pgsql: Tweak trace_sort code to show the merge order (number of active

Started by Tom Laneover 20 years ago1 messagescomitters
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#1Tom Lane
tgl@sss.pgh.pa.us

Log Message:
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Tweak trace_sort code to show the merge order (number of active input
tapes) for each merge step. This will give us some idea of how effective
the merge distribution algorithm is.

Modified Files:
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pgsql/src/backend/utils/sort:
tuplesort.c (r1.63 -> r1.64)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/backend/utils/sort/tuplesort.c.diff?r1=1.63&r2=1.64)