Codeigniter select query with AND and OR condition

Question

I want a Codeigniter select query from a table with three conditions in .

1. wrk_fld_exc = 140
2. wrk_cs_sts = Open
3. wrk_dlvrd_sts = Delivered OR wrk_cl_st         


        

Answer 1

$this->db->where ('attribute',$data['attribute']);
$this->db->or_where ('attribute',$data['attribute']);
$this->db->and_where ('attribute',$data['attribute']);