singhpk234 commented on code in PR #10659:
URL: https://github.com/apache/iceberg/pull/10659#discussion_r1674683253
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spark/v3.5/spark/src/main/java/org/apache/iceberg/spark/source/SparkScan.java:
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@@ -175,7 +181,25 @@ public Statistics estimateStatistics() {
protected Statistics estimateStatistics(Snapshot snapshot) {
// its a fresh table, no data
if (snapshot == null) {
- return new Stats(0L, 0L);
+ return new Stats(0L, 0L, Maps.newHashMap());
+ }
+
+ Map<NamedReference, ColumnStatistics> map = Maps.newHashMap();
+
+ if (readConf.enableColumnStats()) {
Review Comment:
[Q] NDV can't be used for non CBO cases, do we need to couple this flag by
checking cbo is enabled addtionally as well `spark.sql.cbo.enabled` other wise
SizeInBytesOnlyStatsPlanVisitor will be used ?
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