thinkphp 怎样实现 select * form a where ( x or y) and z

[kukiius]

thinkphp 怎样实现 select * form a where ( x or y) and z
现在写出来的是 where x or y and z ,怎么加个括号？

[蜗牛慢慢向上爬]

查手册 ，

[misaka去年夏天]

$where['name']  = array('like', '%thinkphp%');
$where['title']  = array('like','%thinkphp%');
$where['_logic'] = 'or';
$map['_complex'] = $where;
$map['id']  = array('gt',1);

//查询条件则变成：
( id > 1) AND ( ( name like '%thinkphp%') OR ( title like '%thinkphp%') )