SQL - 具体的 DATEADD 要求
SQL - Specific DATEADD Requirement
我有三个 DM_EVENT.event_code
:
'DRL'
'CMP'
'WOV'
我需要使用日期参数 select 最新的所需报告日期(在此示例中:'4/28/15'
)以提取截至该日期的 SUM(DM_DAILYCOST.cost_per_item)
。 'CMP'
和 'WOV'
可以使用日期 selected。
但是,对于代码 'DRL'
,我需要为 DATEADD(d,-1,'4/28/15')
提取 SUM(DM_DAILYCOST.cost_per_item)
。
我想我让它变得比需要的更难,但我对解决方案感到困惑。非常感谢任何见解!
SELECT cd_well.completion_well_id,
cd_well.spud_date,
cd_well.well_common_name,
dm_afe.afe_no,
dm_dailycost.activity_code,
dm_dailycost.activity_subcode,
dm_dailycost.cost_code,
Sum(dm_dailycost.cost_per_item) AS Expr1,
dm_dailycost.cost_subcode,
dm_event.date_ops_end,
dm_event.event_code
FROM dm_dailycost
INNER JOIN dm_afe
ON dm_dailycost.afe_id = dm_afe.afe_id
INNER JOIN dm_afe_event_link
ON dm_afe.afe_id = dm_afe_event_link.afe_id
INNER JOIN dm_event
ON dm_afe_event_link.well_id = dm_event.well_id
AND dm_afe_event_link.event_id = dm_event.event_id
AND dm_dailycost.well_id = dm_event.well_id
AND dm_dailycost.event_id = dm_event.event_id
INNER JOIN cd_well
ON dm_event.well_id = cd_well.well_id
INNER JOIN cd_site
ON cd_well.site_id = cd_site.site_id
INNER JOIN dm_report_journal
ON dm_dailycost.afe_id = dm_report_journal.afe_id
WHERE ( dm_report_journal.date_report BETWEEN '4/1/15' AND '4/28/15' )
OR ( dm_report_journal.date_report IS NULL )
GROUP BY dm_dailycost.activity_subcode,
dm_dailycost.cost_code,
dm_event.date_ops_end,
cd_well.spud_date,
cd_well.completion_well_id,
dm_event.event_code,
dm_afe.afe_no,
dm_dailycost.cost_subcode,
dm_dailycost.activity_code,
cd_well.well_common_name,
dm_report_journal.date_report
HAVING ( Sum(dm_dailycost.cost_per_item) IS NOT NULL )
您所需要的只是 WHERE
语句中的正确条件。您应该 select 仅 'CMP'
和 'WOV'
日期 '4/28/15'
的事件和 'DRL'
日期 DATEADD(d,-1,'4/28/15')
:
的事件
SELECT
...,
SUM(dm_dailycost.cost_per_item) as Expr1,
...
FROM ...
INNER JOIN ...
...
WHERE
dm_event.event_code in ('CMP', 'WOV')
AND dm_report_journal.date_report = '4/28/15'
OR
dm_event.event_code = 'DRL'
AND dm_report_journal.date_report = DATEADD(d,-1,'4/28/15')
GROUP BY ...
并从查询中删除您的 HAVING 语句。
我有三个 DM_EVENT.event_code
:
'DRL'
'CMP'
'WOV'
我需要使用日期参数 select 最新的所需报告日期(在此示例中:'4/28/15'
)以提取截至该日期的 SUM(DM_DAILYCOST.cost_per_item)
。 'CMP'
和 'WOV'
可以使用日期 selected。
但是,对于代码 'DRL'
,我需要为 DATEADD(d,-1,'4/28/15')
提取 SUM(DM_DAILYCOST.cost_per_item)
。
我想我让它变得比需要的更难,但我对解决方案感到困惑。非常感谢任何见解!
SELECT cd_well.completion_well_id,
cd_well.spud_date,
cd_well.well_common_name,
dm_afe.afe_no,
dm_dailycost.activity_code,
dm_dailycost.activity_subcode,
dm_dailycost.cost_code,
Sum(dm_dailycost.cost_per_item) AS Expr1,
dm_dailycost.cost_subcode,
dm_event.date_ops_end,
dm_event.event_code
FROM dm_dailycost
INNER JOIN dm_afe
ON dm_dailycost.afe_id = dm_afe.afe_id
INNER JOIN dm_afe_event_link
ON dm_afe.afe_id = dm_afe_event_link.afe_id
INNER JOIN dm_event
ON dm_afe_event_link.well_id = dm_event.well_id
AND dm_afe_event_link.event_id = dm_event.event_id
AND dm_dailycost.well_id = dm_event.well_id
AND dm_dailycost.event_id = dm_event.event_id
INNER JOIN cd_well
ON dm_event.well_id = cd_well.well_id
INNER JOIN cd_site
ON cd_well.site_id = cd_site.site_id
INNER JOIN dm_report_journal
ON dm_dailycost.afe_id = dm_report_journal.afe_id
WHERE ( dm_report_journal.date_report BETWEEN '4/1/15' AND '4/28/15' )
OR ( dm_report_journal.date_report IS NULL )
GROUP BY dm_dailycost.activity_subcode,
dm_dailycost.cost_code,
dm_event.date_ops_end,
cd_well.spud_date,
cd_well.completion_well_id,
dm_event.event_code,
dm_afe.afe_no,
dm_dailycost.cost_subcode,
dm_dailycost.activity_code,
cd_well.well_common_name,
dm_report_journal.date_report
HAVING ( Sum(dm_dailycost.cost_per_item) IS NOT NULL )
您所需要的只是 WHERE
语句中的正确条件。您应该 select 仅 'CMP'
和 'WOV'
日期 '4/28/15'
的事件和 'DRL'
日期 DATEADD(d,-1,'4/28/15')
:
SELECT
...,
SUM(dm_dailycost.cost_per_item) as Expr1,
...
FROM ...
INNER JOIN ...
...
WHERE
dm_event.event_code in ('CMP', 'WOV')
AND dm_report_journal.date_report = '4/28/15'
OR
dm_event.event_code = 'DRL'
AND dm_report_journal.date_report = DATEADD(d,-1,'4/28/15')
GROUP BY ...
并从查询中删除您的 HAVING 语句。