$app=[System.Windows.Forms.Application]
$myForm=new-object System.Windows.Forms.Form
$myForm.Text="T_sql Excute window"

$button1 = new-object System.Windows.Forms.Button
$button1.Size = new-object System.Drawing.Size  -argumentlist 75, 23
$button1.Text = "执行程序"
$button1.Location = new-object System.Drawing.Point -argumentlist 200, 200

$label1 = new-object System.Windows.Forms.Label;
$label1.Location = new-object System.Drawing.Point -argumentlist 1, 10
$label1.Size = new-object System.Drawing.Size  -argumentlist 80, 15
$label1.Text = "数据库地址 : "
$textbox1=new-object System.Windows.Forms.TextBox
$textBox1.Multiline = $true;
$textBox1.Text = ""
$textBox1.Size = new-object System.Drawing.Size  -argumentlist 150, 15
$textBox1.Location = new-object System.Drawing.Point -argumentlist 90, 10

#获取第二个参数
$label2 = new-object System.Windows.Forms.Label;
$label2.Location = new-object System.Drawing.Point -argumentlist 1, 50
$label2.Size = new-object System.Drawing.Size  -argumentlist 80, 15
$label2.Text = "用户名 : "
$textbox2=new-object System.Windows.Forms.TextBox
$textBox2.Multiline = $true;
$textBox2.Text = ""
$textBox2.Size = new-object System.Drawing.Size  -argumentlist 150, 15
$textBox2.Location = new-object System.Drawing.Point -argumentlist 90, 50

#获取第三个参数
$label3 = new-object System.Windows.Forms.Label;
$label3.Location = new-object System.Drawing.Point -argumentlist 1, 90
$label3.Size = new-object System.Drawing.Size  -argumentlist 80, 15
$label3.Text = "密码 : "
$textbox3=new-object System.Windows.Forms.TextBox
$textBox3.Multiline = $true;
$textBox3.Text = ""
$textBox3.Size = new-object System.Drawing.Size  -argumentlist 150, 15
$textBox3.Location = new-object System.Drawing.Point -argumentlist 90, 90

#获取第四个参数
$label4 = new-object System.Windows.Forms.Label;
$label4.Location = new-object System.Drawing.Point -argumentlist 1, 130
$label4.Size = new-object System.Drawing.Size  -argumentlist 80, 15
$label4.Text = "tsql路径 : "
$textbox4=new-object System.Windows.Forms.TextBox
$textBox4.Multiline = $true;
$textBox4.Text = ""
$textBox4.Size = new-object System.Drawing.Size  -argumentlist 150, 15
$textBox4.Location = new-object System.Drawing.Point -argumentlist 90, 130
# $textbox2=new-object System.Windows.Forms.TextBox
# $textBox2.Multiline = $true;
# $textBox2.Text = "test"
# $textBox2.Size = new-object System.Drawing.Size  -argumentlist 281, 113
#$flowLayoutPanel1 = new-object System.Windows.Forms.FlowLayoutPanel
$myForm.Controls.Add($label1)
$myForm.Controls.Add($textbox1)
$myForm.Controls.Add($label2)
$myForm.Controls.Add($textbox2)
$myForm.Controls.Add($label3)
$myForm.Controls.Add($textbox3)
$myForm.Controls.Add($label4)
$myForm.Controls.Add($textbox4)
$myForm.Controls.Add($button1)
#$myForm.Controls.Add($textbox2)
#$myForm.Controls.Add($label1)
#$flowLayoutPanel1.Controls.Add($label1);
#$flowLayoutPanel1.Controls.Add($textBox1);
#$flowLayoutPanel1.Controls.Add($textBox2);
#$flowLayoutPanel1.Controls.Add($button1);
#$flowLayoutPanel1.Dock = "Fill"
#$flowLayoutPanel1.FlowDirection = "TopDown"

#下面是批量执行tsql语句的函数
function exec_tsql{ 
         param( [string] $serverInstance ,
        [string] $userName ,
[string] $password ,
[string] $ScriptPath)

$ScriptList=""
[System.IO.DirectoryInfo]$DirectoryInfo=New-Object System.IO.DirectoryInfo $ScriptPath | Sort-Object
foreach( $f In ($DirectoryInfo.GetFiles("*.sql"))) 
  {
    $ScriptList=$ScriptList+";"+$f.Name
  }


Try
{
    #[void][System.Reflection.Assembly]::LoadWithPartialName(‘Microsoft.SqlServer.ConnectionInfo‘) |out-null
    #$ServerConnection =new-object Microsoft.SqlServer.Management.Common.ServerConnection $serverInstance,$userName, $password
    Import-Module "sqlps" -DisableNameChecking
#try
    #{
        #$ServerConnection.BeginTransaction()
        #Write-Host "BeginTransaction ."
        
        [System.Text.StringBuilder]$Sql=""
        Foreach($File In $ScriptList.Split(";"))
        {        
            if($File -ne "")
            {
                #$Sql=$Sql.AppendLine(([System.Io.File]::OpenText($ScriptPath+$File)).ReadToEnd())
                #$ServerConnection.ExecuteNonQuery($Sql)|out-null
$fileurl = $ScriptPath + $File
Invoke-Sqlcmd -InputFile $fileurl  -ServerInstance $serverInstance -Database "Master" -Username $userName -Password $password 
                $Sql=""
                
                Write-Host $ScriptPath$File  " ...OK!"
            }
        }
        #$ServerConnection.CommitTransaction()
        
        #Write-Host "CommitTransaction ."      
    #}
    #Catch
    #{
    #    If ($ServerConnection.TransactionDepth -gt 0)
    #        {
    #            $ServerConnection.RollBackTransaction()
    #            Write-Host "RollBackTransaction ."
    #        }            
    #     
    #    Write-Error $_     
    #}    
}
Catch
{
    Write-Error $_
}
}
#这个函数到这里结束

#这里是执行按钮的事件，就是执行上面写的函数
$button1ClickEventHandler = [System.EventHandler] {
  $serverInstance = $textBox1.Text
  $userName = $textBox2.Text
  $password = $textBox3.Text
  $ScriptPath = $textBox4.Text
 exec_tsql $serverInstance $userName $password $ScriptPath
  [System.Windows.Forms.MessageBox]::Show("执行成功")
}
$button1.Add_Click($button1ClickEventHandler)
$app::EnableVisualStyles()
$app::Run($myForm)

powershell利用winform批量执行tsql语句