我需要将第一个DROPDOWN框的结果存储为变量,并在第二个DROPDOWN框中代替INSTANCE_NAME来使用。
从本质上讲,一旦做出选择,则需要对SLQ_INSTANCE中的MASTER数据库运行第二个框的SELECT查询,第一个DROPDOWN框将导致该查询。
我尝试了几种变体,但似乎做得不好。有什么建议么?
提前致谢!
#first DROPDOWN Box
$label = New-Object System.Windows.Forms.Label
$label.Location = New-Object System.Drawing.Point(10,20)
$label.Size = New-Object System.Drawing.Size(280,20)
$label.Text = 'SQL Server Name'
$form.Controls.Add($label)
$DropDownBox = New-Object System.Windows.Forms.ComboBox
$DropDownBox.Location = New-Object System.Drawing.Size(10,40)
$DropDownBox.Size = New-Object System.Drawing.Size(260,20)
$DropDownBox.DropDownHeight = 200
$Form.Controls.Add($DropDownBox)
$wksList= invoke-sqlcmd -query "select * from VIEW_NAME
order by instance_name" -database DATABASE_NAME -serverinstance INSTANCE_NAME
foreach ($wks in $wksList) {
$DropDownBox.Items.Add($wks.Instance_Name)
} #end foreach
#end first DROPDOWN box
#second DROPDOWN Box
$label2 = New-Object System.Windows.Forms.Label
$label2.Location = New-Object System.Drawing.Point(10,90)
$label2.Size = New-Object System.Drawing.Size(280,20)
$label2.Text = 'Database Name'
$form.Controls.Add($label2)
$DropDownBox2 = New-Object System.Windows.Forms.ComboBox
$DropDownBox2.Location = New-Object System.Drawing.Size(10,110)
$DropDownBox2.Size = New-Object System.Drawing.Size(260,20)
$DropDownBox2.DropDownHeight = 200
$Form.Controls.Add($DropDownBox2)
$wksList2= invoke-sqlcmd -query "select name from sys.databases
where database_id>4
order by name" -database MASTER -serverinstance INSTANCE_NAME
foreach ($wks in $wksList2) {
$DropDownBox2.Items.Add($wks.name)
} #end foreach
#end second DROPDOWN box
尝试在下面发布当前代码。...拧紧了编辑内容:-(,包括乔纳森(Jonathan)建议的更改...将不得不开始新的发布.....抱歉!!!!!! !如我在对Jonathan的评论中所述,这似乎是正确的,但是传递给-serverinstance的任何值似乎都行不通。它会“尝试”连接,但是Powershell会生成一个错误消息,指出它无法连接到服务器。
附加说明-通过添加Get-Variable命令,我确定为InstanceName传递的值实际上为空。
99.9%...有什么想法吗?再次感谢。
通过在#Second DROPDOWN框下移动$ InstanceName = $ DropDownBox.SelectedItem命令,该进程的aprt现在似乎可以正常工作。我从第一个下拉列表中选择一台服务器,单击按钮,然后在第二个下拉列表中填充正确的数据库列表。
但是,现在该过程底部的$ DBName = $ DropDownBox2.text语句失败,数据库名称为空。.so,因此没有备份。
仍在玩各种游戏,但如果有人看到我错过的任何内容,请告诉我。
我假设我需要添加第二个按钮并单击 Action ,以将Box 2的结果设置为db变量,但是我在放置时遇到了麻烦。
是的,...正确输入了代码。
这似乎是可行的版本,除了将第二个组合框中的值向下传递到底部的$ DBName之外,其他所有.....
