ProductivityTools.PSSQLCommands.psm1
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function Test-SQLDatabase() { [cmdletbinding()] param ( [Parameter(Mandatory=$true)] [string]$SqlInstance, [Parameter(Mandatory=$true)] [string]$DatabaseName) $query="IF EXISTS (SELECT name FROM master.sys.databases WHERE name = N'$DatabaseName') BEGIN SELECT 1 END else begin select 0 end" $r=Invoke-SQLQuery -SqlInstance $SqlInstance -Query $query if ($r[0] -eq 1) { return $true } else { return $false } } function Drop-SQLDatabase() { [cmdletbinding()] param ( [Parameter(Mandatory=$true)] [string]$SqlInstance, [Parameter(Mandatory=$true)] [string]$DatabaseName) Write-Verbose "Drop-Database command invoked" $test=Test-SQLDatabase -SqlInstance $SqlInstance -DatabaseName $DatabaseName if ($test) { $query= "EXEC msdb.dbo.sp_delete_database_backuphistory @database_name = N'$DatabaseName'" Invoke-SQLQuery -Query $query -SqlInstance $SqlInstance $query= "ALTER DATABASE [$DatabaseName] SET SINGLE_USER WITH ROLLBACK IMMEDIATE DROP DATABASE $DatabaseName" Invoke-SQLQuery -Query $query -SqlInstance $SqlInstance } else { Write-Verbose "Database $DatabaseName on the Instance $SqlInstance not exists" } Write-Verbose "Drop-Database command finished" } function CreateDatabase() { [cmdletbinding()] param([string]$SqlInstance,[string]$DatabaseName,[string]$Path) if ($Path -eq "") { $query= "CREATE DATABASE $DatabaseName" } else { $logName=$DatabaseName+"_log" $query= "CREATE DATABASE $DatabaseName CONTAINMENT = NONE ON PRIMARY ( NAME = N'$DatabaseName', FILENAME = N'$Path\$DatabaseName.mdf' , SIZE = 5120KB , MAXSIZE = UNLIMITED, FILEGROWTH = 1024KB ) LOG ON ( NAME = N'$logName', FILENAME = N'$Path\$logName.ldf' , SIZE = 1792KB , MAXSIZE = 2048GB , FILEGROWTH = 10%) GO" } Invoke-SQLQuery -SqlInstance $SqlInstance -Query $query } function New-SQLDatabase() { [cmdletbinding()] param( [Parameter(Mandatory=$true)] [string]$SqlInstance, [Parameter(Mandatory=$true)] [string]$DatabaseName, [Parameter(Mandatory=$false)] [string]$Path, [switch]$Force) Write-Verbose "New-Database command invoked" if ($Force -eq $true) { Drop-SQLDatabase -SqlInstance $SqlInstance -DatabaseName $DatabaseName } $test=Test-SQLDatabase -SqlInstance $SqlInstance -DatabaseName $DatabaseName if ($test) { Write-Verbose "Database $DatabaseName on the Instance $SqlInstance exists" } else { CreateDatabase -SqlInstance $SqlInstance -DatabaseName $DatabaseName -Path $Path } Write-Verbose "New-Database command finished" } function Test-SQLTable() { [cmdletbinding()] param ( [Parameter(Mandatory=$true)] [string]$SqlInstance, [Parameter(Mandatory=$true)] [string]$DatabaseName, [Parameter(Mandatory=$true)] [string]$TableName, [string]$SchemaName="dbo") $query="IF (EXISTS (SELECT TOP 1 * FROM INFORMATION_SCHEMA.TABLES WHERE TABLE_SCHEMA = '$SchemaName' AND TABLE_NAME = '$TableName')) BEGIN SELECT 1 END else begin select 0 end" $r=Invoke-SQLQuery -SqlInstance $SqlInstance -DatabaseName $DatabaseName -Query $query if ($r[0] -eq 1) { return $true } else { return $false } } function Drop-SQLTable() { [cmdletbinding()] param ( [Parameter(Mandatory=$true)] [string]$SqlInstance, [Parameter(Mandatory=$true)] [string]$DatabaseName, [Parameter(Mandatory=$true)] [string]$TableName, [string]$SchemaName="dbo") Write-Verbose "Drop-SQLTable command invoked" $test=Test-SQLTable -SqlInstance $SqlInstance -DatabaseName $DatabaseName -SchemaName $SchemaName -TableName $TableName if ($test) { $query="DROP TABLE [$SchemaName].