SQL is neither the fastest nor the most elegant way to talk to databases, but it is the best way we have. Here’s why Today, Structured Query Language is the standard means of manipulating and querying ...

An update to the cardinality estimator feature in SQL Server 2022 will be one of the biggest changes to the database engine since its inception. Database engines like SQL Server are incredibly complex ...

I have taught several classes on the new features of SQL Server 2008, made a Web Seminar and written a Whitepaper on the subject. I have also attended the SQL PASS Summit in Seattle where there were ...

Designing an appropriate set of indexes can be one of the more troubling aspects of developing efficient relational database applications. Perhaps, the most important thing you can do to assure ...

I have a table that logs a record containing a userid, a fileid and a date, one record inserted every time that file is downloaded.<BR><BR>I want to get the top 10 downloads by count for a given date ...

A SQL Server expert gives his take on the absolute, No. 1, very worst thing IT pros can do when it comes to indexing. Consultant, author and Microsoft MVP Denny Cherry travels the world helping ...

Here's a look at different ways to query Hadoop via SQL, some of which are part of the latest edition of MapR's Hadoop distribution SQL: old and busted. Hadoop: new hotness. That’s the conventional ...