"wp-query" ambiguously refers to one of two things. 1) WP_Query is a class native to WordPress which allows users to query the posts database using a number of criteria. 2) $wp_query is the global variable that holds the main query object prepared by WordPress based on a given request.
There is no tag wiki for this tag … yet!
Tag wikis help introduce newcomers to the tag. They contain an overview of the topic defined by the tag, along with guidelines on its usage.
All registered users may propose new tag wikis.
(Note that if you have less than 20000 reputation, your tag wiki will be peer reviewed before it is published.)
