Spark SQL: Apache’s Spark project is for real-time, in-memory, parallelized processing of Hadoop data.Spark SQL builds on top of it to allow SQL queries to be written against data. A better way ...

To help developers and database administrators understand the mechanics of PolyBase and how to write T-SQL queries to access data from heterogeneous sources, Kevin Feasel, proprietor of Catallaxy ...

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 ...

The latest improvements to Microsoft's SQL Operations Studio (MSOS) are now available, marking the data management tool's second update since its public preview debut at November's PASS Summit.

You can use the SQL procedure to create a view that joins the data from these three sources and displays their output. The SAS WHERE or subsetting IF statements would not be appropriate in this case ...

SQL offers a wide range of operations for manipulating data. The Data Manipulation Language (DML) provides commands for retrieving, inserting, updating, and deleting data.

Trino is a highly parallel, open-source distributed SQL query engine designed to perform interactive analytics on large volumes of data. VentureBeat spoke with co-creator Dain Sundstrom about the ...

However, SQL Server 2016 also fully supports the rowset-to-JSON query scenario when you write a regular T-SQL query and then map results to JSON objects via the FOR JSON clause. For more information ...