huaxingao commented on code in PR #10659:
URL: https://github.com/apache/iceberg/pull/10659#discussion_r1683659065
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spark/v3.5/spark/src/main/java/org/apache/iceberg/spark/source/SparkScan.java:
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@@ -189,9 +192,8 @@ protected Statistics estimateStatistics(Snapshot snapshot) {
boolean cboEnabled =
Boolean.parseBoolean(spark.conf().get(SQLConf.CBO_ENABLED().key(),
"false"));
- Map<NamedReference, ColumnStatistics> colStatsMap = null;
+ Map<NamedReference, ColumnStatistics> colStatsMap = Maps.newHashMap();
Review Comment:
In Spark side, it has a `columnStats().isEmpty`, so I changed back to
`Maps.newHashMap()` to avoid the NPE.
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