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Replication: Q-Replication & Availability

Showing 6

Alter QSUB add *EXPRESSION* without DROP/RECREATE

As we know, user can alter QSUB and add current_timestamp / timestamp column without drop/recreate QSUB. But it is NOT possible to add an *EXPRESSION* without drop/recreate QSUB. With this feature, it's much more convenient without annoy drop/recr...

For tables w/ columns that are generated by default, update the internal sequence with the next value for the column

When using Qrep for DR , we have to make the target table which has generated numeric values to be generated by default. That is understood. In a DR scenario, when we fail over from the A to the B side, we have to run a script that gets the max va...

Integrate Qreplication automation with Pacemaker

Pacemaker if can control stop/start/status q-replication , that will be a great help in making sure q-replication is up and running . Currently we have a solution to do similarly in TSA, but with TSA getting deprecated soon we would like to have t...

In SQL replication, do not re-execute signals that have already been executed.

In SQL replication, as in Q Capture, add a reprocess_signals to the parameters of the capture and set the default to N. Do not re-execute a signal that has already been executed if the minimum LSN is less than the last signal LSN at the start of t...

Implement more granularity processing on "CORRELID" to force more parallelism at Q Apply

We have an application with a high criticality and high workload running Q Replication in a bidirectional mode.This application uses CICS transactions, TSO Batch, Java Batch, local zWAS and distributed transactions as well.And because batch jobs c...

In SQL replication, do not re-execute signals that have already been executed.

In SQL replication, as in Q Capture, add a reprocess_signals to the parameters of the capture and set the default to N. Do not re-execute a signal that has already been executed if the minimum LSN is less than the last signal LSN at the start of t...