PHP MYSQL查询合并并添加两个相等的结果
有人请帮我解决我的sql查询我已经花了两天的时间 下面给出了一个MYSQL查询PHP MYSQL查询合并并添加两个相等的结果,php,mysql,Php,Mysql,有人请帮我解决我的sql查询我已经花了两天的时间 下面给出了一个MYSQL查询 (SELECT c.cl_list as cl_list, c.name as name, pc.value as value, count( pc.value) as total FROM projs p LEFT JOIN classify_proj_new pc ON p.proj_id = pc.proj_id_fk LEFT JOIN classify_list c
(SELECT
c.cl_list as cl_list,
c.name as name,
pc.value as value,
count( pc.value) as total
FROM
projs p
LEFT JOIN classify_proj_new pc
ON p.proj_id = pc.proj_id_fk
LEFT JOIN classify_list c
ON c.cl_list = pc.class_id_fk
WHERE
MATCH ( p.title ) AGAINST ( 'jerm' IN BOOLEAN MODE )
GROUP BY
c.cl_list,
pc.value)
UNION ALL
(SELECT
c.cl_list as cl_list,
c.name as name,
pc.value as value,
count( pc.value) as total
FROM
jerm p
LEFT JOIN classify_jerm_new pc
ON p.jerm_id = pc.jerm_id_fk
LEFT JOIN classify_list c
ON c.cl_list = pc.class_id_fk
WHERE
MATCH ( p.jermname ) AGAINST ( 'jerm' IN BOOLEAN MODE )
GROUP BY
c.cl_list,
pc.value)
其结果如下所示:
但我正试图得到一个结果,它可以将重复值的总数相加,避免重复值……类似这样的事情(如下所示):
有人请帮帮我,我很难过我的输出
非常感谢您的光临…请尝试下面的代码。它将显示唯一的记录并避免重复
GROUP BY c.name
试试下面的代码。它将显示唯一的记录并避免重复
GROUP BY c.name
group
名称和值的结果
(SELECT c.cl_list as cl_list, c.name as name, pc.value as value, count( pc.value) as total
FROM projs p
LEFT JOIN classify_proj_new pc ON p.proj_id = pc.proj_id_fk
LEFT JOIN classify_list c ON c.cl_list = pc.class_id_fk
WHERE MATCH ( p.title ) AGAINST ( 'jerm' IN BOOLEAN MODE )
GROUP BY c.name, pc.value)
UNION ALL
(SELECT c.cl_list as cl_list, c.name as name, pc.value as value, count( pc.value) as total
FROM jerm p
LEFT JOIN classify_jerm_new pc ON p.jerm_id = pc.jerm_id_fk
LEFT JOIN classify_list c ON c.cl_list = pc.class_id_fk
WHERE MATCH ( p.jermname ) AGAINST ( 'jerm' IN BOOLEAN MODE )
GROUP BY c.name, pc.value)
group
名称和值的结果
(SELECT c.cl_list as cl_list, c.name as name, pc.value as value, count( pc.value) as total
FROM projs p
LEFT JOIN classify_proj_new pc ON p.proj_id = pc.proj_id_fk
LEFT JOIN classify_list c ON c.cl_list = pc.class_id_fk
WHERE MATCH ( p.title ) AGAINST ( 'jerm' IN BOOLEAN MODE )
GROUP BY c.name, pc.value)
UNION ALL
(SELECT c.cl_list as cl_list, c.name as name, pc.value as value, count( pc.value) as total
FROM jerm p
LEFT JOIN classify_jerm_new pc ON p.jerm_id = pc.jerm_id_fk
LEFT JOIN classify_list c ON c.cl_list = pc.class_id_fk
WHERE MATCH ( p.jermname ) AGAINST ( 'jerm' IN BOOLEAN MODE )
GROUP BY c.name, pc.value)
从查询和分组列表中选择名称和值:
SELECT
cl_list,
name,
value,
sum(total) as total
FROM (
-- your current query here ...
) data
GROUP BY
cl_list,
name,
value
从查询和分组列表中选择名称和值:
SELECT
cl_list,
name,
value,
sum(total) as total
FROM (
-- your current query here ...
) data
GROUP BY
cl_list,
name,
value
group
name和value的结果,而不是cl_列表和value,@AkamOmer我用那种方式尝试了,但仍然得到了相同的结果。该怎么办。thank@SuhelMeman伙计,我以另一种方式得到了相同的结果..任何其他主题…而不是检查下面的查询,我在回答部分group
发布了关于名称和值的结果,我没有使用cl_列表和值,@AkamOmer,而是用这种方式尝试了,但仍然得到了相同的结果。thank@SuhelMeman伙计,我用另一种方式得到了同样的结果。任何其他的主题…都可以在下面的查询中找到,我在答案中贴了出来section@hasan:在这个案例中只需要按姓名分组:)哇,感谢上帝。。。halo mate你救了我一天谢谢你太完美了。。。。你是genius@AkamOmer由于MySQL不在模式下时允许不明确的分组查询,因此为true。我选择了“安全使用”并坚持SQL标准:)它就像视图一样(从视图中选择)将是一个诀窍also@hasan:在这个案例中只需要按姓名分组:)哇,感谢上帝。。。halo mate你救了我一天谢谢你太完美了。。。。你是genius@AkamOmer由于MySQL不在模式下时允许不明确的分组查询,因此为true。我选择了“安全使用”并坚持SQL标准:)它就像视图一样(从视图中选择)也是一个技巧