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Server.EnumLocks Method (Int32)

SQL Server 2012

Enumerates a list of current locks held by the specified process on the instance of SQL Server.

Namespace: Microsoft.SqlServer.Management.Smo
Assembly: Microsoft.SqlServer.Smo (in Microsoft.SqlServer.Smo.dll)

Syntax

C++

JScript

public DataTable EnumLocks(
	int processId
)

Parameters

processId: Type: System.Int32
An Int32 value that specifies the system ID value that uniquely identifies the process.

Return Value

Type: System.Data.DataTable
A DataTable system object value that contains a list of current locks held by the specified process on the instance of SQL Server. The table describes the different columns of the returned DataTable.

Column	Data type	Description
RequestorSpid	Int32	The SQL Server process ID that uniquely identifies the process requesting the lock.
LockType	String	The type of lock. See req_mode in sys.syslockinfo (Transact-SQL).
Database	String	The name of the database that contains the lock.
Schema	String	The schema of the locked resource.
Table	String	The table that contains the lock.
Index	String	The index that contains the lock.
Status	Int32	The status of the lock. 1 for Grant, 2 for Convert, and 3 for Wait.

Remarks

Use this method to determine the locks that are currently held on the instance of SQL Server. The information that is returned can help you identify locking problems that might affect performance.

Reference

Server Class

EnumLocks Overload

Microsoft.SqlServer.Management.Smo Namespace

Other Resources

Calling Methods

Managing Servers

sys.syslockinfo (Transact-SQL)

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