szlta commented on a change in pull request #2696:
URL: https://github.com/apache/hive/pull/2696#discussion_r721290259
##########
File path:
iceberg/iceberg-handler/src/main/java/org/apache/iceberg/mr/hive/HiveIcebergMetaHook.java
##########
@@ -95,14 +98,17 @@
AlterTableType.ADDCOLS, AlterTableType.REPLACE_COLUMNS,
AlterTableType.RENAME_COLUMN,
AlterTableType.ADDPROPS, AlterTableType.DROPPROPS,
AlterTableType.SETPARTITIONSPEC,
AlterTableType.UPDATE_COLUMNS);
+ private static final List<String> MIGRATION_ALLOWED_SOURCE_FORMATS =
Arrays.stream(FileFormat.values())
+ .filter(f -> !f.equals(FileFormat.METADATA))
+
.map(FileFormat::name).map(String::toLowerCase).collect(Collectors.toList());
Review comment:
I think it would probably be better to list the formats instead i.e.
Lists.newArrayList(FileFormat.PARQUET, .. etc). That way it's more readable and
safer from a very unlikely scenario a new enum value is added in the future.
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