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https://issues.apache.org/jira/browse/HIVE-26228?focusedWorklogId=773521&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-773521
]
ASF GitHub Bot logged work on HIVE-26228:
-----------------------------------------
Author: ASF GitHub Bot
Created on: 23/May/22 14:53
Start Date: 23/May/22 14:53
Worklog Time Spent: 10m
Work Description: lcspinter commented on code in PR #3287:
URL: https://github.com/apache/hive/pull/3287#discussion_r879553047
##########
iceberg/iceberg-handler/src/main/java/org/apache/iceberg/mr/hive/IcebergTableUtil.java:
##########
@@ -184,4 +186,27 @@ public static void updateSpec(Configuration configuration,
Table table) {
public static boolean isBucketed(Table table) {
return table.spec().fields().stream().anyMatch(f ->
f.transform().toString().startsWith("bucket["));
}
+
+ /**
+ * Roll an iceberg table's data back to a specific snapshot identified
either by id or before a given timestamp.
+ * @param configuration a Hadoop configuration
+ * @param table the iceberg table
+ */
+ public static void rollback(Configuration configuration, Table table) {
+ RollbackSpec rollbackSpec = SessionStateUtil.getResource(configuration,
hive_metastoreConstants.ROLLBACK_SPEC)
Review Comment:
Compaction is a different animal. Directly passes the compaction type
parameter to the HMS client, which will store everything in the HMS db
compaction queue.
Issue Time Tracking
-------------------
Worklog Id: (was: 773521)
Time Spent: 2h 20m (was: 2h 10m)
> Implement Iceberg table rollback feature
> ----------------------------------------
>
> Key: HIVE-26228
> URL: https://issues.apache.org/jira/browse/HIVE-26228
> Project: Hive
> Issue Type: New Feature
> Reporter: László Pintér
> Assignee: László Pintér
> Priority: Major
> Labels: pull-request-available
> Time Spent: 2h 20m
> Remaining Estimate: 0h
>
> We should allow rolling back iceberg table's data to the state at an older
> table snapshot.
> Rollback to the last snapshot before a specific timestamp
> {code:java}
> ALTER TABLE ice_t EXECUTE ROLLBACK('2022-05-12 00:00:00')
> {code}
> Rollback to a specific snapshot ID
> {code:java}
> ALTER TABLE ice_t EXECUTE ROLLBACK(1111);
> {code}
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