The Search Bar widget is essentially a Squirro Search box, with the exception that it's aimed at refining the current dashboard query, rather than fully controlling it.
Any query put into the widget will be combined with the current dashboard selection using an AND operator.
Features available only with Global Search
QA widget
Similar Searches
Hybrid Seach
Concept searchThis page can now be found at Search Bar Widget on the Squirro Docs site.