kudu-commits mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From jdcry...@apache.org
Subject kudu git commit: Release notes for the Java client in 1.1
Date Wed, 09 Nov 2016 19:10:59 GMT
Repository: kudu
Updated Branches:
  refs/heads/master e3a8f64b9 -> 5d57cd18d

Release notes for the Java client in 1.1

Change-Id: Idf04d1db4769e19e6421628bbe980cb4c058c62c
Reviewed-on: http://gerrit.cloudera.org:8080/5002
Reviewed-by: David Ribeiro Alves <dralves@apache.org>
Tested-by: Kudu Jenkins

Project: http://git-wip-us.apache.org/repos/asf/kudu/repo
Commit: http://git-wip-us.apache.org/repos/asf/kudu/commit/5d57cd18
Tree: http://git-wip-us.apache.org/repos/asf/kudu/tree/5d57cd18
Diff: http://git-wip-us.apache.org/repos/asf/kudu/diff/5d57cd18

Branch: refs/heads/master
Commit: 5d57cd18df14d82712c77cef81ecaae7ae6c57c7
Parents: e3a8f64
Author: Jean-Daniel Cryans <jdcryans@apache.org>
Authored: Tue Nov 8 09:44:05 2016 -0800
Committer: Jean-Daniel Cryans <jdcryans@apache.org>
Committed: Wed Nov 9 19:09:55 2016 +0000

 docs/release_notes.adoc | 21 ++++++++++++++++++++-
 1 file changed, 20 insertions(+), 1 deletion(-)

diff --git a/docs/release_notes.adoc b/docs/release_notes.adoc
index c3cce73..36b8794 100644
--- a/docs/release_notes.adoc
+++ b/docs/release_notes.adoc
@@ -51,9 +51,21 @@
   match on a set of column values. Support for Spark, Map Reduce and Impala queries utilizing
   IN LIST pushdown is not yet complete.
+* The Java client now features client-side request tracing in order to help troubleshoot
+  Error messages are now augmented with traces that show which servers were contacted before
+  timeout occured instead of just the last error. The traces also contain RPCs that were
+  required to fulfill the client's request, such as contacting the master to discover a tablet's
+  location. Note that the traces are not available for successful requests and are not
+  programatically queryable.
 == Optimizations and improvements
+* Kudu now publishes JAR files for Spark 2.0 compiled with Scala 2.11 along with the
+  existing Spark 1.6 JAR compiled with Scala 2.10.
+* The Java client now allows configuring scanners to read from the closest replica instead
+  the known leader replica. The default remains the latter. Use the relevant `ReplicaSelection`
+  enum with the scanner's builder to change this behavior.
 === Command line tools
@@ -89,6 +101,13 @@ XXX
   to emphasize that it doesn't return milliseconds, unlike what its Javadoc indicated. The
   method was also hidden from the public APIs and should not be used.
+* The Java client's sync API (`KuduClient`, `KuduSession`, `KuduScanner`) used to throw either
+  a `NonRecoverableException` or a `TimeoutException` for a timeout, and now it's only possible
for the
+  client to throw the former.
+* The Java client's handling of errors in `KuduSession` was modified so that subclasses of
+  `KuduException` are converted into RowErrors instead of being thrown.
 == Known Issues and Limitations

View raw message