Security Functions (Transact-SQL)

The following functions return information that is useful in managing security.

CURRENT_USER (Transact-SQL)	SCHEMA_ID (Transact-SQL)
DATABASE_PRINCIPAL_ID (Transact-SQL)	SCHEMA_NAME (Transact-SQL)
sys.fn_builtin_permissions (Transact-SQL)	SESSION_USER (Transact-SQL)
sys.fn_my_permissions (Transact-SQL)	SUSER_ID (Transact-SQL)
HAS_PERMS_BY_NAME (Transact-SQL)	SUSER_SID (Transact-SQL)
IS_MEMBER (Transact-SQL)	SUSER_SNAME (Transact-SQL)
IS_SRVROLEMEMBER (Transact-SQL)	SYSTEM_USER (Transact-SQL)
ORIGINAL_LOGIN (Transact-SQL)	SUSER_NAME (Transact-SQL)
PERMISSIONS (Transact-SQL)	USER_ID (Transact-SQL)
PWDCOMPARE (Transact-SQL)	USER_NAME (Transact-SQL)
PWDENCRYPT (Transact-SQL)

For information about Windows groups that have logins, see xp_logininfo (Transact-SQL) and xp_enumgroups (Transact-SQL).

See Also

Reference

Security Stored Procedures (Transact-SQL)

Cryptographic Functions (Transact-SQL)

Built-in Functions (Transact-SQL)

Security-Related Dynamic Management Views and Functions (Transact-SQL)

Security Catalog Views (Transact-SQL)

Concepts

Security Statements