nastra commented on code in PR #10755:
URL: https://github.com/apache/iceberg/pull/10755#discussion_r1856448261
##########
core/src/main/java/org/apache/iceberg/UpdateRequirements.java:
##########
@@ -173,6 +175,27 @@ private void update(MetadataUpdate.SetDefaultSortOrder
unused) {
}
}
+ private void update(MetadataUpdate.RemovePartitionSpecs unused) {
+ // require that the default partition spec has not changed
+ if (!setSpecId) {
+ if (base != null && !isReplace) {
+ require(new
UpdateRequirement.AssertDefaultSpecID(base.defaultSpecId()));
+ }
+ this.setSpecId = true;
+ }
+
+ // require that no branches have changed, so that old specs won't be
written.
+ if (base != null && !isReplace) {
+ base.refs()
+ .forEach(
+ (name, ref) -> {
+ if (ref.isBranch() && !name.equals(SnapshotRef.MAIN_BRANCH))
{
+ require(new UpdateRequirement.AssertRefSnapshotID(name,
ref.snapshotId()));
Review Comment:
we should probably also have a test in `TestUpdateRequirements` that
actually changes the branch and eventually fails
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