Jibing-Li commented on code in PR #46534:
URL: https://github.com/apache/doris/pull/46534#discussion_r1907052163
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fe/fe-core/src/main/java/org/apache/doris/statistics/OlapAnalysisTask.java:
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@@ -95,15 +100,15 @@ protected void doSample() {
if (LOG.isDebugEnabled()) {
LOG.debug("Will do sample collection for column {}",
col.getName());
}
- Pair<List<Long>, Long> pair =
calcActualSampleTablets(tbl.isPartitionColumn(col.getName()));
+ Pair<List<Long>, Long> pair = calcActualSampleTablets();
LOG.info("Number of tablets selected {}, rows in tablets {}",
pair.first.size(), pair.second);
List<Long> tabletIds = pair.first;
long totalRowCount = info.indexId == -1
? tbl.getRowCount()
: ((OlapTable) tbl).getRowCountForIndex(info.indexId, false);
double scaleFactor = (double) totalRowCount / (double) pair.second;
// might happen if row count in fe metadata hasn't been updated yet
- if (Double.isInfinite(scaleFactor) || Double.isNaN(scaleFactor)) {
+ if (Double.isInfinite(scaleFactor) || Double.isNaN(scaleFactor) ||
scaleFactor < 1 || tabletIds.isEmpty()) {
Review Comment:
fixed
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