Features over time

An excellent snapshot of how PostgreSQL has changed over versions features-wise is available at http://www.postgresql.org/about/featurematrix/. Applying filters in Versions 8.0, 9.0, and 9.4 gives us a good idea about how quickly features are getting added to the database.

Interesting features in 9.4

Each version of PostgreSQL adds many features grouped into different categories (such as performance, backend, data types, and so on). We will look at a few features that are more likely to be of interest (because they help us improve performance or they make maintenance and configuration easy).

Keeping the buffer ready

As we saw earlier, reads from disk have a significant overhead compared to those from memory. There are quite a few ...

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