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l Incorporated in 2000, leading company in global software

and IT service.

l Branches in 28 cities arround the world with over 60,000

employees, serving for many “Fortune 500 companies”

l Hong Kong Stock Exchange(HKSE: 354)

l Rich consulting, design, implementation and service

experience in cloud computing, big data, artificial

intelligence, Internet of Things and mobile Internet.

(HKSE: 354)

Oracle Database Migration Service

User Guide Chinasoft International Technology Service (Hong Kong) Limited

3

Fast Growth of Chinasoft international

Cloud intelligence business

Market share of 2019

Cornerstone Business

Ecology

Market share of 2019

Business + Technology Drive

Empowerment

Deployment

Platform

Strategic Partner of Huawei Cloud

We have established partnerships with Ping An,Tencent, Alibaba, China Mobile, HSBC, Microsoft; AIA +Standard Chartered + GE, and other large enterprises.

Full stack cloud business

-2,0004,0006,0008,000

10,00012,00014,000

2003

2004

2005

2006

2007

2008

2009

2010

2011

2012

2013

2014

2015

2016

2017

2018

2019

总收入 * Unit: RMB millionTotal revenue

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Chinasoft International Digital Office Team

O&M SupportTe c h n o l o g y R & D S e r v i c e s

I n d u s t r y C o n s u l t i n g

• Professional industry

product consultancy and

industry data analysis

• Perfect product planning

and design

• High-frequency two-way

communication

mechanism

• Customize the marketing

plans at different stages

to ensure new and active

• 10+ years experience of

operation and maintenance

to support the online

operation of products

• Professional technical pre-

research team to ensure the

use of the latest technology

in the industry

• High concurrency, high

availability and other technical

requirements for large-scale

Internet products

• R&D and backend framework

building for APP, MAC, PC

client

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Capability Advantages of Cloud Intelligence Group

Professional technical capabilities pass Huawei CSSP certification, and cumulatively obtain 100+ Huawei certifications. Successful implementation of 100+ enterprise cloud projects, with support team covering the whole country.

Efficient delivery implementation team

28 national branches and 18 overseas branches serve 32 countries and regions; our marketing service capabilities cover the whole world.

Product marketing layout worldwide

Relying on its own platform system, it goes hand in hand with Huawei and more than a thousand other partners to jointly build a full-stack cloud service business ecosystem.

Total mutually beneficial and win-win ecological partner system

Full-stack cloud intelligence service capabilities from cloud management service to cloud solutions and cloud application development, etc.

Full-stack cloud management service capabilities

Huawei Cloud Qualification and HonorsIndustry Honors

Leading enterprise of the electronic information industry in 2019

China’s leading enterprise on digital service and service outsourcing in 2019

AAA credit enterprise evaluated by China Software Industry Association in 2019

Excellent Enterprise of Belt and Road project in the electronic information indus- try in 2019

2019 Digital Economy Innovation Enterprise Award 2019 China Software Ecological

Innovation Award

Member unit of N w Engineering Industry Alliance of Information Technology, Universities and Research Institutes in 2019

Best IR Hong Kong Stock Company in 2019 New Fortune Selection

The Best Listed Company for Investor Relations Management in 2019 Golden Hong Kong Shares

Five Awards for Asian Institutional Investors in 2019

Top 3 IDC of China Cloud Management Service Market in 2018

Top 6 IDC of the Channel Solutions Market Ranking in 2018

Top 100 in Gartner Global IT Services Market Share in 2018 and 2019

Ranks Top 10 of Top 100 Enterprises in Comprehensive Competitiveness of China’s Software and Information Technology Services in 2019

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Research & Evaluation

Customer needs research and analysis

Customer system evaluation

The most ideal cloud architecture

TCO evaluation

Migration Plan

Identify application dependencies

Applications and databases optimization on cloud

Develop a migration plan

ChinaSoft International adopts an iterative migration model

and uses the most reasonable method to migrate suitable

application systems to the cloud:

1. End-to-end service

2. Professional cloud technical support

3. Rich experience in migration projects and 100+

successful cases

4. Standardized and customized migration services

to meet the needs of different customers

Migration & Management Service

Application migration

Data migration

Database migration

Application cloud transformation

and relocation

Research & Evaluation

Migration Plan

Migration & Management Service

Cloud Migration Methodology

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ChinaSoft International Complete Migration Service Process

