This is the most simplest announcement I saw.
> On Nov 11, 2015, at 12:49 AM, Reynold Xin <r...@databricks.com> wrote: > > Hi All, > > Spark 1.5.2 is a maintenance release containing stability fixes. This release > is based on the branch-1.5 maintenance branch of Spark. We *strongly > recommend* all 1.5.x users to upgrade to this release. > > The full list of bug fixes is here: http://s.apache.org/spark-1.5.2 > <http://s.apache.org/spark-1.5.2> > > http://spark.apache.org/releases/spark-release-1-5-2.html > <http://spark.apache.org/releases/spark-release-1-5-2.html> > >