Add-Type -AssemblyName System.Windows.Forms
Add-Type -AssemblyName System.Drawing
Add-Type -AssemblyName Microsoft.VisualBasic
$form = New-Object System.Windows.Forms.Form
$image = [System.Drawing.Image]::Fromfile('Path to image')
$pictureBox = new-object Windows.Forms.PictureBox #--instantiates a PictureBox
$pictureBox.width=420
$pictureBox.height=420
$pictureBox.top=20
$pictureBox.left=350
$pictureBox.Image=$image
#$form.Font = New-Object System.Drawing.Font("Lucida Console",11,[System.Drawing.FontStyle]::Regular)
$form = New-Object System.Windows.Forms.Form
$form.Text = 'MSSQL DATABASE BACKUP UTILITY'
$form.Size = New-Object System.Drawing.Size(800,500)
$form.Font = New-Object System.Drawing.Font("Times New Roman",11,[System.Drawing.FontStyle]::Regular)
$form.StartPosition = 'CenterScreen'
$form.Controls.add($pictureBox)
$okButton = New-Object System.Windows.Forms.Button
$okButton.Location = New-Object System.Drawing.Point(10,400)
$okButton.Size = New-Object System.Drawing.Size(75,23)
$okButton.Text = 'OK'
$okButton.DialogResult = [System.Windows.Forms.DialogResult]::OK
$form.AcceptButton = $okButton
$form.Controls.Add($okButton)
#first DROPDOWN Box
$label = New-Object System.Windows.Forms.Label
$label.Location = New-Object System.Drawing.Point(10,20)
$label.Size = New-Object System.Drawing.Size(280,20)
$label.Text = 'SQL Instance Name'
$form.Controls.Add($label)
$DropDownBox = New-Object System.Windows.Forms.ComboBox
$DropDownBox.Location = New-Object System.Drawing.Size(10,40)
$DropDownBox.Size = New-Object System.Drawing.Size(260,20)
$DropDownBox.DropDownHeight = 200
$Form.Controls.Add($DropDownBox)
$wksList= invoke-sqlcmd -query "select * from VIEW NAME
order by instance_name" -database DBA -serverinstance INSTANCE_NAME
foreach ($wks in $wksList)
{ $DropDownBox.Items.Add($wks.Instance_Name) }
$Button = New-Object System.Windows.Forms.Button
$Button.Location = New-Object System.Drawing.Size(10,80)
$Button.Size = New-Object System.Drawing.Size(120,23)
$Button.Text = "Set Instance"
$Form.Controls.Add($Button)
#Add Button event
$Button.Add_Click(
{
#second DROPDOWN Box
$InstanceName = $DropDownBox.SelectedItem
$label2 = New-Object System.Windows.Forms.Label
$label2.Location = New-Object System.Drawing.Point(10,120)
$label2.Size = New-Object System.Drawing.Size(280,20)
$label2.Text = 'Database Name'
$form.Controls.Add($label2)
$DropDownBox2 = New-Object System.Windows.Forms.ComboBox
$DropDownBox2.Location = New-Object System.Drawing.Size(10,140)
$DropDownBox2.Size = New-Object System.Drawing.Size(260,20)
$DropDownBox2.DropDownHeight = 200
$Form.Controls.Add($DropDownBox2)
$wksList2= invoke-sqlcmd -query "select name from sys.databases
where database_id>4
order by name" -database MASTER -serverinstance $InstanceName
foreach ($wks in $wksList2)
{ $DropDownBox2.Items.Add($wks.name) }
})
#end second DROPDOWN box
# third text box
$label3 = New-Object System.Windows.Forms.Label
$label3.Location = New-Object System.Drawing.Point(10,220)
$label3.Size = New-Object System.Drawing.Size(280,20)
$label3.Text = 'Desired Backup Location'
$form.Controls.Add($label3)
$textBox3 = New-Object System.Windows.Forms.TextBox
$textBox3.Location = New-Object System.Drawing.Point(10,240)
$textBox3.Size = New-Object System.Drawing.Size(260,20)
$form.Controls.Add($textBox3)
#end third text box
# fourth text box
$label4 = New-Object System.Windows.Forms.Label
$label4.Location = New-Object System.Drawing.Point(10,280)
$label4.Size = New-Object System.Drawing.Size(280,20)
$label4.Text = 'Desired Backup Name'
$form.Controls.Add($label4)
