3
我在我的笨應用程序的模式運行與活動記錄的查詢時,查詢看起來是這樣的,笨活動記錄和mysql
public function selectAllJobs()
{
$this->db->select('*')
->from('job_listing')
->join('job_listing_has_employer_details', 'job_listing_has_employer_details.employer_details_id = job_listing.id', 'left');
//->join('employer_details', 'employer_details.users_id = job_listing_has_employer_details.employer_details_id');
$query = $this->db->get();
return $query->result_array();
}
這將返回一個數組,看起來像這樣,
[0]=>
array(13) {
["id"]=>
string(1) "1"
["job_titles_id"]=>
string(1) "1"
["location"]=>
string(12) "Huddersfield"
["location_postcode"]=>
string(7) "HD3 4AG"
["basic_salary"]=>
string(19) "£20,000 - £25,000"
["bonus"]=>
string(12) "php, html, j"
["benefits"]=>
string(11) "Compnay Car"
["key_skills"]=>
string(1) "1"
["retrain_position"]=>
string(3) "YES"
["summary"]=>
string(73) "Lorem Ipsum is simply dummy text of the printing and typesetting industry"
["description"]=>
string(73) "Lorem Ipsum is simply dummy text of the printing and typesetting industry"
["job_listing_id"]=>
NULL
["employer_details_id"]=>
NULL
}
}
的job_listing_id和employer_details_id回報爲NULL,但是如果我在phpMyAdmin運行SQL我得到充分的結果集,我在phpMyAdmin運行是查詢,
SELECT *
FROM (
`job_listing`
)
LEFT JOIN `job_listing_has_employer_details` ON `job_listing_has_employer_details`.`employer_details_id`
LIMIT 0 , 30
我有什麼不同的結果嗎?
這很奇怪...你有沒有試過返回$ query-> result(); 而不是$ query-> result_array(),以查看結果的對象版本是否呈現相同的問題? – 2010-06-06 19:46:00