goel-skd commented on code in PR #747:
URL: https://github.com/apache/iceberg-cpp/pull/747#discussion_r3418293838
##########
src/iceberg/expression/strict_metrics_evaluator.cc:
##########
@@ -532,9 +532,12 @@ Result<std::unique_ptr<StrictMetricsEvaluator>>
StrictMetricsEvaluator::Make(
}
Result<bool> StrictMetricsEvaluator::Evaluate(const DataFile& data_file) const
{
- if (data_file.record_count <= 0) {
+ if (data_file.record_count == 0) {
return kRowsMustMatch;
}
+ // A negative record count is used as a sentinel for an unknown row count
(e.g. when
Review Comment:
Good point. Updated so only -1 is treated as the unknown sentinel. Anything
below -1 is invalid metadata and now returns ```InvalidArgument``` rather than
falling through. Also added a test for the invalid case.
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