diff options
Diffstat (limited to 'src/include/utils/tuplesort.h')
| -rw-r--r-- | src/include/utils/tuplesort.h | 16 |
1 files changed, 11 insertions, 5 deletions
diff --git a/src/include/utils/tuplesort.h b/src/include/utils/tuplesort.h index a2fdd3fcd30..8d00a9e5016 100644 --- a/src/include/utils/tuplesort.h +++ b/src/include/utils/tuplesort.h @@ -61,14 +61,17 @@ typedef struct SortCoordinateData *SortCoordinate; * Data structures for reporting sort statistics. Note that * TuplesortInstrumentation can't contain any pointers because we * sometimes put it in shared memory. + * + * TuplesortMethod is used in a bitmask in Increment Sort's shared memory + * instrumentation so needs to have each value be a separate bit. */ typedef enum { - SORT_TYPE_STILL_IN_PROGRESS = 0, - SORT_TYPE_TOP_N_HEAPSORT, - SORT_TYPE_QUICKSORT, - SORT_TYPE_EXTERNAL_SORT, - SORT_TYPE_EXTERNAL_MERGE + SORT_TYPE_STILL_IN_PROGRESS = 1 << 0, + SORT_TYPE_TOP_N_HEAPSORT = 1 << 1, + SORT_TYPE_QUICKSORT = 1 << 2, + SORT_TYPE_EXTERNAL_SORT = 1 << 3, + SORT_TYPE_EXTERNAL_MERGE = 1 << 4 } TuplesortMethod; typedef enum @@ -215,6 +218,7 @@ extern Tuplesortstate *tuplesort_begin_datum(Oid datumType, bool randomAccess); extern void tuplesort_set_bound(Tuplesortstate *state, int64 bound); +extern bool tuplesort_used_bound(Tuplesortstate *state); extern void tuplesort_puttupleslot(Tuplesortstate *state, TupleTableSlot *slot); @@ -239,6 +243,8 @@ extern bool tuplesort_skiptuples(Tuplesortstate *state, int64 ntuples, extern void tuplesort_end(Tuplesortstate *state); +extern void tuplesort_reset(Tuplesortstate *state); + extern void tuplesort_get_stats(Tuplesortstate *state, TuplesortInstrumentation *stats); extern const char *tuplesort_method_name(TuplesortMethod m); |