Package io.substrait.relation

Interface Rel

All Known Implementing Classes:

AbstractDdlRel, AbstractReadRel, AbstractRel, AbstractUpdate, AbstractWriteRel, Aggregate, BiRel, ConsistentPartitionWindow, Cross, EmptyScan, Expand, ExtensionDdl, ExtensionLeaf, ExtensionMulti, ExtensionSingle, ExtensionTable, ExtensionWrite, Fetch, Filter, HashJoin, Join, LocalFiles, MergeJoin, NamedDdl, NamedScan, NamedUpdate, NamedWrite, NestedLoopJoin, Project, Set, SingleInputRel, Sort, VirtualTableScan, ZeroInputRel

public interface Rel

Nested Class Summary

Nested Classes

Modifier and Type	Interface	Description
static class	Rel.Remap

Method Summary

Modifier and Type	Method	Description
<O, C extends VisitationContext, E extends Exception> O	accept(RelVisitor<O,C,E> visitor, C context)
Optional<AdvancedExtension>	getCommonExtension()
Optional<Hint>	getHint()
List<Rel>	getInputs()
Type.Struct	getRecordType()
Optional<Rel.Remap>	getRemap()

Method Details

getRemap

Optional<Rel.Remap> getRemap()

getCommonExtension

Optional<AdvancedExtension> getCommonExtension()

Returns:

the AdvancedExtension associated with a RelCommon message, if present

getRecordType

Type.Struct getRecordType()

getInputs

List<Rel> getInputs()

getHint

Optional<Hint> getHint()

accept

<O,
C extends VisitationContext,
E extends Exception>
O accept(RelVisitor<O,C,E> visitor,
 C context)
  throws E

Throws:

E extends Exception