Replace insertion sort in contrib/intarray with qsort(). It's all very well to claim that a simplistic sort is fast in easy cases, but O(N^2) in the worst case is not good ... especially if the worst case is as easy to hit as "descending order input". Replace that bit with our standard qsort.
Per bug #12866 from Maksym Boguk. Back-patch to all active branches. Branch ------ REL9_4_STABLE Details ------- http://git.postgresql.org/pg/commitdiff/904e8b627c2547e93112080aac9381bbf39e8e99 Modified Files -------------- contrib/intarray/_int_tool.c | 52 +++++++++++++++++++----------------------- 1 file changed, 23 insertions(+), 29 deletions(-) -- Sent via pgsql-committers mailing list ([email protected]) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-committers
