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 Data Definition Language (DDL)Procedural SQL (PSQL) 

Support PLAN and ORDER BY on MERGE

The MERGE statement now supports the PLAN and ORDER BY clauses.

Syntax
MERGE INTO target [[AS] target_alias]
  USING <source> [[AS] source_alias]
  ON <join_condition>
  <merge_when> [<merge_when> ...]
  [PLAN <plan-expr>]
  [ORDER BY <ordering-list>]
  [RETURNING <returning_list> [INTO <variables>]]

Support PLAN, ORDER BY and ROWS on UPDATE OR INSERT

The UPDATE OR INSERT statement now supports the PLAN, ORDER BY and ROWS clauses.

Syntax
UPDATE OR INSERT INTO
  target [(<column_list>)]
  [<override_opt>]
  VALUES (<value_list>)
  [MATCHING (<column_list>)]
  [PLAN <plan-expr>]
  [ORDER BY <ordering-list>]
  [ROWS <m> [TO <n>]]
  [RETURNING <returning_list> [INTO <variables>]]