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Replication: Change Data Capture

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CDC support for SQL Server 2017 AlwaysOn clusterless availability groups

We use IBM Data Replication (CDC) to replicate data between SQL Server databases. However, we would like to improve read scale for our applications using SQL Server AlwaysOn clusterless availability groups. However, CDC does not support databases ...
about 7 years ago in Replication: Change Data Capture 0 Not under consideration

Azure SQLMI Target - Support for "redirect" connection type

IBM CDC replication for Azure SQLMI target currently does not support "redirect" connection type. According to Microsoft documentation, redirect connection type is recommended for Azure SQLMI database connection in order to maintain low latency an...
over 3 years ago in Replication: Change Data Capture 1 Is a defect

Allow ability to remove "Capture point for mirroring"

In our environment we have separate subscriptions for "Refresh" vs "Continuous Mirroring". It can be months between refreshes. We do not want to delete the refresh subscriptions as that increases possibility of losing configurations. We also have ...
over 3 years ago in Replication: Change Data Capture 1 Not under consideration

Export and Import Expressions To Management Console

Currently in Management Console if you want to use Expressions created by a co-worker the only way to utilized the Expression is to get the text from your co-worker and key it in. This is also the case when you first start using Management Console...
over 3 years ago in Replication: Change Data Capture 1 Not under consideration

IIDR Mapping Tables to Teradata target when columns are greater than 30 characters

The error message 'Message3037' Exception Text 'null'. is received when attempting to add a table to a subscription when the target table has a column name with the length greater than 30 characters.
over 7 years ago in Replication: Change Data Capture 0 Not under consideration

Oracle account can be dynamic for creating CDC instance and CDC datastore

Problem statement/pain points： Now it needs a persistent static password for the oracle account when create CDC instance and CDC datestore and the password can change, otherwise the CDC instance and CDC datastore will not work if the password cha...
over 3 years ago in Replication: Change Data Capture 4 Not under consideration

Use etc/UTC as the default timezone

Currently CDC uses Atlantic/Reykjavik as the default time zone - because "it is equivalent to UTC all year round." Better would be to use etc/UTC because it is UTC. https://data.iana.org/time-zones/tzdb/etcetera At some time the Icelandic folks mi...
almost 4 years ago in Replication: Change Data Capture 2 Not under consideration

Have CDC automatically ignore views in source database

We are using CDC for DB2 with a rule set to replicate an entire schema from one database to another, both DDL and DML. However we have noted that if the source schema contains views, we need to explicitly exclude them from the rule set: add rule s...
almost 4 years ago in Replication: Change Data Capture 0 Not under consideration

Kafka Refresh with Commit Stream Parameter should check Commit Stream Topic Existence at Beginning

Problem Description: Prerequisite: Kafka Instance Parameter kafka_bookmark_storage_type = COMMITSTREAMTOPIC Kafka topic auto creation is off/deactivated New Subscription with new mappings is created Target Topics are created Issue: Commit Stream T...
almost 4 years ago in Replication: Change Data Capture 2 Not under consideration

Change to memory management algorithm

We use Change Data Capture in several project in our company.We identified a serious problem regarding memory management algorithm. Once a week we have a batch of jobs performing many modifications to replicated tables. This workload is characteri...
almost 8 years ago in Replication: Change Data Capture 1 Not under consideration

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