Uses of Interface
org.apache.drill.exec.record.metadata.VariantMetadata

Packages that use VariantMetadata

Package	Description
org.apache.drill.exec.physical.resultSet.impl	Handles the details of the result set loader implementation.
org.apache.drill.exec.physical.resultSet.model	The "row set model" provides a "dual" of the vector structure used to create, allocate and work with a collection of vectors.
org.apache.drill.exec.record.metadata	Provides a fluent schema builder.
org.apache.drill.exec.vector.accessor	Provides a light-weight, simplified set of column readers and writers that can be plugged into a variety of row-level readers and writers.
org.apache.drill.exec.vector.accessor.reader	Provides the reader hierarchy as explained in the API package.
org.apache.drill.exec.vector.accessor.writer	Implementation of the vector writers.

Uses of VariantMetadata in org.apache.drill.exec.physical.resultSet.impl

Methods in org.apache.drill.exec.physical.resultSet.impl that return VariantMetadata

Modifier and Type	Method and Description
VariantMetadata	ListState.variantSchema()
VariantMetadata	UnionState.variantSchema()

Methods in org.apache.drill.exec.physical.resultSet.impl with parameters of type VariantMetadata

Modifier and Type	Method and Description
void	BuildFromSchema.buildUnion(VariantWriter writer, VariantMetadata schema)

Uses of VariantMetadata in org.apache.drill.exec.physical.resultSet.model

Methods in org.apache.drill.exec.physical.resultSet.model that return VariantMetadata

Modifier and Type	Method and Description
VariantMetadata	MetadataProvider.variant()
VariantMetadata	MetadataProvider.MetadataCreator.variant()
VariantMetadata	MetadataProvider.VariantSchemaCreator.variant()
VariantMetadata	MetadataProvider.ArraySchemaCreator.variant()
VariantMetadata	MetadataProvider.MetadataRetrieval.variant()
VariantMetadata	MetadataProvider.VariantSchemaRetrieval.variant()
VariantMetadata	MetadataProvider.ArraySchemaRetrieval.variant()

Uses of VariantMetadata in org.apache.drill.exec.record.metadata

Classes in org.apache.drill.exec.record.metadata that implement VariantMetadata

Modifier and Type	Class and Description
class	VariantSchema

Methods in org.apache.drill.exec.record.metadata that return VariantMetadata

Modifier and Type	Method and Description
VariantMetadata	VariantColumnMetadata.variantSchema()
VariantMetadata	AbstractColumnMetadata.variantSchema()
VariantMetadata	ColumnMetadata.variantSchema() Schema for VARIANT columns.

Uses of VariantMetadata in org.apache.drill.exec.vector.accessor

Methods in org.apache.drill.exec.vector.accessor that return VariantMetadata

Modifier and Type	Method and Description
VariantMetadata	VariantReader.variantSchema()
VariantMetadata	VariantWriter.variantSchema() Metadata description of the variant that includes the set of types, along with extended properties of the types such as expected allocations sizes, expected array cardinality, etc.

Uses of VariantMetadata in org.apache.drill.exec.vector.accessor.reader

Methods in org.apache.drill.exec.vector.accessor.reader that return VariantMetadata

Modifier and Type	Method and Description
VariantMetadata	UnionReaderImpl.variantSchema()

Uses of VariantMetadata in org.apache.drill.exec.vector.accessor.writer

Methods in org.apache.drill.exec.vector.accessor.writer that return VariantMetadata

Modifier and Type	Method and Description
VariantMetadata	UnionWriterImpl.variantSchema()