This article contains instructions to upgrade your Data Quality Services (DQS) installation from SQL Server Code-Named “Denali CTP3 to SQL Server 2012 Release Candidate 0 (RC0).
You must export the existing knowledge bases using Data Quality Client if you want to preserve and use them later. For instructions about exporting existing knowledge bases in DQS, see Export a Knowledge Base to a .dqs File.
To upgrade the Data Quality Server component in DQS:
NOTE: You must run the dqsinstaller.exe file with the –instance parameter. Otherwise, an error will occur.
To upgrade Data Quality Client and the Data Cleansing component in Integration Services, you must uninstall the CTP3 version, and install the RC0 version using the SQL Server 2012 RC0 Setup.
To upgrade the Master Data Services Add-in for Excel, you must uninstall the CTP3 version, and install the RC0 version using the SQL Server Setup. Download the Master Data Services Add-in for Excel for the SQL Server 2012 RC0 release from here.
You must import knowledge bases using Data Quality Client that you exported earlier before upgrading DQS. For instructions about importing knowledge bases in DQS, see Import a Knowledge Base from a .dqs File.