englefly commented on code in PR #34263:
URL: https://github.com/apache/doris/pull/34263#discussion_r1582736545
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fe/fe-core/src/main/java/org/apache/doris/nereids/stats/StatsCalculator.java:
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@@ -807,13 +810,21 @@ private Statistics computeCatalogRelation(CatalogRelation
catalogRelation) {
hasUnknownCol = true;
}
if (ConnectContext.get() != null &&
ConnectContext.get().getSessionVariable().enableStats) {
- if (deltaRowCount > 0) {
- // clear min-max to avoid error estimation
- // for example, after yesterday data loaded, user send
query about yesterday immediately.
- // since yesterday data are not analyzed, the max date is
before yesterday, and hence optimizer
- // estimates the filter result is zero
-
colStatsBuilder.setMinExpr(null).setMinValue(Double.NEGATIVE_INFINITY)
+ if (deltaRowCount > 0 && isOlapTable) {
Review Comment:
since the meaning of tableMeta.updatedRows changed, "deltaRowCount" variable
name is not proper anymore
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