出问题。
Imports System.Data.SqlClient
Public Class uploadSuccess
Inherits System.Web.UI.Page
Dim con As SqlConnection
Dim cmd As SqlCommand
Protected Sub Page_Load(ByVal sender As Object, ByVal e As System.EventArgs) Handles Me.Load
End Sub
Protected Sub Button1_Click(ByVal sender As Object, ByVal e As System.EventArgs) Handles Button1.Click
con = New SqlConnection("Data Source=127.0.0.1; User Id=user;Password=pass;Initial Catalog=catalog;")
con.Open()
cmd = con.CreateCommand()
cmd.Connection = con
Dim intCount As Int32
Dim getReceipt As Int32
Dim femtocellrow As Int32
Dim noreceipt As Int32
Dim username As String
Dim client As String
Dim comName As String
noreceipt = Session("recNo")
username = Session("username")
comName = Session("compName")
'Response.Write("noreceipt" & noreceipt)
cmd.CommandText = "SELECT COUNT(*) AS RETURNCOUNT FROM dbo.tempTable"
intCount = cmd.ExecuteScalar
' Response.Write("count " & intCount)
cmd.CommandText = "SELECT noDevices FROM dbo.Receipt WHERE receiptNo= @noreceipt"
cmd.Parameters.AddWithValue("@noreceipt", noreceipt)
getReceipt = cmd.ExecuteScalar
'Response.Write("receipt " & getReceipt)
cmd.CommandText = "SELECT COUNT(*) AS RETURNCOUNT FROM dbo.femtocell WHERE receiptNo= @norec"
cmd.Parameters.AddWithValue("@norec", noreceipt)
femtocellrow = cmd.ExecuteScalar
'Response.Write("femrow " & femtocellrow)
cmd.CommandText = "SELECT clientID FROM dbo.Receipt WHERE companyName=@comName"
cmd.Parameters.AddWithValue("@comName", comName)
client = cmd.ExecuteScalar
'Response.Write("client " & client)
con.Close()
Dim rowsAffected As Integer = 0
Dim myConnectionString As String = "Data Source=192.168.18.30; User Id=sa;Password=google;Initial Catalog=femtocell;"
Dim myConnection As New SqlConnection(myConnectionString)
If (femtocellrow < getReceipt) & (intCount < femtocellrow) Then
'Dim myQuery As String = "SELECT ([uploadID],[clientID],[receiptNo],[compName],[state],[town],[district],[siteAddress],[latitude],[longitude],[type],[serialNo],[man],[model],[pwr],[appNo],[manAntenna],[modelAntenna],[height],[gain],[emission],[bhaul],[strucType],[covType],[cov],[spectBand],[txFreq],[rxFreq],[bw],[regFee],[uspArea],[commDate],[compName]) INTO dbo.femtocell (username,client,noreceipt,comName,[State],[Town],[District],[Site_Address],[Latitude],[Longitude],[Equipment_Type],[Equipment_Serial_No],[Equipment_Man],[Equipment_Model],[Equipment_Pwr_Mw],[Equipment_App_No],[Antenna_Man],[Antenna_Model],[Antenna_Height_m],[Antenna_Gain_Db],[antenna_emission],[Bhaul],[Struc_Type],[Cov_Type],[Cov_m],[Spect_Band],[Tx_Freq_MHz],[Rx_Freq_MHz],[Bw_KHz],[Reg_Fee_RM],[USP_area],[Comm_Date]) FROM dbo.tempTable"
' Dim myQuery As String = "INSERT INTO dbo.femtocell ([uploadID],[clientID],[receiptNo],[compName],[state],[town],[district],[siteAddress],[latitude],[longitude],[type],[serialNo],[man],[model],[pwr],[appNo],[manAntenna],[modelAntenna],[height],[gain],[emission],[bhaul],[strucType],[covType],[cov],[spectBand],[txFreq],[rxFreq],[bw],[regFee],[uspArea],[commDate],[compName]) VALUES (SELECT 'username','client','noreceipt','comName',[State],[Town],[District],[Site_Address],[Latitude],[Longitude],[Equipment_Type],[Equipment_Serial_No],[Equipment_Man],[Equipment_Model],[Equipment_Pwr_Mw],[Equipment_App_No],[Antenna_Man],[Antenna_Model],[Antenna_Height_m],[Antenna_Gain_Db],[antenna_emission],[Bhaul],[Struc_Type],[Cov_Type],[Cov_m],[Spect_Band],[Tx_Freq_MHz],[Rx_Freq_MHz],[Bw_KHz],[Reg_Fee_RM],[USP_area],[Comm_Date]FROM dbo.tempTable"
Dim myQuery As String = "INSERT INTO dbo.femtocell ([state],[town],[district],[siteAddress],[latitude],[longitude],[type],[serialNo],[man],[model],[pwr],[appNo],[manAntenna],[modelAntenna],[height],[gain],[emission],[bhaul],[strucType],[covType],[cov],[spectBand],[txFreq],[rxFreq],[bw],[regFee],[uspArea],[commDate]) SELECT [State],[Town],[District],[Site_Address],[Latitude],[Longitude],[Equipment_Type],[Equipment_Serial_No],[Equipment_Man],[Equipment_Model],[Equipment_Pwr_Mw],[Equipment_App_No],[Antenna_Man],[Antenna_Model],[Antenna_Height_m],[Antenna_Gain_Db],[antenna_emission],[Bhaul],[Struc_Type],[Cov_Type],[Cov_m],[Spect_Band],[Tx_Freq_MHz],[Rx_Freq_MHz],[Bw_KHz],[Reg_Fee_RM],[USP_area],[Comm_Date]FROM dbo.tempTable"
Dim myCommand As New SqlCommand(myQuery, myConnection)
Try
myConnection.Open()
rowsAffected = myCommand.ExecuteNonQuery()
Catch ex As Exception
Response.Write(ex.Message)
Finally
myConnection.Close()
End Try
Else
Dim message As String = "Number of devices submitted is invalid."
Dim sb As New System.Text.StringBuilder()
sb.Append("alert('")
sb.Append(message)
sb.Append("');")
ClientScript.RegisterOnSubmitStatement(Me.GetType(), "alert", sb.ToString())
End If
End Sub
End Class
声明:本站的技术帖子网页,遵循CC BY-SA 4.0协议,如果您需要转载,请注明本站网址或者原文地址。任何问题请咨询:yoyou2525@163.com.