In this two-part series, I'll tell you about some improvements Microsoft is making in SQL Server 2022 to improve cardinality estimates and deal with another common query optimization concern ...

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 ...

SQL is a convenient way to manage and query your data, but badly written queries can tie up your database. Here are seven common SQL traps and how to avoid them. Database developers have it tough.