Tweak trace_sort code to show the merge order (number of active input
Tom Lane <tgl@sss.pgh.pa.us>
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.
Files
| Path | Change | +/− |
|---|---|---|
| src/backend/utils/sort/tuplesort.c | modified | +13 −5 |