danny0405 commented on code in PR #13642:
URL: https://github.com/apache/hudi/pull/13642#discussion_r2239538718
##########
hudi-client/hudi-client-common/src/main/java/org/apache/hudi/table/upgrade/UpgradeDowngrade.java:
##########
@@ -275,4 +281,98 @@ protected Pair<Map<ConfigProperty, String>,
List<ConfigProperty>> downgrade(Hood
throw new HoodieUpgradeDowngradeException(fromVersion.versionCode(),
toVersion.versionCode(), false);
}
}
+
+ protected UpgradeHandler getUpgradeHandlerInstance(HoodieTableVersion
fromVersion, HoodieTableVersion toVersion) {
+ if (fromVersion == HoodieTableVersion.ZERO && toVersion ==
HoodieTableVersion.ONE) {
+ return new ZeroToOneUpgradeHandler();
Review Comment:
is there any way we can reuse code with `UpgradeDowngrade#upgrade` and
`UpgradeDowngrade.downgrade` ?
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