leangjonathan commented on code in PR #10861:
URL: https://github.com/apache/iceberg/pull/10861#discussion_r1704906987
##########
core/src/main/java/org/apache/iceberg/TableMetadata.java:
##########
@@ -1015,6 +1015,11 @@ public Builder upgradeFormatVersion(int
newFormatVersion) {
"Cannot downgrade v%s table to v%s",
formatVersion,
newFormatVersion);
+ Preconditions.checkArgument(
+ newFormatVersion <= formatVersion + 1,
+ "Cannot skip format version(s) to upgrade v%s table to v%s",
+ formatVersion,
+ newFormatVersion);
Review Comment:
Also added additional asserts in TestFormatVersions to check that
appropriate `MetadataUpdate.UpgradeFormatVersion` instances are registered in
changes correctly.
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