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DisclaimerThe posts here are solely my personal views and opinion. Any technical advice or instructions are based on my own personal knowledge and experience, and should only be followed by an expert after a careful analysis or consultation with technical support. Please test any actions before performing them in a critical or nonrecoverable environment. Any actions taken based on my experiences should be done with extreme caution. I am not responsible for any adverse results. I do not represent any vendor or product.
Category Archives: database
I have been working on evaluating different big data solutions for the past few months. If you want to give them a show, here are few of major big data solutions, these links are quick start VM images : Cloudera IBM … Continue reading
The following SQL will tell you how many reads and writes the databases on your sql server instances has serviced : SELECT d.Name AS DatabaseName, COUNT(c.connection_id) AS NumberOfConnections, ISNULL(SUM(c.num_reads), 0) AS NumberOfReads, ISNULL(SUM(c.num_writes), 0) AS NumberOfWrites FROM sys.databases d LEFT … Continue reading
One of my DBAs said while trying to restore differential backup he was getting : Fix : Error : Msg 3117, Level 16, State 4 The log or differential backup cannot be restored because no files are ready to rollforward … Continue reading