Here is a quick list of CDC Best Practices. Search “CDC” tags for other BLOG posting on designing, supporting and troubleshooting CDC. These recommendation come from various sources including the MSDN CDC White Paper, a recommended read for anyone interesting in tuning CDC performance. Recommendation: Try to avoid scenarios where a row needs to be
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The Microsoft Knowledge Base contains the following article for setting up a SQL 2000 Subscriber using Backup/Restore. Once the subscriber is restored sp_scriptpublicationcustomprocs is executed to create the subscriber Replication SPs. 320499 How to manually synchronize replication subscriptions by using backup or restore http://support.microsoft.com/default.aspx?scid=kb;EN-US;320499 These steps should be modified for SQL 2005/2008 which automatically creates
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Below are cause and recommendation for the SQL Replication LogReader error “The specified LSN (…) for repldone log scan occurs before the current start of replication in the log (…).’. When the LogReader starts, it verifies the Last Distributed transaction (last transaction in msrepl_transactions) still exists in the transaction log. This confirms the Published database
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Problem Customer observes high latency in SQL Server 2005 Merge replication. In sysprocesses you see that Merge agents are being blocked by another Merge agent & the blocker Merge agent SPID is sleeping with “AWAITING COMMAND”. Root Cause If you take output of “select open_transaction_count from sys.dm_exec_requests where session_id = <blocker SPID>” & find that
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Here are some thoughts on using Transactional (or Peer-2-Peer) Replication Subscriber to support both REPORTING and DISATER RECOVERY. Normally “subscriber” target server would have different set of non-clustered indexes to support REPORTING capabilities. The Publisher’s indexes, check-constraints, triggers, etc, would only be added when Publisher goes down and the Subscriber comes online as the new
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