[$TableName]" Invoke-SQLQuery -SqlInstance $SqlInstance -DatabaseName $DatabaseName -Query $query } else { Write-Verbose "Table $TableName with schema $SchemaName in the Database $DatabaseName on the Instance $SqlInstance not exists" } Write-Verbose "Drop-SQLTable command finished" } function New-SQLTable() { [cmdletbinding()] param ( [Parameter(Mandatory=$true)] [string]$SqlInstance, [Parameter(Mandatory=$true)] [string]$DatabaseName, [Parameter(Mandatory=$true)] [string]$TableName, [string]$SchemaName="dbo", [switch]$Force) Write-Verbose "New-SQLTable command invoked" if ($Force -eq $true) { Drop-SQLTable -SqlInstance $SqlInstance -DatabaseName $DatabaseName -SchemaName $SchemaName -TableName $TableName } New-SqlSchema -SqlInstance $SqlInstance -DatabaseName $DatabaseName -SchemaName $SchemaName $id=$TableName+"Id" $query="CREATE TABLE [$SchemaName].[$TableName]($id INT IDENTITY(1,1) PRIMARY KEY)" Invoke-SQLQuery -SqlInstance $SqlInstance -DatabaseName $DatabaseName -Query $query Write-Verbose "New-SQLTable command finished" } function Test-SQLColumn() { [cmdletbinding()] param ( [Parameter(Mandatory=$true)] [string]$SqlInstance, [Parameter(Mandatory=$true)] [string]$DatabaseName, [Parameter(Mandatory=$true)] [string]$TableName, [Parameter(Mandatory=$true)] [string]$ColumnName, [Parameter(Mandatory=$true)] [string]$Type, [string]$SchemaName="dbo") $query="IF EXISTS(SELECT TOP 1 * FROM INFORMATION_SCHEMA.COLUMNS WHERE [TABLE_NAME] = '$TableName' AND [COLUMN_NAME] = '$ColumnName' AND [TABLE_SCHEMA] = '$SchemaName') BEGIN SELECT 1 END else begin select 0 end" $r=Invoke-SQLQuery -SqlInstance $SqlInstance -DatabaseName $DatabaseName -Query $query if ($r[0] -eq 1) { return $true } else { return $false } } function Drop-SQLColumn() { [cmdletbinding()] param ( [Parameter(Mandatory=$true)] [string]$SqlInstance, [Parameter(Mandatory=$true)] [string]$DatabaseName, [Parameter(Mandatory=$true)] [string]$TableName, [Parameter(Mandatory=$true)] [string]$ColumnName, [string]$SchemaName="dbo" ) Write-Verbose "Drop-Column command invoked" $test=Test-SQLColumn -SqlInstance $SqlInstance -DatabaseName $DatabaseName -SchemaName $SchemaName -TableName $TableName -Name $ColumnName if ($test) { $query="ALTER TABLE [$SchemaName].[$TableName] DROP COLUMN $ColumnName" Invoke-SQLQuery -SqlInstance $SqlInstance -DatabaseName $DatabaseName -Query $query } else { Write-Verbose "Column $ColumnName in Table $TableName with schema $SchemaName in the Database $DatabaseName on the Instance $SqlInstance not exists" } Write-Verbose "Drop-Column command finished" } function New-SqlColumn() { [cmdletbinding()] param ( [Parameter(Mandatory=$true)] [string]$SqlInstance, [Parameter(Mandatory=$true)] [string]$DatabaseName, [Parameter(Mandatory=$true)] [string]$TableName, [Parameter(Mandatory=$true)] [string]$ColumnName, [Parameter(Mandatory=$true)] [string]$Type, [string]$SchemaName="dbo", [switch]$Force) if ($Force -eq $true) { Drop-SQLColumn -SqlInstance $SqlInstance -DatabaseName $DatabaseName -SchemaName $SchemaName -TableName $TableName -ColumnName $ColumnName } $query="ALTER TABLE [$SchemaName].