SharePoint 2010: Create site collection using PowerShell script

This article is about how to create a site collection in SharePoint using PowerShell script

$WebApplicationURL="http://testsite"
$SiteCollectionName="Test Site"
$SiteCollectionURL="http://testsite/sites/test"
$SiteCollectionTemplate="STS#0"
$SiteCollectionLanguage="1033"
$SiteCollectionOwner="domain\loginname"
$ContentDatabaseName="TestDB"


1. Create a site collection with a separate content database

#Create a new content database
New-SPContentDatabase -Name $ContentDatabaseName -WebApplication $WebApplicationURL

# Create site collection using new content database
New-SPSite -URL $SiteCollectionURL -OwnerAlias $SiteCollectionOwner -Language $SiteCollectionLanguage -Template $SiteCollectionTemplate -Name $SiteCollectionName -ContentDatabase $ContentDatabaseName  

2. Create a site collection with the default content database

New-SPSite -URL $SiteCollectionURL -OwnerAlias $SiteCollectionOwner -Language $SiteCollectionLanguage -Template $SiteCollectionTemplate -Name $SiteCollectionName

Thats it !!!