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270 lines (214 loc) · 7 KB
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<#
.SYNOPSIS
Gets the contents of the Query Plan Cache on the target server
.DESCRIPTION
Writes the Contents of the Quey Plan Cache to the "06 - Query Plan Cache" folder
AdHoc
Prepared
Stored Procedure
Trigger
.EXAMPLE
06_Query_Plan_Cache.ps1 localhost
.EXAMPLE
06_Query_Plan_Cache.ps1 server01 sa password
.Inputs
ServerName, [SQLUser], [SQLPassword]
.Outputs
Query Plan XML data as .sqlplan files
.NOTES
.LINK
https://github.com/gwalkey
#>
Param(
[string]$SQLInstance='localhost',
[string]$myuser,
[string]$mypass
)
Set-StrictMode -Version latest;
[string]$BaseFolder = (Get-Item -Path ".\" -Verbose).FullName
Set-Location $BaseFolder
# Script Name
Write-Host -f Yellow -b Black "06 - Query Plan Cache"
# Load SMO Assemblies
Import-Module ".\LoadSQLSmo.psm1"
LoadSQLSMO
# Usage Check
if ($SQLInstance.Length -eq 0)
{
Write-host -f yellow -b black "Usage: ./06_Query_Plan_Cache.ps1 `"SQLServerName`" ([`"Username`"] [`"Password`"] if DMZ machine)"
Set-Location $BaseFolder
exit
}
# Server connection check
try
{
$old_ErrorActionPreference = $ErrorActionPreference
$ErrorActionPreference = 'SilentlyContinue'
if ($mypass.Length -ge 1 -and $myuser.Length -ge 1)
{
Write-Output "Testing SQL Auth"
# .NET Method
# Open connection and Execute sql against server
$DataSet = New-Object System.Data.DataSet
$SQLConnectionString = "Data Source=$SQLInstance;User ID=$myuser;Password=$mypass;"
$Connection = New-Object System.Data.SqlClient.SqlConnection
$Connection.ConnectionString = $SQLConnectionString
$SqlCmd = New-Object System.Data.SqlClient.SqlCommand
$SqlCmd.CommandText = "select serverproperty('productversion')"
$SqlCmd.Connection = $Connection
$SqlAdapter = New-Object System.Data.SqlClient.SqlDataAdapter
$SqlAdapter.SelectCommand = $SqlCmd
# Insert results into Dataset table
$SqlAdapter.Fill($DataSet) | out-null
# Close connection to sql server
$Connection.Close()
$results = $DataSet.Tables[0].Rows[0]
$serverauth="sql"
}
else
{
Write-Output "Testing Windows Auth"
# .NET Method
# Open connection and Execute sql against server using Windows Auth
$DataSet = New-Object System.Data.DataSet
$SQLConnectionString = "Data Source=$SQLInstance;Integrated Security=SSPI;"
$Connection = New-Object System.Data.SqlClient.SqlConnection
$Connection.ConnectionString = $SQLConnectionString
$SqlCmd = New-Object System.Data.SqlClient.SqlCommand
$SqlCmd.CommandText = "select serverproperty('productversion')"
$SqlCmd.Connection = $Connection
$SqlAdapter = New-Object System.Data.SqlClient.SqlDataAdapter
$SqlAdapter.SelectCommand = $SqlCmd
# Insert results into Dataset table
$SqlAdapter.Fill($DataSet) | out-null
# Close connection to sql server
$Connection.Close()
$results = $DataSet.Tables[0].Rows[0]
$serverauth = "win"
}
if($results -ne $null)
{
Write-Output ("SQL Version: {0}" -f $results.Column1)
}
# Reset default PS error handler
$ErrorActionPreference = $old_ErrorActionPreference
}
catch
{
Write-Host -f red "$SQLInstance appears offline - Try Windows Authorization."
