jackye1995 commented on a change in pull request #2354:
URL: https://github.com/apache/iceberg/pull/2354#discussion_r601875062
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File path: core/src/main/java/org/apache/iceberg/TableMetadata.java
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@@ -877,6 +986,26 @@ private static SortOrder freshSortOrder(int orderId,
Schema schema, SortOrder so
return builder.build();
}
+ private static RowKey freshRowKey(int keyId, Schema schema, RowKey rowKey) {
+ RowKey.Builder builder = RowKey.builderFor(schema).withKeyId(keyId);
+
+ for (RowKeyField field : rowKey.fields()) {
+ // look up the name of the source field in the old schema to get the new
schema's id
+ String columnName = rowKey.schema().findColumnName(field.sourceId());
+ Preconditions.checkNotNull(columnName,
+ "Cannot find column in the row key's schema. id: %s, schema: %s",
+ field.sourceId(), rowKey.schema());
+
+ // reassign all row keys with fresh column IDs.
+ Types.NestedField column = schema.findField(columnName);
+ Preconditions.checkNotNull(column,
+ "Cannot find column in the fresh schema. name: %s, schema: %s",
columnName, schema);
+ builder.addField(column.fieldId());
Review comment:
good point, updated
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