WordPress at a glance
filter is not described

posts_join_paged filter-hook . WP 1.5.0

Filters the JOIN clause of the query.

Specifically for manipulating paging queries.

Usage

add_filter( 'posts_join_paged', 'filter_function_name_8384', 10, 2 );
function filter_function_name_8384( $join, $this ){
	// filter...

	return $join;
}
$join(string)
The JOIN clause of the query.
$this(WP_Query)
The WP_Query instance (passed by reference).

Where the hook is called

WP_Query::get_posts()
wp-includes/class-wp-query.php 2529
$join = apply_filters_ref_array( 'posts_join_paged', array( $join, &$this ) );

Where the hook is used (in WP core)

Does not used.