8

Project opening

1

Risk Assessment

4

Migration Strategies

5

Migration exercise

Migration implementation

Migration plan design

6

Technology/tool

preparation

8

Emergency plan

7

Migration manual

9

Environmental preparation

11

Implementation seminar

10

12

13

Monitoring14

Optimization15

Evaluation16

Inspection & Acceptance

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Evaluation & Analysis Stage Migration Implementation Stage Optimization & Acceptance Stage

Business Correspondance

Analysis

3

Status Survey

2

Plan Design Stage

Skippable

Not skipped

Monitoring14

Inspection & Acceptance

17

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Oracle Isomorphic Migration Solution

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Oracle

RAC/HA

Oracle

Oracle

ECS EVS

BMS

Source end migration operation:1. Stop business, stop database2. Database export dmp3. Copy the backup file to the destination end

Destination end migration operation:4. Perform dmp file import5. Data Check6. Start the database and business

Oracle Isomorphic Cold Migration Mode

Single Node

Oracle

RAC/HA

Oracle

Oracle

ECS

HUAWEI Cloud

EVS

BMS

Source end migration operation:1. The source end performs a full backup and copies it to the destination end3. Perform incremental backup multiple times and copy to the destination end 5. Stop source end business and database

Destination end migration operation:

2. The destination end performs full recovery4. Perform incremental recovery multiple times6. Do the last incremental recovery, open the database and application

Oracle Isomorphic Warm Migration Mode

Oracle

RAC/HA

Oracle

Oracle

ECS EVS

BMS

Source End migration operation:

1. Configure the synchronization software environment at the source end3. The source end starts the data capture and delivery process4. Perform database backup at the source end

Destination End migration operation:

2. Configure the synchronization software environment at the destination end 5. The destination end performs database initialization6. Start the data application process and check the synchronization progress7. Select the opportunity to switch the application direction, complete the migration

Oracle isomorphic Hot Migration Mode

Migration Requirements Migration Mode

Platform Restrictions

Recommended Migration Tools

Downtime ：>12hoursand Data Volume：<500G Cold

Migration

Same Platform Expdp/Impdp、Files Copies

Cross-platform Expdp/Impdp

Downtime ：<8 hours orData Volume：>500G Warm

Migration

Same Platform Rman

Cross-platform XTTS

Downtime：<30 mins Hot Migration

Same Platform Stream、OGG

Cross-platform Stream、OGG

When the amount of data is very small, which can be completed by migrating with the virtual machine or by copying data files

Single Node

Single Node

HUAWEI Cloud

HUAWEI Cloud

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Oracle Isomeric Migration Solution

10

Single NodeOracle

RAC/HA

Oracle

Oracle

ECS EVS

RDS

Source end migration operation:1. Stop business, stop database2. Database export CSV file3. Copy the backup file to the destination end

Oracle Isomeric Cold Migration Mode

Oracle Isomeric Cold Migration ModeSingle Node

Oracle

RAC/HA

Oracle

Oracle

ECS

HUAWEI Cloud

EVS

RDS

Source end migration operation:1. Install the data replication tool at the source end 3. The source end performs historical data synchronization5. Stop business6. Perform new-added data synchronization

Destination end migration operation:

2. Configure the replication tool connection4. Check historical data consistency7. Check the consistency of the newly added data8. Start business

Oracle Isomeric Warm Migration Mode

Single NodeOracle

RAC/HA

Oracle

Oracle

ECS

HUAWEI Cloud

EVS

RDS

Oracle Isomeric Hot Migration Mode

Migration Requirements

Migration Mode

IsomericCategories

Recommended Migration Tools Remarks

Downtime：>12hoursand Data Volume：<500G

Cold Migration

Mysql CVS file、MySQL Migration Toolkit Oracle

isomeric migration, application changes that may be involved, not explained here

SqlserverCVS file、Microsoft SQL Server Migration Assistant v5.3 for Oracle

Downtime：<8hoursand Data Volume：>500G

Warm Migration

Mysql Kettle

Sqlserver Kettle

Downtime：<30mins

Hot Migration

Mysql OGG、yugong

Sqlserver OGG

Destination end migration operation:4. Data structure, tables,views etc. creation5. Import data into CSV6. Data consistency check7. Start the database and business

HUAWEI Cloud

Source end migration operation:1. Configure the synchronization software environment at the source end3. Start the data capture and delivery process4. Perform database backup at the source end

Destination end migration operation:2. Configure the synchronization software environment at the destination end 5. The destination end performs database initialization6. Start the data application process and check the synchronization progress7. Select the opportunity to switch the application direction, complete the migration

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Global Customers of Chinasoft International