RussellSpitzer commented on code in PR #10861:
URL: https://github.com/apache/iceberg/pull/10861#discussion_r1703464805
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core/src/main/java/org/apache/iceberg/TableMetadata.java:
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@@ -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:
I guess we could allow this and just internally do the upgrade to 2 first?
My only goal here would be to make sure that we don't support 2 different
upgrade paths.
` 1 -> 3` and `1 -> 2 -> 3`
But if upgrading 1 ->3 is just syntatic sugar for 1 -> 2 -> 3 I don't see
the issue
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