source & target visible in set

BigQueryDb2 (LUW)DerbyH2Oracle DBPostgreSQLSQL Server200720092011201320152017201920212023✓ 2008R2 - 2022a✓ 15 - 17✓ 11gR1 - 23.9a✓ 1.4.198 - 2.3.232a✓ 10.15.1.3 - 10.17.1.0a✓ 9.7 - 12.1.2a✓ 2.0a
  1. The target name is also visible on the left-hand side, which is not covered by standard SQL’s BNF syntax: update set <target>.<col-name> = …