Hello to all, I have to design a SQL query on an Oracle 10 DB. I want to do it in an elegant way and avoid, if possible, using sub-queries and in the most portable way possible. Basically it's ...

Writing SQL for performance can also avoid having to respond to an urgent problem with performance in a production environment. To a considerable extent, a person can choose whether they are running ...

Airbnb has open sourced Airpal, the tool it built to help employees get to data they need to use. It's built on Facebook's open source Presto SQL engine.

Here's my problem:I'm trying to execute a fairly simple SQL query in a web app I'm working on. It's for a jewelry store, and it is part of the "Find a diamond" feature.The SQL syntax is something ...

The StarTree query console running a simple SQL query on the sample data. The elapsed time for the query was 64ms, which is not bad considering that no indexes were set up.