org.apache.calcite.rel.metadata

Interface BuiltInMetadata.Collation

All Superinterfaces:

Metadata

All Known Subinterfaces:

BuiltInMetadata.All

Enclosing class:

BuiltInMetadata

public static interface BuiltInMetadata.Collation
extends Metadata

Metadata about which columns are sorted.

Nested Class Summary

Nested Classes

Modifier and Type	Interface and Description
static interface	BuiltInMetadata.Collation.Handler Handler API.

Field Summary

Fields

Modifier and Type	Field and Description
static MetadataDef<BuiltInMetadata.Collation>	DEF

Method Summary

Modifier and Type	Method and Description
com.google.common.collect.ImmutableList<RelCollation>	collations() Determines which columns are sorted.

Methods inherited from interface org.apache.calcite.rel.metadata.Metadata

rel

Field Detail

DEF

static final MetadataDef<BuiltInMetadata.Collation> DEF

Method Detail

collations

com.google.common.collect.ImmutableList<RelCollation> collations()

Determines which columns are sorted.