Pulse » Recent Items from 8/10/2011
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August
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SQL SERVER – Tips from the SQL Joes 2 Pros Development Series – Advanced Aggregates with the Over Clause – Day 11 of 35
Answer simple quiz at the end of the blog post and - Every day one winner from India will get Joes 2 Pros Volume 2. Every day one winner from United States will get Joes 2 Pros Volume 2. Partitioning with the Over Clause (Part 2) Yesterday we learned how ...
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SQL MCM Training – Day 3
Nothing to say about today, Jonathan did really a great job describing Extended Events and Baselining/Benchmarking to us, and his boss – Paul – did a quick really great overview of Resource Governor. I've done a lot in these areas in the past, so that was a more easy one ...
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SQL MCM Training – Day 3
Nothing to say about today, Jonathan did really a great job describing Extended Events and Baselining/Benchmarking to us, and his boss – Paul – did a quick really great overview of Resource Governor. I've done a lot in these areas in the past, so that was a more easy one ...
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SQL Server – Finding currently running queries
You can use sys.dm_exec_requests DMV to list all requests. This view also contains a hash map of the SQL text – sql_handle, which can be passed to DMF sys.dm_exec_sql_text to get the query text: SELECT REQUEST.session_id, REQUEST.start_time, QUERY.text FROM sys.dm_exec_requests REQUEST CROSS APPLY sys.dm_exec_sql_text ...
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T-SQL Tuesday on Wednesday
This month’s T-SQL Tuesday has been moved to Wednesday. The topic this month is “crap code”. This is a great topic to showcase what not to do and see some actual bad code. After all we tend to learn best from our mistakes. However, I’m not going to ...
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SQL Server Login State 16
The sql server error log, starting with sql 2005 +, began giving us some very descriptive reasons for the login failure. This detailed reason was not always returned to the client for security reasons, but the SQL DBA could look in the error log and get more information on the ...
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ACID Properties By Example (And Counterexample) Part Three: Isolation
ACID Properties By (Counter) Example Part Zero: ACID Properties Part One: Atomic Part Two: Consistent Part Three: Isolation Part Four: Durable So the third ACID property of database transactions is I for Isolation. This is the only ACID property that deals with behaviour of a transaction with respect to other ...
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ACID Properties By Example (And Counterexample) Part Three: Isolation
ACID Properties By (Counter) Example Part Zero: ACID Properties Part One: Atomic Part Two: Consistent Part Three: Isolation Part Four: Durable So the third ACID property of database transactions is I for Isolation. This is the only ACID property that deals with behaviour of a transaction with respect to other ...
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