felixYyu commented on code in PR #4438:
URL: https://github.com/apache/iceberg/pull/4438#discussion_r857216894
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hive3/src/main/java/org/apache/hadoop/hive/ql/io/orc/OrcSplit.java:
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@@ -191,12 +191,15 @@ 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
+ * A check for whether or not this file was originally created in a Hive
ACID table.
+ *
+ * A file may be in a delta_x_y/ or base_x due to being added via
+ * "load data" command. It could be located in a partition|table root due
to table having
+ * been converted from non-acid to acid table. It could also even have
paths containing
* "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 true if the file was written originally by a Hive ACID table
Review Comment:
thanks, fixed
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