API Documentation

HPE Ezmeral Data Fabric supports public APIs for file system, HPE Ezmeral Data Fabric Database, and HPE Ezmeral Data Fabric Streams. These APIs are available for application-development purposes.

IMPORTANT Development using HPE Ezmeral Data Fabric non-public (private or internal) APIs is not supported.
Table 1. HPE Ezmeral Data Fabric API Document List with Links
Feature Language Link to Location Description
HPE Ezmeral Data Fabric Streams Administration Java For source Java APIs, see:

See HPE Ezmeral Data Fabric Streams Java Applications for streams and topics information for application development.

HPE Ezmeral Data Fabric Streams Java API for performing administrative tasks on streams and topics, setting values for the attributes of streams, and accessing streams for analytics purposes.

HPE Ezmeral Data Fabric modified Kafka interfaces, classes, and packages used for HPE Ezmeral Data Fabric streams API. This library is a HPE Ezmeral Data Fabric modified version of the open source Kafka library.

HPE Ezmeral Data Fabric Database JSON Client Java HPE Ezmeral Data Fabric Database JSON Client API
NOTE Beginning with core version 6.0, the HPE Ezmeral Data Fabric Database Table interface in the HPE Ezmeral Data Fabric Database JSON Client API is deprecated and replaced by the DocumentStore interface in the OJAI API library. For details, see the next row.
Java API for administration and management of HPE Ezmeral Data Fabric Database JSON tables.
Java OJAI Client Java Java OJAI Client API OJAI is a general-purpose JSON access layer that sits on databases, file systems, and message streams and enables access to structured, semi-structured and unstructured data using a common API. Used for working with HPE Ezmeral Data Fabric Database JSON.
Java OJAI Thin Client Java Java OJAI Client API Allows you to write OJAI applications in Java to access HPE Ezmeral Data Fabric Database JSON. This is the thin client version of the Java OJAI Client.
OJAI REST API REST Using the HPE Ezmeral Data Fabric Database JSON REST API Provides an alternative to writing a Java OJAI application. Using HTTP calls, you can perform basic operations on HPE Ezmeral Data Fabric Database JSON tables.
Node.js OJAI Client Node.js Node.js OJAI Client API provides the Node.js API documentation. Allows you to write OJAI applications in Node.js to access HPE Ezmeral Data Fabric Database JSON.
Python OJAI Client Python

Python OJAI Client API provides the Python API documentation.

Allows you to write OJAI applications in Python to access HPE Ezmeral Data Fabric Database JSON.
C# OJAI Client C# C# OJAI Client API provides the C# documentation. Allows you to write OJAI applications in C# to access HPE Ezmeral Data Fabric Database JSON.
Go OJAI Client Go Go OJAI Client API Go OJAI Client API provides the Go documentation. Allows you to write OJAI applications in Go to access HPE Ezmeral Data Fabric Database JSON.
HPE Ezmeral Data Fabric Database Binary tables C Creating C Apps - Binary Tables C API library (libMapRClient) for creating and accessing HPE Ezmeral Data Fabric Database binary tables. This library is a HPE Ezmeral Data Fabric Database-specific version of libhbase.
HPE Ezmeral Data Fabric Database JSON MapReduce Java HPE Ezmeral Data Fabric Database Java API library that extends the Apache Hadoop MapReduce framework. Used to create MapReduce applications that write data from one JSON table to another.
File Access Control Expressions Java File ACE APIs APIs to grant different permissions to multiple users, groups, and roles for files, directories, and whole volume data using boolean expressions and subexpressions.
C FileACE C APIs
File System C Accessing the File System with C Applications HPE Ezmeral Data Fabric Database libMapRClient library supports access to the HPE Ezmeral Data Fabric Database filesystem. This library is a HPE Ezmeral Data Fabric Database modified version of libhdfs. Used to manage file system files.
Java Accessing HPE Ezmeral Data Fabric File Store in Java Applications HPE Ezmeral Data Fabric Database's native maprfs library for accessing the HPE Ezmeral Data Fabric Database filesystem.
Extended Attributes Java Extended Attribute Java API APIs to associate additional metadata with a regular file or directory.