This section outlines some
possible migration scenarios to CICS® Transaction Server for z/OS®, Version 3 Release 1 with DBCTL, according to your current
setup.
CICS with local DL/I:
- CICS/ESA 4.1 with local DL/I with IMS™ Version 4 or below
- CICS/ESA 4.1 with local DL/I with IMS Version 3 or later and DBCTL (optional)
- CICS Transaction Server for z/OS, Version 3 Release 1 with DBCTL.
- CICS/ESA 4.1 with local DL/I with IMS Version 4 or below data sharing in a single-MVS
environment
- CICS/ESA 4.1 with local DL/I with IMS Version 3 or later and DBCTL with data
sharing (optional)
- CICS Transaction Server for z/OS, Version 3 Release 1 with DBCTL without data sharing.
- CICS/ESA 4.1 with local DL/I with IMS Version 4 or below CICS shared database
- CICS Transaction Server for z/OS, Version 3 Release 1 with DBCTL and BMPs--CICS shared database programs converted
to BMPs.
- CICS/ESA 4.1 with local DL/I with IMS Version 4 or below and data sharing with
batch in a single-MVS environment
- CICS Transaction Server for z/OS, Version 3 Release 1 with DBCTL and BMPs without data sharing--batch programs
converted to BMPs in a single-MVS environment.
- CICS/ESA 4.1 with IMS Version 4 or below, local DL/I--multiple MRO regions --
TORs, AORs, and DORs
- Multiple CICS Transaction Server for z/OS, Version 3 Release 1 systems using DBCTL--DBCTL replaces DORs.
Scenario 1
- CICS/ESA 4.1 with local DL/I and IMS DM/TM version 4 or later data sharing (possibly
in a multi-MVS environment)
- CICS Transaction Server for z/OS, Version 3 Release 1 with IMS TM Version 6 or later with DBCTL in a single-MVS environment.
Scenario 2
- CICS/ESA 4.1 with IMS DM/TM Version 3 or later with LU 6.1 in a single-MVS
environment or multi-MVS
- CICS Transaction Server for z/OS, Version 3 Release 1 with IMS DM/TM Version 6 or later with DBCTL (application program
rewritten) in a single-MVS environment.
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