DDC-2963: [GH-940] Fixed typo & horizontal scrolling

[doctrinebot]

Jira issue originally created by user @doctrinebot:

This issue is created automatically through a Github pull request on behalf of WouterJ:

Url: #940

Message:

The first example was out of sync with the code.

I also updated the 3 code blocks, so the query is fully shown without scrolling.

[doctrinebot]

Comment created by @doctrinebot:

A related Github Pull-Request [GH-940] was closed:
#940

[doctrinebot]

Issue was closed with resolution "Fixed"

[doctrinebot]

Comment created by @Ocramius:

496fa85