This metric shows Writelog wait time in ms, per elapsed second. Writelog wait types occur when the log cache is being flushed to disk. If this happens all the time, it may suggest disk bottlenecks where the transaction log is stored.
Part of our job as a data professional often deals with the movement and cleaning of data. However, should we be trying to reduce the work we do? Move the burden to the application? Steve Jones has a few comments.
One of the times that you need things to go right is when you are doing analysis and reporting. This is generally based on time and date. A sure-fire way of getting managers upset is to get the figures horribly wrong by messing up the way that you handle datetime values in SQL Server. In the interests of peace, harmony and a long career in BI, Robert Sheldon outlines some of the worst mistakes you can make when using SQL Server dates.
Chuck Hoffman exposes the mysteries of getting CASE statements to work in dynamic ORDER BY statements.
Microsoft released the preview version of Azure SQL Database V12 in December of 2014. As a database administrator, you might wonder about the schema and security of these new data marts. Microsoft has supplied system stored procedures for the database developer to query the Linked Servers for this type of meta data, as John Miner explains.
The way in which auditing is build into our systems isn't the best way to implement the practice.
In this article we will use VB.NET to connect to our Mining Models.
In this article we will use VB.NET to connect to our Mining Models.
In this article, James Munro demonstrates an example of a simple query without an index and then that same query again with the index. A simple introduction to database indexing.
Steve Jones has some advice for data professionals today. These are a few things that your boss doesn't want to hear, and you probably don't want to say.
It is Friday, the queries are running, and nobody is watching the bill. That...
By Steve Jones
Annabel retired from Redgate Software this week. Across most of my career at Redgate,...
By Tim Radney
As a SQL Server DBA with years of experience tuning production environments, I’ve seen...
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When running bcp on Linux, what is the field terminator?
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