zhiqiang-hhhh commented on code in PR #38608:
URL: https://github.com/apache/doris/pull/38608#discussion_r1698550688
##########
be/src/vec/aggregate_functions/aggregate_function_histogram.h:
##########
@@ -186,13 +198,18 @@ class AggregateFunctionHistogram final
void add(AggregateDataPtr __restrict place, const IColumn** columns,
ssize_t row_num,
Arena* arena) const override {
- if (columns[0]->is_null_at(row_num)) {
- return;
- }
-
- if (has_input_param) {
+ if constexpr (has_input_param) {
+ Int32 input_max_num_buckets =
+ assert_cast<const
ColumnInt32*>(columns[1])->get_element(row_num);
+ if (input_max_num_buckets <= 0) {
+ throw doris::Exception(ErrorCode::INVALID_ARGUMENT,
+ "Invalid max_num_buckets {}, row_num
{}",
+ input_max_num_buckets, row_num);
+ }
this->data(place).set_parameters(
assert_cast<const
ColumnInt32*>(columns[1])->get_element(row_num));
Review Comment:
yes
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