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Use LEFT JOIN and COALESCE for station country

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phl0 2023-04-28 14:30:24 +02:00
父节点 2a9ab4b0ab
当前提交 515fe68f6b
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GPG 密钥 ID: 48EA1E640798CA9A
共有 1 个文件被更改，包括 2 次插入 和 1 次删除
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application/models/Logbook_model.php
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@ -1296,10 +1296,11 @@ class Logbook_model extends CI_Model {
function get_qso($id) {
$this->db->select($this->config->item('table_name').'.*, station_profile.*, dxcc_entities.*, dxcc_entities_2.name as station_country, dxcc_entities_2.end as station_end');
$this->db->select($this->config->item('table_name').'.*, station_profile.*, dxcc_entities.*, coalesce(dxcc_entities_2.name, "None") as station_country, dxcc_entities_2.end as station_end');
$this->db->from($this->config->item('table_name'));
$this->db->join('dxcc_entities', $this->config->item('table_name').'.col_dxcc = dxcc_entities.adif', 'left');
$this->db->join('station_profile', 'station_profile.station_id = '.$this->config->item('table_name').'.station_id', 'left');
$this->db->join('dxcc_entities as dxcc_entities_2', 'station_profile.station_dxcc = dxcc_entities_2.adif');
$this->db->join('dxcc_entities as dxcc_entities_2', 'station_profile.station_dxcc = dxcc_entities_2.adif', 'left outer');
$this->db->where('COL_PRIMARY_KEY', $id);
return $this->db->get();