functions/Test-DbaDatabaseCollation.ps1
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Function Test-DbaDatabaseCollation { <# .SYNOPSIS Compares Database Collations to Server Collation .DESCRIPTION Compares Database Collations to Server Collation .PARAMETER SqlServer The SQL Server that you're connecting to. .PARAMETER Credential Credential object used to connect to the SQL Server as a different user .PARAMETER Databases Return information for only specific databases .PARAMETER Exclude Return information for all but these specific databases .PARAMETER Detailed Shows detailed information about the server and database collations .NOTES dbatools PowerShell module (https://dbatools.io, clemaire@gmail.com) Copyright (C) 2016 Chrissy LeMaire This program is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with this program. If not, see <http://www.gnu.org/licenses/>. .LINK https://dbatools.io/Test-DbaDatabaseCollation .EXAMPLE Test-DbaDatabaseCollation -SqlServer sqlserver2014a Returns server name, databse name and true/false if the collations match for all databases on sqlserver2014a .EXAMPLE Test-DbaDatabaseCollation -SqlServer sqlserver2014a -Databases db1, db2 Returns server name, databse name and true/false if the collations match for the db1 and db2 databases on sqlserver2014a .EXAMPLE Test-DbaDatabaseCollation -SqlServer sqlserver2014a, sql2016 -Detailed -Exclude db1 Lots of detailed information for database and server collations for all databases except db1 on sqlserver2014a and sql2016 .EXAMPLE Get-SqlRegisteredServerName -SqlServer sql2016 | Test-DbaDatabaseCollation Returns db/server collation 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 = $true)] [Alias("ServerInstance", "SqlInstance")] [string[]]$SqlServer, [System.Management.Automation.PSCredential]$Credential, [switch]$Detailed ) DynamicParam { if ($SqlServer) { return Get-ParamSqlDatabases -SqlServer $SqlServer[0] -SqlCredential $Credential } } BEGIN { # Convert from RuntimeDefinedParameter object to regular array $databases = $psboundparameters.Databases $exclude = $psboundparameters.Exclude $collection = New-Object System.Collections.ArrayList } PROCESS { foreach ($servername in $SqlServer) { try { $server = Connect-SqlServer -SqlServer $servername -SqlCredential $Credential } catch { if ($SqlServer.count -eq 1) { throw $_ } else { Write-Warning "Can't connect to $servername. Moving on." Continue } } $dbs = $server.Databases if ($databases.count -gt 0) { $dbs = $dbs | Where-Object { $databases -contains $_.Name } } if ($exclude.count -gt 0) { $dbs = $dbs | Where-Object { $exclude -notcontains $_.Name } } foreach ($db in $dbs) { Write-Verbose "Processing $($db.name) on $servername" $null = $collection.Add([PSCustomObject]@{ Server = $server.name ServerCollation = $server.collation Database = $db.name DatabaseCollation = $db.collation IsEqual = $db.collation -eq $server.collation }) } } } END { if ($detailed) { return $collection } if ($databases.count -eq 1) { if ($sqlserver.count -eq 1) { return $collection.IsEqual } else { return ($collection | Select-Object Server, isEqual) } } else { return ($collection | Select-Object Server, Database, IsEqual) } } } |