maheshk114 commented on a change in pull request #578: HIVE-21471: Replicating
conversion of managed to external table leaks HDFS files at target.
URL: https://github.com/apache/hive/pull/578#discussion_r268126548
##########
File path:
standalone-metastore/metastore-server/src/main/java/org/apache/hadoop/hive/metastore/HiveAlterHandler.java
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@@ -357,6 +368,13 @@ public void alterTable(RawStore msdb, Warehouse wh,
String catName, String dbnam
}
}
+ // If data location is changed in replication flow, then need to delete
the old path.
+ if (replDataLocationChanged) {
+ Path deleteOldDataLoc = new Path(oldt.getSd().getLocation());
+ boolean isAutoPurge =
"true".equalsIgnoreCase(oldt.getParameters().get("auto.purge"));
+ wh.deleteDir(deleteOldDataLoc, true, isAutoPurge, olddb);
Review comment:
how to rollback the delete directory if txn fails ?
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