Limit the number of number of tapes used for a sort to 501.
authorRobert Haas <rhaas@postgresql.org>
Tue, 15 Nov 2016 15:28:46 +0000 (10:28 -0500)
committerRobert Haas <rhaas@postgresql.org>
Tue, 15 Nov 2016 15:30:33 +0000 (10:30 -0500)
commitfc19c1801bd2dbee1043b0c0b62e07747d30ea1c
treef7613540d4995d8b78c8714c09dedf07ed07d637
parent00c6d8077f39191a6f61a847ce7d55073d8f5a6f
Limit the number of number of tapes used for a sort to 501.

Gigantic numbers of tapes don't work out well.

Original patch by Peter Geoghegan; comments entirely rewritten by me.
src/backend/utils/sort/tuplesort.c