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  1. Preface
  2. Part 1: PowerExchange Change Data Capture Introduction
  3. Part 2: CDC Components Configuration and Management
  4. Part 3: CDC Sources Configuration and Management
  5. Part 4: Change Data Extraction
  6. Part 5: Monitoring and Tuning
  7. Appendix A: CDC for z/OS Troubleshooting
  8. Appendix B: DTL__CAPXTIMESTAMP Time Stamps

CAPT_IMAGE Parameter

CAPT_IMAGE Parameter

The type of data image that PowerExchange Condense captures to condense files.
PowerExchange Condense can capture after images only or both before and after images. The capture image type must be consistent with the image type delivered to the target during extraction processing.
CAPT_IMAGE={
AI
|BA}
  • AI
    . After images only.
    If you enter this value, the following limitations apply:
    • You cannot extract before images to the target.
    • You cannot use DTL_BI columns in extraction maps.
    • If you add DTL_CI columns to extraction maps, any insert or delete operations result in Null values in these columns.
  • BA
    . Before and after images.
    Informatica recommends that you specify this value so that you have the flexibility to use either
    AI
    or
    BA
    for the PowerCenter
    Image Type
    connection attribute for extraction processing.
The z/OS Installation Assistant adds the recommended value of BA to the configuration member unless you specify another value. If you do not define this parameter, the default of AI is used.

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