Store and Deliver Data to the Mobile App Edge:

WSO2 Storage-as-a-Service and Data-as-a-Service

Anjana Fernando WSO2 Inc.

Technical Lead

The Requirement

● Mobile application friendly data store management and data access

– Data source provisioning

– Data services

– Mobile friendly protocols / data formats

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Storage as a Service

● Data Storage Provisioning

● Ideal for SMEs

– No need to maintain your own hardware

– No need to have specialized expertise to setup / maintain

– Pay as you go

● Rapid Application Development

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Storage as a Service...

● WSO2's offering: WSO2 Storage Server

● Multiple Data Store Types

– RDBMS

– Cassandra

● Databases / Users / Permission Management

● Multi-tenant data source provisioning

● Used internally in WSO2 App Factory

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Data as a Service

● Data operations on a data store exposed as standard services

● No duplication, encourages re-usability

● Creates a data access layer by abstracting out data repositories

● Service governance

– Service design / development is managed properly according to the requirements

– Runtime governance aspects also to enforce SLAs such as performance of the services

Data as a Service...

● WSO2's offering: WSO2 Data Services Server

● XML based declarative language for defining data services

● Service data input mapped to a target data source query and the output from a data source mapped to the service result

Data as a Service...

● WSO2 Data Services Server Features :-

– Multiple data source types, and custom data sources for extensibility

– Data federation

– Data batch support

– Transactional data access

– Secured data access

– Multiple protocol and data type support, e.g. HTTP, JMS, XML, JSON

– RESTful data access

Mobile Application Data Access Challenges

● Limited access to data store clients

● Lightweight client-side processing

● Mobile friendly transports and data types

● Rapid development

● Security and performance

● Native vs HTML5

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Mobile Data Services

● Creating a data access layer

● Access control, security aspects defined by data services

● Clear service interface accessed using well known transports, all data related actions offloaded to data services layer

● RESTful services with JSON data payloads

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Integrated Solution

● WSO2 Storage Server for data source provisioning

● WSO2 Data Services Server for exposing created data source as data services

● Mobile application, either HTML5 or native applications access data services using HTTP/HTTPS with JSON/XML data payloads

Demo

Upcoming enhancements

● WSO2 Storage Server

– Additional data store support: MSSQL, Oracle databases

– Policy driven provisioning

● Based on QoS / SLA params– Storage and bandwidth monitoring

– Usage policies for billing

● WSO2 Data Services Server

– Data quality / data filtering capabilities

– Complex input data support

– Advanced query composition inside data services

– Improved transaction support

– Finer extension support, data source, queries, interceptors etc..

Questions?

Thank You!