---
title: "General Extended Stored Procedures (Transact-SQL) | Microsoft Docs"
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ms.date: "03/16/2017"
ms.prod: sql
ms.prod_service: "database-engine"
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ms.technology: system-objects
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  - "TSQL"
helpviewer_keywords: 
  - "external routines [SQL Server]"
  - "system stored procedures [SQL Server], extended"
  - "instances of SQL Server, external routines"
  - "extended stored procedures [SQL Server], listed"
  - "stored procedures [SQL Server], extended"
  - "extending SQL Server functionality"
ms.assetid: 9129f571-d162-42e6-a66b-340fbbf0acd1
author: CarlRabeler
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---
# General Extended Stored Procedures (Transact-SQL)
[!INCLUDE[tsql-appliesto-ss2012-xxxx-xxxx-xxx-md](../../includes/tsql-appliesto-ss2012-xxxx-xxxx-xxx-md.md)]

  [!INCLUDE[ssNoVersion](../../includes/ssnoversion-md.md)] supports the following system stored procedures that provide an interface from an instance of [!INCLUDE[ssNoVersion](../../includes/ssnoversion-md.md)] to external programs for various maintenance activities.  
  
|||  
|-|-|  
|[xp_cmdshell](../../relational-databases/system-stored-procedures/xp-cmdshell-transact-sql.md)|[xp_logininfo](../../relational-databases/system-stored-procedures/xp-logininfo-transact-sql.md)|  
|[xp_enumgroups](../../relational-databases/system-stored-procedures/xp-enumgroups-transact-sql.md)|[xp_msver](../../relational-databases/system-stored-procedures/xp-msver-transact-sql.md)|  
|[xp_grantlogin](../../relational-databases/system-stored-procedures/xp-grantlogin-transact-sql.md)|[xp_revokelogin](../../relational-databases/system-stored-procedures/xp-revokelogin-transact-sql.md)|  
|[xp_logevent](../../relational-databases/system-stored-procedures/xp-logevent-transact-sql.md)|[xp_sprintf](../../relational-databases/system-stored-procedures/xp-sprintf-transact-sql.md)|  
|[xp_loginconfig](../../relational-databases/system-stored-procedures/xp-loginconfig-transact-sql.md)|[xp_sqlmaint](../../relational-databases/system-stored-procedures/xp-sqlmaint-transact-sql.md)|  
||[xp_sscanf](../../relational-databases/system-stored-procedures/xp-sscanf-transact-sql.md)|  
  
## See Also  
 [System Stored Procedures (Transact-SQL)](../../relational-databases/system-stored-procedures/system-stored-procedures-transact-sql.md)