Author Archives: Vidhya Sagar - Page 3

Change Data Capture

What is Change Data Capture?

CDC is acronym for Change Data Capture. This is one of the new feature added from SQL Server 2008. CDC helps us to provide information about DML changes on a table and a database. It provides these information’s in relational format. In previous versions of SQL Server we use triggers, timestamp columns etc., to capture the DML changes to the table which is resource expensive techniques, so to overcome this MS added this new feature.

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SQL Server 2008 SP2 Released

Microsoft is pleased to announce the availability of SQL Server 2008 Service Pack 2. Both the Service Pack and Feature Pack updates are now ready for download on the Microsoft Download Center. Service Pack 2 for SQL Server 2008 includes new compatibility features with SQL Server 2008 R2, product improvements based on requests from the SQL Server community, and hotfix solutions provided in SQL Server 2008 SP1 Cumulative Update 1 to 8.

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Download \ Export RDL files from Report Server

Few days back I was working with one of my colleague with reporting service. I don’t have much exposure to RS however it’s a simple task, he asked me to download a RDL file from the report server, we are using RS2005 and couldn’t find download or export button which is supposed to be in different name. In this article we are just going to see how to download or export the RDL from your reporting server.

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Does Extension matter for Creating a database?

We have 3 types of file extensions in SQL Server. MDF, NDF and LDF each one representing Primary, Secondary and Log file respectively. Do you think these extensions are need to be given to the respective files? If your answer is yes then you are wrong. You can give any extension as you like or else you can even interchange these 3 extensions to primary, secondary and log file. Extension plays a important role for us to understand which file is what where as when you attach the db, SQL (by pointing the primary file) knows where the log file and the additional files for the db, it will attach the database without any errors. This is because SQL will check the primary file (which you have pointed) and if it’s in right format then it will start reading the header page to fetch additional details about other files and attach the database. Read more »

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SQL Server 2008 R2 New Features

On April 22nd 2010 SQL Server 2008 R2 is released to production. I tried to get the list of new features added to R2 however I couldn’t find all the new features in a single thread so I’m writing this article to populate the list of new features added to SQL Server 2008 R2. There are many new features added to DBA and BI however I feel we have more features for BI.

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