[$TableName] ADD [$ColumnName] $Type" Invoke-SQLQuery -SqlInstance $SqlInstance -DatabaseName $DatabaseName -Query $query } function Test-SqlSchema() { [cmdletbinding()] param ( [Parameter(Mandatory=$true)] [string]$SqlInstance, [Parameter(Mandatory=$true)] [string]$DatabaseName, [Parameter(Mandatory=$true)] [string]$SchemaName) $query="IF EXISTS (SELECT TOP 1 * FROM sys.schemas WHERE name = '$SchemaName') BEGIN SELECT 1 END else begin select 0 end" $r=Invoke-SQLQuery -SqlInstance $SqlInstance -DatabaseName $DatabaseName -Query $query if ($r[0] -eq 1) { return $true } else { return $false } } function Drop-SqlSchema() { [cmdletbinding()] param ( [Parameter(Mandatory=$true)] [string]$SqlInstance, [Parameter(Mandatory=$true)] [string]$DatabaseName, [Parameter(Mandatory=$true)] [string]$SchemaName) Write-Verbose "Drop-SqlSchema command invoked" $test=Test-SqlSchema -SqlInstance $SqlInstance -DatabaseName $DatabaseName -SchemaName $SchemaName if ($test) { $query="DROP SCHEMA $SchemaName" Invoke-SQLQuery -SqlInstance $SqlInstance -DatabaseName $DatabaseName -Query $query } else { Write-Verbose "Schema $SchemaName in table $TableName in the Database $DatabaseName on the Instance $SqlInstance not exists" } Write-Verbose "Drop-SqlSchema command finished" } function New-SqlSchema() { [cmdletbinding()] param ( [Parameter(Mandatory=$true)] [string]$SqlInstance, [Parameter(Mandatory=$true)] [string]$DatabaseName, [string]$SchemaName="dbo") $test=Test-SqlSchema -SqlInstance $SqlInstance -DatabaseName $DatabaseName -SchemaName $SchemaName if ($test) { Write-Verbose "Schema $SchemaName on the SqlInstance $SqlInstance in the DatabaseName $DatabaseName exists" } else { $query="CREATE SCHEMA $SchemaName" Invoke-SQLQuery -SqlInstance $SqlInstance -DatabaseName $DatabaseName -Query $query } } function Invoke-SQLQuery() { [cmdletbinding()] param ( [Parameter(Mandatory=$true)] [string]$SqlInstance, [Parameter(Mandatory=$false)] [string]$DatabaseName, [Parameter(Mandatory=$true)] [string]$Query) Write-Verbose -Message "On the $SqlInstance Instance in the $DatabaseName Database following query executed:" Write-Verbose -Message "$query" if ($DatabaseName -eq $null -or $DatabaseName -eq "") { $r = return Invoke-Sqlcmd -ServerInstance $SqlInstance -Query $query return $r } else { $r = (Invoke-Sqlcmd -ServerInstance $SqlInstance -Database $DatabaseName -Query $query) return $r; } } function Ivoke-SQLScripts() { [cmdletbinding()] param ( [Parameter(Mandatory=$true)] [string]$SqlInstance, [Parameter(Mandatory=$true)] [string]$DatabaseName, [Parameter(Mandatory=$true)] [string]$Directory) $path="$directory\*.sql" $sqlFiles=Get-ChildItem -Path $path foreach($sql in $sqlFiles) { Invoke-Sqlcmd -ServerInstance $SqlInstance -Database $DatabaseName -InputFile $sql } } Export-Modulemember Test-SQLDatabase Export-Modulemember Drop-SQLDatabase Export-Modulemember New-SQLDatabase Export-Modulemember Test-SQLTable Export-Modulemember Drop-SQLTable Export-Modulemember New-SQLTable Export-Modulemember Test-SQLColumn Export-Modulemember Drop-SQLColumn Export-Modulemember New-SqlColumn Export-Modulemember Test-SqlSchema Export-Modulemember Drop-SqlSchema Export-Modulemember New-SqlSchema Export-Modulemember Invoke-SQLQuery Export-Modulemember Ivoke-SQLScripts |