Saturday, May 17, 2014

History Command in PowerShell

To add the a command to a new or existing profile
On the computer that hosts the data warehouse management server,

click Start, point to Programs, point to Windows PowerShell 1.0, right-click Windows PowerShell, and then click Run as administrator.
At the Windows PowerShell prompt, type the following command, and then press ENTER:
>>Test-path $profile
If the results of the previous command are false, go to step 4. If the results are true, go to step 5.
Type the following command, and then press ENTER.
New-item –type file –force $profile
Type the following command, and then press ENTER.
Notepad $profile

Add the following Content into profile file.

===================

Set-Location C:\
$a = Get-Date
“Date: ” + $a.ToShortDateString()
“Time: ” + $a.ToShortTimeString()
$MaximumHistoryCount = 1KB

if (!(Test-Path ~\PowerShell -PathType Container))
{ New-Item ~\PowerShell -ItemType Directory
}

function bye
{ Get-History -Count 1KB |Export-CSV ~\PowerShell\history.csv
exit
}

if (Test-path ~\PowerShell\History.csv)
{ Import-CSV ~\PowerShell\History.csv |Add-History
}

====================


 

PS> Get-History |Get-Member -MemberType Property
TypeName: Microsoft.PowerShell.Commands.HistoryInfo

Name MemberType Definition
---- ---------- ----------
CommandLine Property System.String CommandLine {get;}
EndExecutionTime Property System.DateTime EndExecutionTime {get;}
ExecutionStatus Property System.Management.Automation.Runspaces.Pip...
Id Property System.Int64 Id {get;}
StartExecutionTime Property System.DateTime StartExecutionTime {get;}

This means that you can find out when something was executed (e.g. which session it happened in) using the following command:

PS> ghy |ft id,endexecutiontime,commandline -auto

Id EndExecutionTime CommandLine
-- ---------------- -----------
612 6/29/2006 5:39:34 AM gcm export-csv |fl *
613 6/30/2006 6:51:16 PM ipconfig
614 6/30/2006 8:51:38 PM cd C:\kits

 

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