1983-1987• Started IT carrier as COBOL programmer

1987-1999

• Support Engineer for CA-IDMS, CA-DATAOM and other ISV software

1999-2005

• Worked for various customers as DB2 for z/OS consultant

2005-present

• Started my own company to provide database consulting and develop software products

Watching baseball games

Overseas traveling

Hiking trip

Movies and Entertainments

UNIX

NonStopKernel

Windows

Linux

AS400

MacOS

z/OS

Mainframe

Replicadatabase

Ap

plicatio

n in

terface(A

PI)

Data replicationSelect

Insert Update DeleteMaster

database

LUW

SQL

Hybrid database

Operational

Operational

Operational

Master(Prime)

ReplicaI

ReplicaII

Stand by

Master(Mirror)

Synchronized

Operation center Backup center

Master(Prime)

Replica

Hub center

Master(Mirror)

Master(Sec)

Mainframe

Real-timeBackup Database

Backup

Disaster recovery

Security

Administration

Accounting HR CMS Marketing

DB2 Oracle MySQL Teradata

DB2 for z/OS

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