ProjectionFilter.CompoundProjectionFilter (Drill : 1.21.2-SNAPSHOT API)

java.lang.Object

org.apache.drill.exec.physical.resultSet.impl.ProjectionFilter.CompoundProjectionFilter

All Implemented Interfaces:: ProjectionFilter

Enclosing interface:: ProjectionFilter

public static class ProjectionFilter.CompoundProjectionFilter extends Object implements ProjectionFilter

Compound filter for combining direct and provided schema projections.

Nested Class Summary

Nested classes/interfaces inherited from interface org.apache.drill.exec.physical.resultSet.impl.ProjectionFilter
ProjectionFilter.BaseSchemaProjectionFilter, ProjectionFilter.CompoundProjectionFilter, ProjectionFilter.DirectProjectionFilter, ProjectionFilter.ImplicitProjectionFilter, ProjectionFilter.ProjResult, ProjectionFilter.SchemaProjectionFilter, ProjectionFilter.TypeProjectionFilter
Field Summary

Fields inherited from interface org.apache.drill.exec.physical.resultSet.impl.ProjectionFilter
logger, NOT_PROJECTED, PROJECT_ALL, PROJECT_NONE, PROJECTED
Constructor Summary

Constructors

Constructor

Description

CompoundProjectionFilter(ProjectionFilter filter1, ProjectionFilter filter2)
Method Summary

Modifier and Type

Method

Description

boolean

isEmpty()

boolean

isProjected(String name)

ProjectionFilter.ProjResult

projection(ColumnMetadata col)

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details
- CompoundProjectionFilter
  
  public CompoundProjectionFilter(ProjectionFilter filter1, ProjectionFilter filter2)
Method Details
- projection
  
  public ProjectionFilter.ProjResult projection(ColumnMetadata col)
  
  Specified by:
  
  projection in interface ProjectionFilter
- isProjected
  
  public boolean isProjected(String name)
  
  Specified by:
  
  isProjected in interface ProjectionFilter
- isEmpty
  
  public boolean isEmpty()
  
  Specified by:
  
  isEmpty in interface ProjectionFilter