$textBox4 = New-Object System.Windows.Forms.TextBox
$textBox4.Location = New-Object System.Drawing.Point(10,300)
$textBox4.Size = New-Object System.Drawing.Size(260,20)
$form.Controls.Add($textBox4)
#end fourth text box
# fifth text box
$label5 = New-Object System.Windows.Forms.Label
$label5.Location = New-Object System.Drawing.Point(10,340)
$label5.Size = New-Object System.Drawing.Size(280,20)
$label5.Text = 'Your Email Address'
$form.Controls.Add($label5)
$textBox5 = New-Object System.Windows.Forms.TextBox
$textBox5.Location = New-Object System.Drawing.Point(10,360)
$textBox5.Size = New-Object System.Drawing.Size(260,20)
$form.Controls.Add($textBox5)
#end fifth text box
$form.Topmost = $true
$form.Add_Shown({$DropDownBox.Select()})
$result = $form.ShowDialog()
if ($result -eq [System.Windows.Forms.DialogResult]::OK)
{
$Server = $DropDownBox.text
$DBName = $DropDownBox2.text
$SharedFolder = $textBox3.text
$BUName = $textBox4.text
$mail = $textBox5.text
Get-Variable
<#$Date = Get-Date -format yyyyMMdd#>
Backup-SqlDatabase -ServerInstance $server `
-Database $DBName `
-CopyOnly `
-CompressionOption on `
-BackupFile "$($SharedFolder)\$DBName-$BUName.bak" `
-BackupAction Database `
-checksum
#SMPT Section
$From = "SUPPORT EMAIL"
$To = $mail
$Subject = "RECENT MSSQL BACKUP REQUEST"
$Body = "Your MSSQL database backup from $server, $DBName, has been backed up to $SharedFolder. Please check the directory path you specified for your backup. If you have any problems, fwd this email to SUPPORT EMAIL for assistance."
$PSEmailServer = "SMTP SERVER"
Send-MailMessage -From $From -To $To -Subject $Subject -Body $Body -SmtpServer $PSEmailserver
最佳答案
本示例使用按钮来控制工作流程。在这种情况下,用户将在第一个下拉框中选择实例。当他们单击按钮时,所选名称将存储在$InstanceName
中,可在查询中用于第二个下拉列表
$form = New-Object System.Windows.Forms.Form
#first DROPDOWN Box
$label = New-Object System.Windows.Forms.Label
$label.Location = New-Object System.Drawing.Point(10,20)
$label.Size = New-Object System.Drawing.Size(280,20)
$label.Text = 'SQL Server Name'
$form.Controls.Add($label)
$DropDownBox = New-Object System.Windows.Forms.ComboBox
$DropDownBox.Location = New-Object System.Drawing.Size(10,40)
$DropDownBox.Size = New-Object System.Drawing.Size(260,20)
$DropDownBox.DropDownHeight = 200
$Form.Controls.Add($DropDownBox)
$wksList= invoke-sqlcmd -query "select * from VIEW_NAME
order by instance_name" -database DATABASE_NAME -serverinstance INSTANCE_NAME
foreach ($wks in $wksList)
{ $DropDownBox.Items.Add($wks.Instance_Name) }
$InstanceName = $DropDownBox.SelectedItem
$Button = New-Object System.Windows.Forms.Button
$Button.Location = New-Object System.Drawing.Size(10,60)
$Button.Size = New-Object System.Drawing.Size(120,23)
$Button.Text = "Select DB"
$Form.Controls.Add($Button)
#Add Button event
$Button.Add_Click(
{
#second DROPDOWN Box
$label2 = New-Object System.Windows.Forms.Label
$label2.Location = New-Object System.Drawing.Point(10,90)
$label2.Size = New-Object System.Drawing.Size(280,20)
$label2.Text = 'Database Name'
$form.Controls.Add($label2)
$DropDownBox2 = New-Object System.Windows.Forms.ComboBox
$DropDownBox2.Location = New-Object System.Drawing.Size(10,110)
$DropDownBox2.Size = New-Object System.Drawing.Size(260,20)
$DropDownBox2.DropDownHeight = 200
$Form.Controls.Add($DropDownBox2)
$wksList2= invoke-sqlcmd -query "select name from sys.databases
where database_id>4
order by name" -database MASTER -serverinstance $InstanceName
foreach ($wks in $wksList2)
{ $DropDownBox2.Items.Add($wks) }
})
$form.ShowDialog()
关于sql - Powershell:将一个下拉框中的选择用作另一个变量,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/62826075/