SQL Server 2008 Books Online (October 2009)
sys.login_token (Transact-SQL)
Returns one row for every server principal that is part of the login token.
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Column name
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Data type
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Description
|
|---|
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principal_id
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int
|
ID of the principal. This value is unique within server.
|
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sid
|
varbinary(85)
|
Security identifier of the principal. If this is a Windows principal, sid = Windows SID. If the login is mapped to a certificate, sid = GUID from the certificate.
|
|
name
|
nvarchar(128)
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Name of the principal. This value is unique within server.
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|
type
|
nvarchar(128)
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Description of principal type. All types are mapped to sid. The value can be one of the following:
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SQL LOGIN
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WINDOWS LOGIN
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WINDOWS GROUP
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SERVER ROLE
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LOGIN MAPPED TO CERTIFICATE
-
LOGIN MAPPED TO ASYMMETRIC KEY
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CERTIFICATE
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ASYMMETRIC KEY
|
|
usage
|
nvarchar(128)
|
Indicates the principal participates in the evaluation of GRANT or DENY permissions, or serves as an authenticator.
This value can be one of the following:
-
GRANT OR DENY
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DENY ONLY
-
AUTHENTICATOR
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Reference
sys.user_token (Transact-SQL)
sys.server_principals (Transact-SQL)
sys.database_principals (Transact-SQL)
Other Resources
Understanding Execution Context
Context Switching (Database Engine)
Principals (Database Engine)
Help and Information
Getting SQL Server 2008 Assistance