felixYyu commented on code in PR #4438:
URL: https://github.com/apache/iceberg/pull/4438#discussion_r841437117
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hive3/src/main/java/org/apache/hadoop/hive/ql/io/orc/OrcSplit.java:
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@@ -191,12 +191,12 @@ public boolean hasFooter() {
}
/**
- * @return {@code true} if file schema doesn't have Acid metadata columns
* Such file may be in a delta_x_y/ or base_x due to being added via
* "load data" command. It could be at partition|table root due to table
having
* been converted from non-acid to acid table. It could even be something
like
* "warehouse/t/HIVE_UNION_SUBDIR_15/000000_0" if it was written by an
* "insert into t select ... from A union all select ... from B"
+ * @return {@code true} if file schema doesn't have Acid metadata columns
Review Comment:
thanks, I got it and tried to description it.
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