Light-City commented on code in PR #40817:
URL: https://github.com/apache/arrow/pull/40817#discussion_r1559099501
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cpp/src/arrow/acero/partition_util.h:
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@@ -62,7 +62,7 @@ class PartitionSort {
template <class INPUT_PRTN_ID_FN, class OUTPUT_POS_FN>
static void Eval(int64_t num_rows, int num_prtns, uint16_t* prtn_ranges,
INPUT_PRTN_ID_FN prtn_id_impl, OUTPUT_POS_FN
output_pos_impl) {
- ARROW_DCHECK(num_rows > 0 && num_rows <= (1 << 15));
+ ARROW_DCHECK(num_rows > 0 && num_rows <= ((1 << 16) - 1));
ARROW_DCHECK(num_prtns >= 1 && num_prtns <= (1 << 15));
Review Comment:
There seems to be no upper limit for num_prtns, so here I want to adjust it
to the upper limit of num_rows, maintaining the same principle as the original
two.
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