Jackie-Jiang commented on code in PR #18170:
URL: https://github.com/apache/pinot/pull/18170#discussion_r3068392085
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pinot-segment-local/src/main/java/org/apache/pinot/segment/local/segment/creator/impl/stats/NoDictColumnStatisticsCollector.java:
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@@ -238,14 +263,7 @@ public void seal() {
}
private void updateHllPlus(Object value) {
- if (value instanceof BigDecimal) {
- // Canonicalize BigDecimal as string to avoid scale-related equality
issues:
- // BigDecimals with different scales (e.g., 1.0 vs 1.00) are not equal
by default,
- // but their string representations normalize the value for cardinality
tracking.
- _hllPlus.offer(((BigDecimal) value).toString());
- } else {
- _hllPlus.offer(value);
- }
+ _hllPlus.offer(value);
}
Review Comment:
The internal implementation is doing the same
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