No, are you looking for something in particular? On Fri, Jan 23, 2015 at 9:44 AM, Nicholas Murphy <halcyo...@gmail.com> wrote:
> Okay, thanks. The design document mostly details the infrastructure for > optimization strategies but doesn’t detail the strategies themselves. I > take it the set of strategies are basically embodied in > SparkStrategies.scala...is there a design doc/roadmap/JIRA issue detailing > what strategies exist and which are planned? > > Thanks, > Nick > > On Jan 22, 2015, at 7:45 PM, Michael Armbrust <mich...@databricks.com> > wrote: > > Here is the initial design document for catalyst : > > https://docs.google.com/document/d/1Hc_Ehtr0G8SQUg69cmViZsMi55_Kf3tISD9GPGU5M1Y/edit > > Strategies (many of which are in SparkStragegies.scala) are the part that > creates the physical operators from a catalyst logical plan. These > operators have execute() methods that actually call RDD operations. > > On Thu, Jan 22, 2015 at 3:19 PM, Nicholas Murphy <halcyo...@gmail.com> > wrote: > >> Hi- >> >> Quick question: is there a design doc (or something more than “look at >> the code”) for the query planner for Spark SQL (i.e., the component that >> takes…Catalyst?…operator trees and translates them into SPARK operations)? >> >> Thanks, >> Nick >> --------------------------------------------------------------------- >> To unsubscribe, e-mail: dev-unsubscr...@spark.apache.org >> For additional commands, e-mail: dev-h...@spark.apache.org >> >> > >
