Data Layer

This section describes the objects that can be used to provide data for DevExtreme widgets.

ArrayStore

A Store accessing an in-memory array.

CustomStore

A Store object that enables you to implement your own data access logic.

DataSource

An object that provides access to a data web service or local data storage for collection container widgets.

EdmLiteral

An object used to work with primitive data types not supported by JavaScript when accessing an OData web service.

Errors and Warnings

This section lists errors and warnings that may occur when using the DevExtreme Data Library.

Guid

An object used to generate and hold the GUID.

LocalStore

A Store providing access to the HTML5 Web Storage.

ODataContext

Provides access to the entire OData service.

ODataStore

A Store providing access to a separate OData web service entity.

PivotGridDataSource

An object that provides access to data for the dxPivotGrid widget.

Query

An universal chainable data query interface object.

Utils

This section describes the utility objects provided by the DevExtreme data layer.

XmlaStore

A Store that provides access to an OLAP cube using the XMLA standard.