A canonical tag (aka "rel canonical") is a way of telling search engines that a specific URL represents the master copy of a page. This is done by setting the canonical tag in the head section of the page, as below.
Canonicals are used for a variety of reasons, such as choosing the preferred domain, http vs https preference, and consolidation of ranking "juice" for a given piece of content. Good canonicals can also help improve SEO. For more information, read how Google handles canonical tags and why the SEO community considers them important.
Canonicals are very important to the way Sajari works and one of the biggest reasons for crawling failing to index content correctly. They are a very strong signal and we generally won't index a URL if it has a canonical pointing elsewhere; we will instead try to index the canonical URL. The biggest mistakes we see with canonicals are:
You can tell if you have some of these issues using our content debug tool. You should either a) fix these issues or b) remove canonical tags from your pages altogether. Removing all canonicals is much better than setting them incorrectly.
When you generate an interface via console for a Site Search collection, we return title, description, URL, and image(optional) in the search results. In some instances, you might want to hide title, description, or URL.
Our default interface uses URL field for click-tracking, and it must be returned in response, otherwise, the click-tracking won’t function. Hence, if you try to remove URL field, it will return an error:
To hide ‘title’ or the ‘description’ field from the search interface: