Given a meta query, generates SQL clauses to be appended to a main query.

• WP_Meta_Query

$meta_query array Required

A meta query.

$type string Required

Type of meta.

$primary_table string Required

Primary database table name.

$primary_id_column string Required

Primary ID column name.

$context object Optional

The main query object

Default: null

string[]|false Array containing JOIN and WHERE SQL clauses to append to the main query, or false if no table exists for the requested meta type.

• joinstring
  SQL fragment to append to the main JOIN clause.
• wherestring
  SQL fragment to append to the main WHERE clause.

File: wp-includes/meta.php. View all references

function get_meta_sql( $meta_query, $type, $primary_table, $primary_id_column, $context = null ) {
	$meta_query_obj = new WP_Meta_Query( $meta_query );
	return $meta_query_obj->get_sql( $type, $primary_table, $primary_id_column, $context );
}