yathindranath commented on a change in pull request #497: Support retaining last N snapshots URL: https://github.com/apache/incubator-iceberg/pull/497#discussion_r329742705
########## File path: core/src/main/java/org/apache/iceberg/RemoveSnapshots.java ########## @@ -82,6 +83,18 @@ public ExpireSnapshots expireOlderThan(long timestampMillis) { return this; } + @Override + public ExpireSnapshots retainLast(int numSnapshots) { + Preconditions.checkArgument(1 < numSnapshots, + "Number of snapshots to retain must be at least 1, cannot be: %s", numSnapshots); + LOG.info("Retaining last {} snapshots and expiring older snapshots", numSnapshots); + Snapshot nthSnapshot = findNthSnapshot(numSnapshots); + if (nthSnapshot != null) { + expireOlderThan(nthSnapshot.timestampMillis()); Review comment: I agree, will make the changes to both configurations work with one another and let the caller know if both are called. ---------------------------------------------------------------- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. For queries about this service, please contact Infrastructure at: us...@infra.apache.org With regards, Apache Git Services --------------------------------------------------------------------- To unsubscribe, e-mail: issues-unsubscr...@iceberg.apache.org For additional commands, e-mail: issues-h...@iceberg.apache.org