Apache – IBM WAVV 2004 User Manual

Page 15

Initial state:

You have a VSAM file that contains data

(i.e. FFSTORES.DEMO.CLUSTER)

You have applications that work with that VSAM file

(i.e. FFST CICS Application)
Goal:

Redirect all VSAM requests to DB2 UDB on Windows

Access the data with existing applications (without changing them)

NOTE: The VSAM Redirector Server does NOT require the

VSE Connector Client on Windows

STEP4.1:

Define a map

To move the data into a database, you must know the format of the records.

Therefore you must do a mapping containing all fields including their offset in
the record, length and type.

–

Start the VSE Navigator, connect to the VSAM host, and navigate to the VSAM
cluster

FFSTORES.DEMO.CLUSTER

–

Right click the Cluster, choose "

Create map definition

". Enter a name for the

map, e.g. "

MAP

–

Right click on the map, choose "

Change map definition

Chapter4: Redirect VSAM requests

to a DB2 database on Windows

VSE/ESA 2.6

Apache

TCP/IP

CICS

Transaction

batch

Redirector server

Redirector client

VSAM Request

VSAM

Program

HTML

page

DB2 UDB

Handler