From 10fc2f6f51819f263eec941bdc1db22c554f9118 Mon Sep 17 00:00:00 2001 From: Daoyuan Wang Date: Mon, 8 Jun 2015 01:07:50 -0700 Subject: [SPARK-4761] [DOC] [SQL] kryo default setting in SQL Thrift server this is a follow up of #3621 /cc liancheng pwendell Author: Daoyuan Wang Closes #6639 from adrian-wang/kryodoc and squashes the following commits: 3c4b1cf [Daoyuan Wang] [DOC] kryo default setting in SQL Thrift server --- docs/configuration.md | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-) (limited to 'docs/configuration.md') diff --git a/docs/configuration.md b/docs/configuration.md index 9667cebe0b..3960e7e78b 100644 --- a/docs/configuration.md +++ b/docs/configuration.md @@ -618,7 +618,7 @@ Apart from these, the following properties are also available, and may be useful spark.kryo.referenceTracking - true + true (false when using Spark SQL Thrift Server) Whether to track references to the same object when serializing data with Kryo, which is necessary if your object graphs have loops and useful for efficiency if they contain multiple @@ -679,7 +679,10 @@ Apart from these, the following properties are also available, and may be useful spark.serializer - org.apache.spark.serializer.
JavaSerializer + + org.apache.spark.serializer.
JavaSerializer (org.apache.spark.serializer.
+ KryoSerializer when using Spark SQL Thrift Server) + Class to use for serializing objects that will be sent over the network or need to be cached in serialized form. The default of Java serialization works with any Serializable Java object -- cgit v1.2.3