functions/Test-DbaDatabaseCompatibility.ps1
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function Test-DbaDatabaseCompatibility { <# .SYNOPSIS Compares Database Compatibility level to Server Compatibility .DESCRIPTION Compares Database Compatibility level to Server Compatibility .PARAMETER SqlInstance The SQL Server that you're connecting to. .PARAMETER Credential Credential object used to connect to the SQL Server as a different user .PARAMETER Database The database(s) to process - this list is auto-populated from the server. If unspecified, all databases will be processed. .PARAMETER ExcludeDatabase The database(s) to exclude - this list is auto-populated from the server .PARAMETER Detailed Shows detailed information about the server and database compatibility level .NOTES Website: https://dbatools.io Copyright: (C) Chrissy LeMaire, clemaire@gmail.com License: GNU GPL v3 https://opensource.org/licenses/GPL-3.0 .LINK https://dbatools.io/Test-DbaDatabaseCompatibility .EXAMPLE Test-DbaDatabaseCompatibility -SqlInstance sqlserver2014a Returns server name, databse name and true/false if the compatibility level match for all databases on sqlserver2014a .EXAMPLE Test-DbaDatabaseCompatibility -SqlInstance sqlserver2014a -Database db1, db2 Returns server name, databse name and true/false if the compatibility level match for the db1 and db2 databases on sqlserver2014a .EXAMPLE Test-DbaDatabaseCompatibility -SqlInstance sqlserver2014a, sql2016 -Detailed -Exclude db1 Lots of detailed information for database and server compatibility level for all databases except db1 on sqlserver2014a and sql2016 .EXAMPLE Get-DbaRegisteredServer -SqlInstance sql2014 | Test-DbaDatabaseCompatibility Returns db/server compatibility information for every database on every server listed in the Central Management Server on sql2016 #> [CmdletBinding()] [OutputType("System.Collections.ArrayList")] Param ( [parameter(Mandatory = $true, ValueFromPipeline = $true)] [Alias("ServerInstance", "SqlServer")] [DbaInstanceParameter[]]$SqlInstance, [PSCredential] $Credential, [Alias("Databases")] [object[]]$Database, [object[]]$ExcludeDatabase, [switch]$Detailed ) begin { $collection = New-Object System.Collections.ArrayList } process { foreach ($servername in $SqlInstance) { Write-Verbose "Connecting to $servername" try { $server = Connect-SqlInstance -SqlInstance $servername -SqlCredential $Credential } catch { if ($SqlInstance.count -eq 1) { throw $_ } else { Write-Warning "Can't connect to $servername. Moving on." Continue } } $serverversion = "Version$($server.VersionMajor)0" $dbs = $server.Databases if ($Database) { $dbs = $dbs | Where-Object { $Database -contains $_.Name } } if ($ExcludeDatabase) { $dbs = $dbs | Where-Object Name -NotIn $ExcludeDatabase } foreach ($db in $dbs) { Write-Verbose "Processing $($db.name) on $servername" $null = $collection.Add([PSCustomObject]@{ Server = $server.name ServerLevel = $serverversion Database = $db.name DatabaseCompatibility = $db.CompatibilityLevel IsEqual = $db.CompatibilityLevel -eq $serverversion }) } } } END { if ($Detailed -eq $true) { return $collection } if ($Database.count -eq 1) { if ($SqlInstance.count -eq 1) { return $collection.IsEqual } else { return ($collection | Select-Object Server, isEqual) } } else { return ($collection | Select-Object Server, Database, IsEqual) } } } |