I'm profiling my rails 3.2 app with miniprofiler, and it shows me a

```
SELECT 1

```

query at the beginning of each page load or ajax call. It only takes 0.4ms, but it is still a seemingly unnecessary database query.

Anyone know why this query is happening or how to get rid of it?

![enter image description here](https://i.stack.imgur.com/ecHKk.png)