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Replication: Change Data Capture

Showing 351

CDC enhance for Active-Active

ICBC customer want CDC to enhance the Active-Active capability like Qrep, which can support to read and capture the replicated Oracle database log using like PPRC or truecopy disk copy technology , so CDC can capture the change from the local copi...
almost 6 years ago in Replication: Change Data Capture 0 Not under consideration

Handle the suspended state the engine goes into, when Db2 RRSAF connectivity is not available at start up.

Scenario: Upon startup of the Change Data Capture for Db2 z/OS engine, if it encounters Db2 RRSAF connectivity is not yet available, the engine goes into a suspended state. It does not drive any retries nor does it shut down. It remains in the sus...
over 1 year ago in Replication: Change Data Capture 1 Planned for future release

Provide Management Console monitor and operator functions access to all subscriptions

This is related to the CDC Db2 z/OS engine. Allow users of Management Console who are designated with monitor or operator functions to access all subscriptions without requiring select access to the source tables within the subscriptions. The curr...
almost 3 years ago in Replication: Change Data Capture 1 Future consideration

CDC shouldn't require a cleanup of staging store and transaction queues to refresh a table already in scope

On a shared scrape instance, we noticed that if we need to refresh a table (or add one to replication scope), with rule based replication the start of the subscription (for refresh) will fail if there's an open transaction on the table. From the m...
over 7 years ago in Replication: Change Data Capture 1 Not under consideration

Support filtering on columns with encoding

Filtering in subscription does not work if target encoding is involved. We need this feature to be able to filtering on the source system to reduce the replicated data volumn. Otherwise many records have to be processed by IIDR to the target syste...
over 1 year ago in Replication: Change Data Capture 1 Future consideration

Classic CDC to enable keep alive messages on the CDO connection

If there is no data changes to flow to the target , Classic CDC will leave the CDO connection idle. Something in the network path appears to be ending these connections such that when they are used after a period of inactivity z/OS Communications ...
about 6 years ago in Replication: Change Data Capture 2 Not under consideration

Unit of Work - KCOP Commit operations

Source is --> ZOS Target is --> Linux Kafka using Confluent Bank of America is the client and they want our kafka message to be like their sample message below that client mocked up for the transactional commit : { 'Key {"CONT_ID": " 0739126...
over 4 years ago in Replication: Change Data Capture 2 Planned for future release

Support of Differential Refresh on DB2 for IBM i

To support differential refresh on DB2 for IBM i. Truncating tables on IBM i is very difficult given the locking mechanism and locking requirements the TRUNCATE or CLRPFM has on that platform. This makes Differential refresh a great alternative to...
about 6 years ago in Replication: Change Data Capture 0 Not under consideration

Build a feature in CDC to skip reading any non-DML redo log entries on Oracle.

Hi, We encountered a situation where CDC took 10+ hrs to catch up to the log entries generated by Oracle while it was resolving Global Secondary Index entries after Drop Partition execution on a very large table. Golden Gate replication on the oth...
over 1 year ago in Replication: Change Data Capture 1 Future consideration

Adding Clone tables to Refresh Replication Method in CDC for DB2 for z/OS as Native Engine

We understand Clone tables are not supported in CDC for DB2 for z/OS as Native Engine. Our question, it should at least support the mapping of the Clone tables for refresh method as in the case of CDC for DB2 for z/OS as a Remote source. Our earli...
about 3 years ago in Replication: Change Data Capture 0 Not under consideration

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