我有一个表 simsu_subs,其中包含字段 user_id 和到期日期。 相同的字段名称 user_id 用于另一个表 mt_links。
我有这个查询完美地工作:
SELECT link_published,
CASE link_published WHEN 1 THEN 'Published' ELSE 'No' END AS 'Published/no',
u.firstname,
u.lastname,
accreditations,
title_descriptor,
phone_number,
display_email,
u.website,
avatar,
logo,
disclaimer,
signature_ie_john_doe,
MAX(IF(lv.cf_id =24, lv.`value`, '')) AS `UploadGraphic`,
MAX(IF(lv.cf_id =36, lv.`value`, '')) AS `Color`,
MAX(IF(lv.cf_id =37, lv.`value`, '')) AS `BodyCopy`,
MAX(IF(lv.cf_id =39, lv.`value`, '')) AS `Salutation`,
l.link_name,
MAX(IF(lv.cf_id =38, lv.`value`, '')) AS `Magazine`,
address,
MAX(IF(lv.cf_id =35, lv.`value`, '')) AS `Address 2`,
city,
state,
postcode FROM cwpc_jsn_users u
INNER JOIN cwpc_mt_links l ON u.`id` = l.`user_id`
INNER JOIN cwpc_mt_cfvalues lv ON l.link_id = lv.link_id
GROUP BY u.firstname, l.link_name
这是我要添加的查询:
SELECT b.expiry_date
FROM cwpc_simsu_subs b
JOIN cwpc_mt_links c
ON b.user_id = c.user_id
我想将 expiry_date 添加到此查询,由 user_id 加入。我试图以比我想数的更多的方式为字段和内部连接起别名。我就是无法让它工作。我在想这条线
INNER JOIN cwpc_mt_links l ON u.
id
= l.user_id
有关系吗?虽然不完全确定。
有人能指出我正确的方向吗?
谢谢
最佳答案
别名 l
已被使用,所以这可能是您的问题。我希望您的 FROM
子句看起来像:
FROM cwpc_jsn_users u
INNER JOIN cwpc_mt_links l ON u.`id` = l.`user_id`
INNER JOIN cwpc_mt_cfvalues lv ON l.link_id = lv.link_id
INNER JOIN cwpc_simsu_subs b ON b.user_id = u.id
关于php - 将表添加到现有查询,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/38964217/