[英]query sql combine multiple tables
我有一張桌子,如下
如何實現查詢,使其變得如下所示
-------------------------------------------------------------------------------
| name_applicant| siteplan| date | detail |
-------------------------------------------------------------------------------
| aaa | tapak1 | 12-12-2013 | name_of_detail_1 : value_of_detail_1 |
| name_of_detail_2 : value_of_detail_2 |
| name_of_detail_3 : value_of_detail_3 |
| name_of_detail_4 : value_of_detail_4 |
-------------------------------------------------------------------------------
| bbb | tapak2 | 13-12-2013 | name_of_detail_1 : value_of_detail_1 |
| name_of_detail_2 : value_of_detail_2 |
| name_of_detail_3 : value_of_detail_3 |
| name_of_detail_4 : value_of_detail_4 |
-------------------------------------------------------------------------------
非常感謝
我認為這將為您提供一個良好的起點:
SELECT a.name_applicant,
s.plan as siteplan,
b.date,
CONCAT(d.name,' : ',d.value) as detail
FROM applicant a
INNER JOIN book b ON b.idapplicant = a.idapplicant
INNER JOIN siteplan s ON s.idsiteplan = b.idsiteplan
INNER JOIN detail d ON b.idbook = d.idbook
聲明:本站的技術帖子網頁,遵循CC BY-SA 4.0協議,如果您需要轉載,請注明本站網址或者原文地址。任何問題請咨詢:yoyou2525@163.com.