Php MySQL Case语句双结果
你好! 我正在处理我的项目,需要指出时间是否存在、休假、假期。如果员工在场,我会计算从进到出的时间。如果请假和休假是应付的,那么应付的总时间就是他们的工作日程Php MySQL Case语句双结果,php,mysql,Php,Mysql,你好! 我正在处理我的项目,需要指出时间是否存在、休假、假期。如果员工在场,我会计算从进到出的时间。如果请假和休假是应付的,那么应付的总时间就是他们的工作日程 Select `leave`.emp_id, leave_request.date, CASE WHEN leave.status_id = 4 AND leave_request.with_pay = 1 THEN
Select `leave`.emp_id,
leave_request.date,
CASE WHEN leave.status_id = 4 AND leave_request.with_pay = 1 THEN
(
SELECT TIMESTAMPDIFF(HOUR, w_s.time_in, w_s.time_out)
FROM working_schedule w_s
JOIN employee_working_schedule ews ON w_s.id = ews.working_schedule_id
WHERE ews.employee_id = '01-0001'
)
WHEN leave.status_id = 4 AND leave_request.with_pay = 0 THEN '0'
END AS status
FROM `leave`
JOIN leave_request On `leave`.id = leave_request.`leave_id`
JOIN employee_logs AS e_l ON leave.emp_id = e_l.employee_id
WHERE `leave`.emp_id = '01-0001'
UNION
SELECT e.employee_code AS id,
CAST(e_l.time_in As date) day,
CASE WHEN e_l.time_in IS NOT NULL THEN TIMESTAMPDIFF(HOUR, e_l.time_in, e_l.time_out)
FROM employee e
LEFT JOIN employee_logs e_l ON e.employee_code = e_l.employee_id
LEFT JOIN employee_company e_c ON e.employee_code = e_c.employee_id
LEFT JOIN company c ON e_c.company_id = c.id
JOIN employee_working_schedule ews On e.employee_code = ews.employee_id
JOIN working_schedule w_s On ews.working_schedule_id = w_s.id
WHERE e.employee_code = '01-0001'
AND e_l.time_in BETWEEN '2017-09-01' AND '2017-09-28'
UNION
SELECT '01-0001',
CASE WHEN holiday.date BETWEEN '2017-09-01' AND '2017-09-28' THEN
(SELECT holiday.date) END AS date,
CASE WHEN holiday.date BETWEEN '2017-09-01' AND '2017-09-28' THEN
(
SELECT TIMESTAMPDIFF(HOUR, w_s.time_in, w_s.time_out)
FROM working_schedule w_s
JOIN employee_working_schedule ews ON w_s.id = ews.working_schedule_id
WHERE ews.employee_id = '01-0001'
)
END AS status
FROM holiday
因此,这里是否可以添加另一个结果。例如(如果e_l.time_in不为空,则TimeStamp Diff(小时、e_l.time_in、e_l.time_out)以小时数结束),然后显示
以状态结束
如果我理解正确,您希望为状态的select语句添加另一列。 也许你需要做的就是这样
SELECT `leave`.emp_id,
leave_request.date,
CASE
WHEN leave.status_id = 4 AND leave_request.with_pay = 1 THEN (
SELECT TIMESTAMPDIFF(HOUR, w_s.time_in, w_s.time_out)
FROM working_schedule w_s
JOIN employee_working_schedule ews
ON w_s.id = ews.working_schedule_id
WHERE ews.employee_id = '01-0001'
)
WHEN leave.status_id = 4 AND leave_request.with_pay = 0 THEN '0'
END AS hours_count,
CASE
WHEN leave.status_id = 4 AND leave_request.with_pay = 1 THEN 'Paid'
WHEN leave.status_id = 4 AND leave_request.with_pay = 0 THEN 'Unpaid'
END + ' Leave' AS Status
FROM `leave`
JOIN leave_request
ON `leave`.id = leave_request.`leave_id`
JOIN employee_logs AS e_l
ON leave.emp_id = e_l.employee_id
WHERE `leave`.emp_id = '01-0001'
UNION
SELECT e.employee_code AS id,
CAST(e_l.time_in AS DATE) AS Date,
CASE
WHEN e_l.time_in IS NOT NULL THEN TIMESTAMPDIFF(HOUR, e_l.time_in, e_l.time_out)
END AS hours_count,
'Present' AS Status
FROM employee e
