opensap hanacloud1-1 week 2 unit 1 ifswjb presentation

8/12/2019 OpenSAP HANACLOUD1-1 Week 2 Unit 1 IFSWJB Presentation

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Week 2 Unit 1: Introduction and

First Steps with EJBMay, 2014



© 2014 SAP AG or an SAP affiliate company. All rights reserved 2Public

Introduction and First Steps with EJBPersistence as a Service

Manages the database systems in the

cloud and the access to them

Operations on database system level

Monitoring and alerting Load balancing and scaling

Backup and recovery

Configuration

Metering

Application data isolation




Introduction and First Steps with EJBEasy Consumption

Standards-based access

JDBC

JPA 2.0

Choice of database platform

SAP HANA

SAP MaxDB

Apache Derby (for local development)

Schema management

One schema per application (default)

Many applications sharing one schema

One application using many schemas

Schema management available in cockpit




Introduction and First Steps with EJBJava Persistence API (JPA)

Describes management of relational

data in applications

Replaces persistence solution for

EJB 2.0 CMP

Default support in SAP HANA Cloud

Platform runtimes for JPA 2.0




Introduction and First Steps with EJBEJB Sample

Makes use of Java EE 6 Web Profile

(SAP HANA Cloud Platform SDK 2.x)

Web container

EJB container

Persistence provider - EclipseLink

DB

PersistenceWithEJBServlet

PersonBean

PersonEclipseLink as

persistence provider

EJB Container

Web Container

Java EE 6 Web Profile (2.x)

Schemas

JDBC





Import to Eclipse as

‘Existing Projects into Workspace’

Location:

<SDK_path>\samples\persistence-with-ejb


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Building Blocks:

Person.java

persistence entity

PersonBean.java

stateless bean

persistence.xml

JPA configuration file

PersistenceWithEJBServlet.java provides interaction with end users

web.xml

Web application descriptor




Run the sample

– ‘Run on Server ’

Configure SAP HANA Cloud Server

– hanatrial.ondemand.com

Request URL

– https://<application_name><account_name>.ha

natrial.ondemand.com/persistence-with-ejb/




SAP HANA Cloud Platform cockpit

provides the following information in

the ‘Database Schemas ’ view:

Schema name/ID

Database type

Application bindings



Introduction and First Steps with EJBWhat You’ve Learned in This Unit

The role of Persistence Service

on SAP HANA Cloud Platform

The supported database platform

types

How applications can store data

in a database in the cloud

JPA, and how it is supported on

SAP HANA Cloud Platform

What a persistence-enabled EJB

application looks like

Where to find information aboutyour schema



Contact information:

[email protected]

Thank you



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opensap hanacloud1-1 week 2 unit 1 ifswjb presentation

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