Set-Location $BaseFolder
exit
}
# Working
Write-Output "Server $SQLInstance"
# Create Output Folders
$fullfolderPath = "$BaseFolder\$sqlinstance\06 - Query Plan Cache"
if(!(test-path -path $fullfolderPath))
{
mkdir $fullfolderPath | Out-Null
}
$AdhocfolderPath = "$BaseFolder\$sqlinstance\06 - Query Plan Cache\Adhoc\"
if(!(test-path -path $AdhocfolderPath))
{
mkdir $AdhocfolderPath | Out-Null
}
$PrepfolderPath = "$BaseFolder\$sqlinstance\06 - Query Plan Cache\Prepared\"
if(!(test-path -path $PrepfolderPath))
{
mkdir $PrepfolderPath | Out-Null
}
$ProcfolderPath = "$BaseFolder\$sqlinstance\06 - Query Plan Cache\StoredProcedures\"
if(!(test-path -path $ProcfolderPath))
{
mkdir $ProcfolderPath | Out-Null
}
$trgfolderPath = "$BaseFolder\$sqlinstance\06 - Query Plan Cache\Trigger\"
if(!(test-path -path $trgfolderPath))
{
mkdir $trgfolderPath | Out-Null
}
# Get Query Plan Cache contents - could be LARGE
$sql =
"
select
cp.objtype as 'objtype',
coalesce(OBJECT_NAME(st.objectid,st.dbid),'Null') as 'objectName',
qp.query_plan,
CONVERT(varchar(max),cp.plan_handle,2) as 'plan_handle'
from sys.dm_exec_cached_plans cp
cross apply sys.dm_exec_sql_text(cp.plan_handle) st
cross apply sys.dm_exec_query_plan(cp.plan_handle) qp
order by 1,2
"
# Run SQL
if ($mypass.Length -ge 1 -and $myuser.Length -ge 1)
{
Write-Output "Using Sql Auth"
# .NET Method
# Open connection and Execute sql against server
$DataSet = New-Object System.Data.DataSet
$SQLConnectionString = "Data Source=$SQLInstance;User ID=$myuser;Password=$mypass;"
$Connection = New-Object System.Data.SqlClient.SqlConnection
$Connection.ConnectionString = $SQLConnectionString
$SqlCmd = New-Object System.Data.SqlClient.SqlCommand
$SqlCmd.CommandText = $sql
$SqlCmd.Connection = $Connection
$SqlAdapter = New-Object System.Data.SqlClient.SqlDataAdapter
$SqlAdapter.SelectCommand = $SqlCmd
# Insert results into Dataset table
$SqlAdapter.Fill($DataSet) | out-null
# Close connection to sql server
$Connection.Close()
$results = $DataSet.Tables[0].Rows
}
else
{
Write-Output "Using Windows Auth"
# .NET Method
# Open connection and Execute sql against server using Windows Auth
$DataSet = New-Object System.Data.DataSet
$SQLConnectionString = "Data Source=$SQLInstance;Integrated Security=SSPI;"
$Connection = New-Object System.Data.SqlClient.SqlConnection
$Connection.ConnectionString = $SQLConnectionString
$SqlCmd = New-Object System.Data.SqlClient.SqlCommand
$SqlCmd.CommandText = $sql
$SqlCmd.Connection = $Connection
$SqlAdapter = New-Object System.Data.SqlClient.SqlDataAdapter
$SqlAdapter.SelectCommand = $SqlCmd
# Insert results into Dataset table
$SqlAdapter.Fill($DataSet) | out-null
# Close connection to sql server
$Connection.Close()
$results = $DataSet.Tables[0].Rows
}
# Write out rows
$RunTime = Get-date
# Output to file
foreach ($query in $results) {
$myFixedFileName = $query.plan_handle
$myObjtype=$query.objtype
switch ($myObjtype) {
"Adhoc" {
$myoutputfile = $AdhocfolderPath+$myFixedFileName+".sqlplan"
$myoutputstring = $query.query_plan
$myoutputstring | out-file -FilePath $myoutputfile -width 5000000 -encoding ascii
}
"Prepared" {
$myoutputfile = $PrepfolderPath+$myFixedFileName+".sqlplan"
$myoutputstring = $query.query_plan
$myoutputstring | out-file -FilePath $myoutputfile -width 5000000 -encoding ascii
}
"Proc" {
$myoutputfile = $ProcfolderPath+$myFixedFileName+".sqlplan"
$myoutputstring = $query.query_plan
$myoutputstring | out-file -FilePath $myoutputfile -width 5000000 -encoding ascii
}
"Trigger" {
$myoutputfile = $trgfolderPath+$myFixedFileName+".sqlplan"
$myoutputstring = $query.query_plan
$myoutputstring | out-file -FilePath $myoutputfile -width 5000000 -encoding ascii
}
}
}
# Return To Base
set-location $BaseFolder