On 09/15/2015 10:57 AM, David Rowley wrote: >> I agree, that form >> > CREATE UNIQUE INDEX i ON t (f1, f2, f3) INCLUDE (f4) >> > is clear. f4 will be used in row compare and actually planner will be able >> > to use it as unique index (f1, f2, f3) with additional f4 or as >> > as unique index (f1, f2, f3, f4), because uniqueness on (f1, f2, f3) gives >> > warranty of uniqueness on (f1, f2, f3, f4) >> > >> > > I'd vote for this too. However, INCLUDE does not seem to be a reserved word > at the moment.
What about CREATE UNIQUE INDEX i ON t (f1, f2, f3) WITH (f4); ? -- Vik Fearing +33 6 46 75 15 36 http://2ndQuadrant.fr PostgreSQL : Expertise, Formation et Support -- Sent via pgsql-hackers mailing list (pgsql-hackers@postgresql.org) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-hackers
