This is an automated cherry-pick of pingcap#55842

Signed-off-by: ti-chi-bot <ti-community-prow-bot@tidb.io>
ti-chi-bot · Sep 6, 2024 · 6b720cc · 6b720cc
1 parent d00c55f
commit 6b720cc
Show file tree

Hide file tree

Showing 3 changed files with 148 additions and 1 deletion.
diff --git a/pkg/statistics/table.go b/pkg/statistics/table.go
@@ -596,7 +596,11 @@ func (coll *HistColl) GetScaledRealtimeAndModifyCnt(idxStats *Index) (realtimeCn
 	if analyzeRowCount <= 0 {
 		return coll.RealtimeCount, coll.ModifyCount
 	}
-	scale := idxStats.TotalRowCount() / analyzeRowCount
+	idxTotalRowCount := idxStats.TotalRowCount()
+	if idxTotalRowCount <= 0 {
+		return coll.RealtimeCount, coll.ModifyCount
+	}
+	scale := idxTotalRowCount / analyzeRowCount
 	return int64(float64(coll.RealtimeCount) * scale), int64(float64(coll.ModifyCount) * scale)
 }
 

diff --git a/tests/integrationtest/r/planner/core/issuetest/planner_issue.result b/tests/integrationtest/r/planner/core/issuetest/planner_issue.result
diff --git a/tests/integrationtest/t/planner/core/issuetest/planner_issue.test b/tests/integrationtest/t/planner/core/issuetest/planner_issue.test