SYSTEM_USER()

Allows a system-supplied value for the current login to be inserted into a table when no default value is specified.

Signature

SYSTEM_USER

Examples

SELECT SYSTEM_USER;
sa

Run against SQL Server 16.0.4265.3 on 2026-09-13. This is the output we got, not the documentation’s.

Available on

  • SQL Server 2017 and later
  • Azure SQL Managed Instance
  • Azure Synapse Analytics
  • Analytics Platform System (PDW)

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