S3DataSpec class

Describes the data specification of a DataSource.

Constructors

S3DataSpec({required String dataLocationS3, String? dataRearrangement, String? dataSchema, String? dataSchemaLocationS3})

Properties

dataLocationS3 → String

The location of the data file(s) used by a DataSource. The URI specifies a data file or an Amazon Simple Storage Service (Amazon S3) directory or bucket containing data files.

final

dataRearrangement → String?

A JSON string that represents the splitting and rearrangement processing to be applied to a DataSource. If the DataRearrangement parameter is not provided, all of the input data is used to create the Datasource.

final

dataSchema → String?

A JSON string that represents the schema for an Amazon S3 DataSource. The DataSchema defines the structure of the observation data in the data file(s) referenced in the DataSource.

final

dataSchemaLocationS3 → String?

Describes the schema location in Amazon S3. You must provide either the DataSchema or the DataSchemaLocationS3.

final

hashCode → int

The hash code for this object.

no setter, inherited

runtimeType → Type

A representation of the runtime type of the object.

no setter, inherited

Methods

noSuchMethod(Invocation invocation) → dynamic

Invoked when a nonexistent method or property is accessed.

inherited

toJson() → Map<String, dynamic>

toString() → String

A string representation of this object.

inherited

Operators

operator ==(Object other) → bool

The equality operator.

inherited