Package org.apache.flink.compiler

Class Summary

Class	Description
DataStatistics	The collection of access methods that can be used to retrieve statistical information about the data processed in a job.
NonCachingDataStatistics	A variant of the data statistics that never caches.
PactCompiler	The optimizer that takes the user specified program plan and creates an optimized plan that contains exact descriptions about how the physical execution will take place.
PactCompiler.InterestingPropertyVisitor	Visitor that computes the interesting properties for each node in the plan.

Exception Summary

Exception	Description
CompilerException	An exception that is thrown by the pact compiler when encountering an illegal condition.
CompilerPostPassException	An exception that is thrown by the pact compiler when encountering a problem during the optimizer post pass.