source & target visible in set

Apache DerbyBigQueryDb2 (LUW)H2Oracle DBPostgreSQLSQL Server20072009201120132015201720192021✓ 2008R2+a✓ 15+✓ 11gR1+a✓ 1.4.198+a✓ 9.7+a✓ 2.0+a✓ 10.15.1.3+a
  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> = …