upgrade_430

WordPress Version: 4.5

/**
 * Executes changes made in WordPress 4.3.0.
 *
 * @ignore
 * @since 4.3.0
 *
 * @global int  $wp_current_db_version Current version.
 * @global wpdb $wpdb                  WordPress database abstraction object.
 */
function upgrade_430()
{
    global $wp_current_db_version, $wpdb;
    if ($wp_current_db_version < 32364) {
        upgrade_430_fix_comments();
    }
    // Shared terms are split in a separate process.
    if ($wp_current_db_version < 32814) {
        update_option('finished_splitting_shared_terms', 0);
        wp_schedule_single_event(time() + 1 * MINUTE_IN_SECONDS, 'wp_split_shared_term_batch');
    }
    if ($wp_current_db_version < 33055 && 'utf8mb4' === $wpdb->charset) {
        if (is_multisite()) {
            $tables = $wpdb->tables('blog');
        } else {
            $tables = $wpdb->tables('all');
            if (!wp_should_upgrade_global_tables()) {
                $global_tables = $wpdb->tables('global');
                $tables = array_diff_assoc($tables, $global_tables);
            }
        }
        foreach ($tables as $table) {
            maybe_convert_table_to_utf8mb4($table);
        }
    }
}