knex查询未使用express.js给出预期结果



这是我的knex原始sql查询。

knex.raw("select group_concat(details_odishagovtjobdetails.more_info) as more_info,
scrap_odishagovtjobs.start_date,scrap_odishagovtjobs.last_date,scrap_odishagovtjobs.post_name,
scrap_odishagovtjobs.education,scrap_odishagovtjobs.requirement_board,scrap_odishagovtjobs.type 
from scrap_odishagovtjobs inner join details_odishagovtjobdetails
on scrap_odishagovtjobs.join_id=details_odishagovtjobdetails.join_id
where scrap_odishagovtjobs.type=2 group by scrap_odishagovtjobs.post_name
")

knex方式:

let columns = [
'scrap_odishagovtjobs.last_date',
'scrap_odishagovtjobs.start_date',
'scrap_odishagovtjobs.post_name',
'scrap_odishagovtjobs.education',
'scrap_odishagovtjobs.requirement_board',
'scrap_odishagovtjobs.type',
'scrap_odishagovtjobs.join_id',
'details_odishagovtjobdetails.more_info'
];
db.select((db.raw('group_concat(details_odishagovtjobdetails.more_info) as details')),columns).from('scrap_odishagovtjobs').
innerJoin('details_odishagovtjobdetails', 'scrap_odishagovtjobs.join_id', 'details_odishagovtjobdetails.join_id')
.where('scrap_odishagovtjobs.type', 2).groupBy('scrap_odishagovtjobs.post_name')

响应:

{
"0": "24-11-2018",
"1": "12/10/2018",
"2": "Assistant Professor  – 107 Posts",
"3": "M.Ch, MD/ MS, M.Sc, DM",
"4": "OPSC",
"5": 2,
"6": 193457,
"7": "{'Link': 'http://opsconline.gov.in/', 'Title': ' Apply Online'}",
"details": "{'Link': 'http://opsconline.gov.in/', 'Title': ' Apply Online'},{'Link': 'http://www.opsc.gov.in/Admin/ContAttach/101819.pdf', 'Title': 'Notification '},{'Link': 'http://www.opsc.gov.in/', 'Title': ' Official Website'}"
}

在这里,我用express.js以knex的方式编写上面的查询,但我得到的是每列的序列号,而不是实际列名。

请查看我的代码。

您可以尝试更改

.select((db.raw('group_concat(details_odishagovtjobdetails.more_info) as details')),columns)

.select((db.raw('group_concat(details_odishagovtjobdetails.more_info) as details')), ...columns)

不传递单个值和一个数组以选择.select(string, array)

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