ebyhr commented on code in PR #14600:
URL: https://github.com/apache/iceberg/pull/14600#discussion_r2533026840
##########
api/src/main/java/org/apache/iceberg/UpdateSchema.java:
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@@ -659,4 +659,15 @@ default UpdateSchema setIdentifierFields(String... names) {
default UpdateSchema caseSensitive(boolean caseSensitive) {
throw new UnsupportedOperationException();
}
+
+ /**
+ * Rollback table's schema to a specific {@link Schema} identified by id.
+ *
+ * @param schemaId schema id to roll back table to.
+ * @return this for method chaining
+ * @throws IllegalArgumentException If the table has no schema with the
given id
+ */
+ default UpdateSchema rollbackTo(int schemaId) {
+ throw new UnsupportedOperationException();
+ }
Review Comment:
As far as I know, the situation hasn't changed since #5591. That's why the
option is disabled by default in the Spark procedures in this PR.
This is essentially an initial exploration of whether we can offer a schema
rollback option.
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