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Get-DbaDbccStatistic

Mon Jan 13, 2020 10:36 am

NAME Get-DbaDbccStatistic



SYNOPSIS

Execution of Database Console Command DBCC SHOW_STATISTICS





SYNTAX

Get-DbaDbccStatistic [-SqlInstance] <Sqlcollaborative.Dbatools.Parameter.DbaInstanceParameter[]> [[-SqlCredential]

<Pscredential>] [[-Database] <System.String[]>] [[-Object] <String>] [[-Target] <String>] [[-Option] <String>]

[-NoInformationalMessages <Switch>] [-EnableException <Switch>] [<CommonParameters>]





DESCRIPTION

Executes the command DBCC SHOW_STATISTICS against defined objects and returns results



Reclaims space from dropped variable-length columns in tables or indexed views



Read more:



- https://docs.microsoft.com/en-us/sql/t- ... ansact-sql





PARAMETERS

-Database [<System.String[]>]

The database(s) to process - this list is auto-populated from the server. If unspecified, all databases will

be processed.



Required? false

Position? named

Default value

Accept pipeline input? False

Accept wildcard characters? false



-EnableException [<Switch>]

By default, when something goes wrong we try to catch it, interpret it and give you a friendly warning message.

This avoids overwhelming you with "sea of red" exceptions, but is inconvenient because it basically disables

advanced scripting.

Using this switch turns this "nice by default" feature off and enables you to catch exceptions with your own

try/catch.



Required? false

Position? named

Default value

Accept pipeline input? False

Accept wildcard characters? false



-NoInformationalMessages [<Switch>]

Suppresses all informational messages.



Required? false

Position? named

Default value

Accept pipeline input? False

Accept wildcard characters? false



-Object [<String>]

The table or indexed view for which to display statistics information.

Any two part object name should be formatted as 'Schema.ObjectName'



Required? false

Position? named

Default value

Accept pipeline input? False

Accept wildcard characters? false



-Option [<String>]

Used to limit the result sets returned by the statement to the specified option.

Options are 'StatHeader', 'DensityVector', 'Histogram', 'StatsStream'

Default of StatHeader



Required? false

Position? named

Default value

Accept pipeline input? False

Accept wildcard characters? false



-SqlCredential [<Pscredential>]

Login to the target instance using alternative credentials. Accepts PowerShell credentials (Get-Credential).



Windows Authentication, SQL Server Authentication, Active Directory - Password, and Active Directory -

Integrated are all supported.



For MFA support, please use Connect-DbaInstance.



Required? false

Position? named

Default value

Accept pipeline input? False

Accept wildcard characters? false



-SqlInstance [<Sqlcollaborative.Dbatools.Parameter.DbaInstanceParameter[]>]

The target SQL Server instance or instances.



Required? false

Position? named

Default value

Accept pipeline input? False

Accept wildcard characters? false



-Target [<String>]

Name of the index, statistics, or column for which to display statistics information.

Target can be enclosed in brackets, single quotes, double quotes, or no quotes



Required? false

Position? named

Default value

Accept pipeline input? False

Accept wildcard characters? false



<CommonParameters>

This cmdlet supports the common parameters: Verbose, Debug,

ErrorAction, ErrorVariable, WarningAction, WarningVariable,

OutBuffer, PipelineVariable, and OutVariable. For more information, see

about_CommonParameters (https:/go.microsoft.com/fwlink/?LinkID=113216).



INPUTS



OUTPUTS



NOTES





Tags: DBCC, Statistics

Author: Patrick Flynn (@sqllensman)



Website: https://dbatools.io

Copyright: (c) 2018 by dbatools, licensed under MIT

License: MIT https://opensource.org/licenses/MIT



-------------------------- EXAMPLE 1 --------------------------



PS C:\\>Get-DbaDbccStatistic -SqlInstance SQLServer2017



Will run the statement SHOW_STATISTICS WITH STAT_HEADER against all Statistics on all User Tables or views for

every accessible database on instance SQLServer2017. Connects using Windows Authentication.

-------------------------- EXAMPLE 2 --------------------------



PS C:\\>Get-DbaDbccStatistic -SqlInstance SQLServer2017 -Database MyDb -Option DensityVector



Will run the statement SHOW_STATISTICS WITH DENSITY_VECTOR against all Statistics on all User Tables or views for

database MyDb on instance SQLServer2017. Connects using Windows Authentication.

-------------------------- EXAMPLE 3 --------------------------



PS C:\\>$cred = Get-Credential sqladmin



PS C:\\> Get-DbaDbccStatistic -SqlInstance SQLServer2017 -SqlCredential $cred -Database MyDb -Object UserTable

-Option Histogram



Will run the statement SHOW_STATISTICS WITH HISTOGRAM against all Statistics on table UserTable for database MyDb

on instance SQLServer2017. Connects using sqladmin credential.

-------------------------- EXAMPLE 4 --------------------------



PS C:\\>'Sql1','Sql2/sqlexpress' | Get-DbaDbccStatistic -SqlInstance SQLServer2017 -Database MyDb -Object

'dbo.UserTable' -Target MyStatistic -Option StatsStream



Runs the statement SHOW_STATISTICS('dbo.UserTable', 'MyStatistic') WITH STATS_STREAM against database MyDb on

instances Sql1 and Sql2/sqlexpress. Connects using Windows Authentication.



RELATED LINKS

https://dbatools.io/Get-DbaDbccStatistic