Public/Invoke-SqlQuery.ps1
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function Invoke-SqlQuery { <# .SYNOPSIS Invokes an Sql Query. .DESCRIPTION Takes either an SqlCommand or PlainTextCommand and Invokes the query against the desired SqlConnection. .EXAMPLE $Connection = Connect-SqlServer -Server "mysqlserver.example.com" -Database "MyFavoriteDb" -Credential (Get-Credential) $Command = $Connection | New-SqlCommand -SqlCommand "INSERT INTO [dbo].[People] (Name) Values (@Name)" $Command = $Command | Add-SqlCommandParameter -SqlParameterName "@Name" -SqlParameterType VarChar -SqlParameterValue "John Smith" $Command | Invoke-SqlQuery Connects to MyFavoriteDb on mysqlserver.example.com (prompting for credentials). Creates an SqlCommand to insert into the Name column of the [dbo].[People] Table. Adds @Name Parameter with a type of VarChar and value of John Smith to $Command. Invokes the Query adding the desired row to the [dbo].[People] Table. .EXAMPLE $Connection = Connect-SqlServer -Server "mysqlserver.example.com" -Database "MyFavoriteDb" -Credential (Get-Credential) $Connection | Invoke-SqlQuery -PlainTextCommand 'SELECT * FROM [dbo].[People]' Connects to MyFavoriteDb on mysqlserver.example.com (prompting for credentials). Invokes the Query returning * from [dbo].[People] Tbale. .PARAMETER SqlCommand SqlCommand Object to run against the desired SqlConnection. .PARAMETER PlainTextCommand PlainText Sql Query. .PARAMETER SqlConnection SqlConnection object used to make the query. #> [cmdletbinding(DefaultParameterSetName="sqlcommand")] Param ( [Parameter(Mandatory=$true,ParameterSetName="sqlcommand",ValueFromPipeline=$True,Position=0)] [System.Data.SqlClient.SqlCommand]$SqlCommand, [Parameter(Mandatory=$true,ParameterSetName="textquery",ValueFromPipeline=$True,Position=0)] [string]$PlainTextCommand, [Parameter(Mandatory=$true,ParameterSetName="textquery",ValueFromPipeline=$True,Position=1)] [System.Data.SqlClient.SqlConnection]$SqlConnection ) BEGIN { } PROCESS { switch ($PSCmdlet.ParameterSetName) { 'textquery' { Write-Verbose "PlainText Query: $PlainTextCommand" $SqlCommand = $SqlConnection | New-SqlCommand -SqlCommand $PlainTextCommand continue } } $Dataset = New-Object System.Data.DataSet $DataAdapter = New-Object System.Data.SqlClient.SqlDataAdapter($SqlCommand) $DataAdapter.Fill($Dataset) | Out-Null return $Dataset } } |