Wide column store databases allow you to manage data that just won’t fit on one computer. This post is one of a series that introduces the fundamentals of NOSQL databases, and their role in Big ...

Columnar data storage can offer significant performance improvements over the way database tables are traditionally stored, but they aren’t always faster. Aleksandr Shavlyuga explores the power ...

One of the most fundamental choices to make when developing an application is whether to use a SQL or NoSQL database to store the data. Conventional databases, meaning relational databases that ...

The performance of the full table scan is critical for the overall performance of column-store database systems such as the SAP HANA database. Compressing the underlying column data format is both ...

DBAs spend a lot of time on tuning application code and SQL statements to boost efficiency and optimize access. But SQL is only one aspect of database systems performance. It is also important for ...

But Vertica is a column store database, so that's just fine. Since data is stored column-wise, rather than row-wise, missing column values don't take up any space.