php - Get category term meta from SQL query (WordPress)

Solution:

this should work for you

  global $wpdb;
    $categories = $wpdb->get_results("
        SELECT DISTINCT(terms.term_id) as ID, terms.name, terms.slug, tax.description, termmeta.meta_value as car_status, 
        FROM $wpdb->posts as posts
        LEFT JOIN $wpdb->term_relationships as relationships ON posts.ID = relationships.object_ID
        LEFT JOIN $wpdb->term_taxonomy as tax ON relationships.term_taxonomy_id = tax.term_taxonomy_id
        LEFT JOIN $wpdb->terms as terms ON tax.term_id = terms.term_id
        LEFT JOIN $wpdb->termmeta as termmeta ON terms.term_id = termmeta.term_id AND termmeta.meta_key = 'car_status'
        WHERE 
        posts.post_status = 'publish' AND 
        posts.post_type = 'cars' AND 
        tax.taxonomy = 'cars_category' AND 
        posts.post_author = '$user_id'
        ORDER BY terms.name ASC
    ");

Solution:

    <?php
    global $wpdb;
    $categories = $wpdb->get_results("
        SELECT DISTINCT(terms.term_id) as ID, terms.name, terms.slug, tax.description, termmeta.meta_key as car_status, termmeta.meta_value  
        FROM $wpdb->posts as posts
        LEFT JOIN $wpdb->term_relationships as relationships ON posts.ID = relationships.object_ID
        LEFT JOIN $wpdb->term_taxonomy as tax ON relationships.term_taxonomy_id = tax.term_taxonomy_id
        LEFT JOIN $wpdb->terms as terms ON tax.term_id = terms.term_id
        LEFT JOIN $wpdb->termmeta as termmeta  ON termmeta.term_id = terms.term_id and termmeta.meta_key = 'car_status'
        WHERE 
        posts.post_status = 'publish' AND 
        posts.post_type = 'cars' AND 
        tax.taxonomy = 'cars_category' AND 
        posts.post_author = '$user_id'
        ORDER BY terms.name ASC
    ");

    foreach($categories as $category) : ?>
    <li>
        name: <?php echo $category->name; ?>
        description: <?php echo $category->description; ?>
        status: <?php echo $category->car_status; ?>
    </li>
    <?php endforeach; ?>