LEFT JOIN employee_logs e_l
ON e.employee_code = e_l.employee_id
LEFT JOIN employee_company e_c
ON e.employee_code = e_c.employee_id
LEFT JOIN company c
ON e_c.company_id = c.id
JOIN employee_working_schedule ews
ON e.employee_code = ews.employee_id
JOIN working_schedule w_s
ON ews.working_schedule_id = w_s.id
WHERE e.employee_code = '01-0001'
AND e_l.time_in BETWEEN '2017-09-01' AND '2017-09-28'
UNION
SELECT '01-0001',
CASE
WHEN holiday.date BETWEEN '2017-09-01' AND '2017-09-28' THEN (
SELECT holiday.date
)
END AS DATE,
CASE
WHEN holiday.date BETWEEN '2017-09-01' AND '2017-09-28' THEN (
SELECT TIMESTAMPDIFF(HOUR, w_s.time_in, w_s.time_out)
FROM working_schedule w_s
JOIN employee_working_schedule ews
ON w_s.id = ews.working_schedule_id
WHERE ews.employee_id = '01-0001'
)
END AS hours_count,
'Holiday' AS Status
FROM holiday
只需在小时数列旁边添加另一列即可。
希望有此帮助。如果我理解正确,您希望为select状态语句添加另一列。 也许你需要做的就是这样
SELECT `leave`.emp_id,
leave_request.date,
CASE
WHEN leave.status_id = 4 AND leave_request.with_pay = 1 THEN (
SELECT TIMESTAMPDIFF(HOUR, w_s.time_in, w_s.time_out)
FROM working_schedule w_s
JOIN employee_working_schedule ews
ON w_s.id = ews.working_schedule_id
WHERE ews.employee_id = '01-0001'
)
WHEN leave.status_id = 4 AND leave_request.with_pay = 0 THEN '0'
END AS hours_count,
CASE
WHEN leave.status_id = 4 AND leave_request.with_pay = 1 THEN 'Paid'
WHEN leave.status_id = 4 AND leave_request.with_pay = 0 THEN 'Unpaid'
END + ' Leave' AS Status
FROM `leave`
JOIN leave_request
ON `leave`.id = leave_request.`leave_id`
JOIN employee_logs AS e_l
ON leave.emp_id = e_l.employee_id
WHERE `leave`.emp_id = '01-0001'
UNION
SELECT e.employee_code AS id,
CAST(e_l.time_in AS DATE) AS Date,
CASE
WHEN e_l.time_in IS NOT NULL THEN TIMESTAMPDIFF(HOUR, e_l.time_in, e_l.time_out)
END AS hours_count,
'Present' AS Status
FROM employee e
LEFT JOIN employee_logs e_l
ON e.employee_code = e_l.employee_id
LEFT JOIN employee_company e_c
ON e.employee_code = e_c.employee_id
LEFT JOIN company c
ON e_c.company_id = c.id
JOIN employee_working_schedule ews
ON e.employee_code = ews.employee_id
JOIN working_schedule w_s
ON ews.working_schedule_id = w_s.id
WHERE e.employee_code = '01-0001'
AND e_l.time_in BETWEEN '2017-09-01' AND '2017-09-28'
UNION
SELECT '01-0001',
CASE
WHEN holiday.date BETWEEN '2017-09-01' AND '2017-09-28' THEN (
SELECT holiday.date
)
END AS DATE,
CASE
WHEN holiday.date BETWEEN '2017-09-01' AND '2017-09-28' THEN (
SELECT TIMESTAMPDIFF(HOUR, w_s.time_in, w_s.time_out)
FROM working_schedule w_s
JOIN employee_working_schedule ews
ON w_s.id = ews.working_schedule_id
WHERE ews.employee_id = '01-0001'
)
END AS hours_count,
'Holiday' AS Status
FROM holiday
只需在小时数列旁边添加另一列即可。
希望这有帮助。为什么不为每个select语句添加另一列,例如,第二个select语句将
'Present'添加为Status
那么,如果statement@vikitheoororado不为每个select语句添加另一列,例如,第二个select语句将“当前”添加为状态,因此可以在case statement@VikiTheoloradoHi@viki中添加另一列,谢谢您的回复。对我这样的初学者来说,你的帮助很大。祝你一天愉快:)嗨@viki谢谢你的回复。对我这样的初学者来说,你的帮助很大。祝你愉快:))