- All Implemented Interfaces:
public class SkewJoinResolver
- extends Object
- implements PhysicalPlanResolver
An implementation of PhysicalPlanResolver. It iterator each task with a rule
dispatcher for its reducer operator tree, for task with join op in reducer,
it will try to add a conditional task associated a list of skew join tasks.
|Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
public PhysicalContext resolve(PhysicalContext pctx)
- Description copied from interface:
- All physical plan resolvers have to implement this entry method.
- Specified by:
resolve in interface
- the physical plan
Copyright © 2011 The Apache Software Foundation