Hi Canan, The changes that I am primarily interested are:
a. Altering the parallelism of the DAG b. Change task location hints etc.. In general, I want to make these alterations and run the DAGs on tez, without having to go through the hive pipeline. Raajay On Mon, Aug 31, 2015 at 11:42 PM, canan chen <ccn...@gmail.com> wrote: > Hi Raajay, > > Regarding how hive build DAG, you can check > https://github.com/apache/hive/blob/72f97fc7760134465333983fc40766e9e864e643/ql/src/java/org/apache/hadoop/hive/ql/exec/tez/TezTask.java > > Check method TezTask#build > > Do you mind share what kind of changes you want to make on DAGs ? > > On Tue, Sep 1, 2015 at 4:06 AM, Raajay <raaja...@gmail.com> wrote: > >> Hello, >> >> Currently, I am running Hive on Tez. I wish to make some changes to the >> DAGs generated by HIve before running on Tez/Yarn. >> >> Which data structure should i serialize ? DAG or DagPlan ? >> >> - Raajay >> > >
