Security Functions (Transact-SQL)

Applies to: SQL Server (all supported versions) Azure SQL Managed Instance

The following functions return information that is useful in managing security. Additional functions are listed under Cryptographic Functions (Transact-SQL).

CERTENCODED (Transact-SQL)

PWDCOMPARE (Transact-SQL)

CERTPRIVATEKEY (Transact-SQL)

PWDENCRYPT (Transact-SQL)

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_get_audit_file (Transact-SQL)

SUSER_ID (Transact-SQL)

sys.fn_my_permissions (Transact-SQL)

SUSER_SID (Transact-SQL)

HAS_PERMS_BY_NAME (Transact-SQL)

SUSER_SNAME (Transact-SQL)

IS_MEMBER (Transact-SQL)

SYSTEM_USER (Transact-SQL)

IS_ROLEMEMBER (Transact-SQL)

SUSER_NAME (Transact-SQL)

IS_SRVROLEMEMBER (Transact-SQL)

USER_ID (Transact-SQL)

LOGINPROPERTY (Transact-SQL)

USER_NAME (Transact-SQL)

ORIGINAL_LOGIN (Transact-SQL)

PERMISSIONS (Transact-SQL)

 

For information about membership in Windows groups, see xp_logininfo (Transact-SQL) and xp_enumgroups (Transact-SQL).

See Also

Security Stored Procedures (Transact-SQL)
Cryptographic Functions (Transact-SQL)
Built-in Functions (Transact-SQL)
Security Statements