Package org.apache.parquet.schema

Interface Summary

Interface	Description
PrimitiveType.PrimitiveTypeNameConverter<T,E extends Exception>
TypeConverter<T>	to convert a MessageType tree
TypeVisitor	Implement this interface to visit a schema type.accept(new TypeVisitor() { ...

Class Summary

Class	Description
ConversionPatterns	Utility functions to convert from Java-like map and list types to equivalent Parquet types.
DecimalMetadata
GroupType	Represents a group type: a list of fields
MessageType	The root of a schema
MessageTypeParser	Parses a schema from a textual format similar to that described in the Dremel paper.
PrimitiveType	Representation of a Primitive type
Type	Represents the declared type for a field in a schema.
Type.ID	represents a field ID
Types	This class provides fluent builders that produce Parquet schema Types.
Types.Builder<T extends Types.Builder,P>	A base builder for Type objects.
Types.GroupBuilder<P>	A builder for GroupType objects.
Types.MessageTypeBuilder
Types.PrimitiveBuilder<P>	A builder for PrimitiveType objects.

Enum Summary

Enum	Description
OriginalType
PrimitiveType.PrimitiveTypeName	Supported Primitive types
Type.Repetition	Constraint on the repetition of a field

Exception Summary

Exception	Description
IncompatibleSchemaModificationException	thrown when we are trying to read together files with incompatible schemas.