在<>时过滤null

原生sql：

WHERE (`name` = 'aaa') AND WHERE(`is_deleted` <> 1OR `is_deleted` IS NULL )

thinkphp5.1链式调用

Db::table('table')->where($where)->where(function ($query) {$query->whereOr([['is_deleted', '<>', 1]])->whereOr('is_deleted', 'null');})->select();