WP_Tax_Query::get_sql_clauses() protected WP 4.1.0
Generate SQL clauses to be appended to a main query.
Called by the public WP_Tax_Query::get_sql(), this method is abstracted out to maintain parity with the other Query classes.
{} It's a method of the class: WP_Tax_Query{}
No Hooks.
Return
Array
. Array containing JOIN and WHERE SQL clauses to append to the main query.
Usage
// protected - for code of main (parent) or child class $result = $this->get_sql_clauses();
Changelog
Since 4.1.0 | Introduced. |
Code of WP_Tax_Query::get_sql_clauses() WP Tax Query::get sql clauses WP 5.7
protected function get_sql_clauses() {
/*
* $queries are passed by reference to get_sql_for_query() for recursion.
* To keep $this->queries unaltered, pass a copy.
*/
$queries = $this->queries;
$sql = $this->get_sql_for_query( $queries );
if ( ! empty( $sql['where'] ) ) {
$sql['where'] = ' AND ' . $sql['where'];
}
return $sql;
}