Date query

$date_query = array(
	'relation' => 'AND',
	array(
		'year'          => 2019,
		'month'         => 1,
		'day'           => 2,
		'compare'       => '>=',
		'column'        => 'post_date',
	),
	array(
		'year'          => 2019,
		'month'         => 1,
		'day'           => 4,
		'compare'       => '<=',
		'column'        => 'post_date',
	),
);