The Connect CDC (SQData) VSAM Log Capture utilizes the VSAM LOGREPLICATE function to support both CICS and batch VSAM.
| Description | VSAM LOGREPLICATE |
| Data Capture Latency | Near-Real-Time or Asynchronous |
| Capture Method | VSAM LOGREPLICATE function |
| Unit-of-Work Integrity | Transaction |
| Output Datastore Options | CDCzLog Publisher |
| Auto-Disable Feature | No |
| Auto-Commit Feature | No |
| Multi-Target Assignment | Yes |
| Include/Exclude Filters | Program, Transaction |
| Transaction Include/Exclude | Yes |
A different method of VSAM capture utilizing the CICS XFCREQC File Control Exit was required for CICS version 5.1 and older. IBM ended support for CICS 5.1 in July of 2019 and Precisely no longer supports that capture agent.
Note: IAM a popular transparent third party alternative to VSAM is also supported by the VSAM Log Capture.
The following sections provide a detail level Reference to installation, configuration and operation of the Connect CDC SQData Capture Agents for VSAM:
- VSAM log capture
- VSAM straight replication
- VSAM active/active replication