Denodo OData 4.0 Service¶
OData (Open Data Protocol) is a REST-based protocol for querying and updating data using simple HTTP messages. It is an OASIS standard based on technologies such as HTTP, Atom/XML and JSON.
Virtual DataPort provides an OData 4.0 compliant interface, through is “Denodo OData service”.
The OData Service is available at:
https://denodo-server.acme.com:9443/denodo-odata4-service/denodo-odata.svc/<database name>/
.
Note
The segment “<database name>” is mandatory.
Features¶
The standard OData 4.0 defines three levels of conformance for OData services. The Denodo OData 4.0 Service conforms to the Intermediate Conformance Level by providing the following functionality:
Read-only access to Denodo databases:
Metadata
Entities
Items of an entity
Properties of an item
Property values
Relationships between entities
Format results in Atom and JSON
Query options
$select
$filter
$expand
$orderby
$skip
$top
$count
Parameter aliases
Pagination
Authentication
HTTP Basic
Kerberos (SPNEGO)
In addition, this service also supports OAuth 2.0 authentication.