statistics: fix index isEvicted (#35170)

Signed-off-by: yisaer <disxiaofei@163.com> Co-authored-by: Ti Chi Robot <ti-community-prow-bot@tidb.io>
pingcap · Jun 7, 2022 · d3cbae0 · d3cbae0
1 parent ae8da6f
commit d3cbae0
Showing 1 changed file with 6 additions and 1 deletion.
diff --git a/statistics/histogram.go b/statistics/histogram.go
@@ -1338,7 +1338,12 @@ func (idx *Index) DropEvicted() {
 
 // IsEvicted returns whether index statistics got evicted
 func (idx *Index) IsEvicted() bool {
-	return idx.CMSketch == nil
+	switch idx.StatsVer {
+	case Version1:
+		return idx.CMSketch == nil
+	default:
+		return false
+	}
 }
 
 func (idx *Index) String() string {