rdblue commented on code in PR #12596:
URL: https://github.com/apache/iceberg/pull/12596#discussion_r2008116032
##########
core/src/main/java/org/apache/iceberg/MetadataColumns.java:
##########
@@ -93,21 +93,34 @@ private MetadataColumns() {}
"_commit_snapshot_id",
Types.LongType.get(),
"Commit snapshot ID");
+ public static final NestedField ROW_ID =
+ NestedField.optional(
+ Integer.MAX_VALUE - 107, "_row_id", Types.LongType.get(), "Row ID
for row lineage");
+ public static final NestedField LAST_UPDATED_SEQUENCE_NUMBER =
+ NestedField.optional(
+ Integer.MAX_VALUE - 108,
+ "_last_updated_sequence_number",
+ Types.LongType.get(),
+ "Last updated sequence number for row lineage");
Review Comment:
"Sequence number when the row was last updated"? I don't know that we want
to call out "row lineage" because people that see this may not know what that
is.
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