首先,感谢您花时间阅读这篇文章,我对MSSQL的大多数版本都相当熟悉,但对Oracle和PL SQL的了解却不多。
我的问题和问题是:我在MSSQK2k12中有一个SSRS报告,它在Oracle11xdb上调用存储的proc。在where子句中传递了几个参数,我需要在where子句中再添加一个param (一个简单的Y/N),它将为where子句添加额外的过滤器,在报告提示下有效地说‘您想看到所有的部件吗?(Y/N)。'Y’回答将使proc几乎完全打开,包括没有库存的部件,手头上的部件,但是已经售出了,部件不再活跃。一个'N‘响应将通过过滤器,需要可用的库存,有效的当前零件类,等等。我已经尝试了一个看似不错的解决方案,但没有任何效果。我问过一位同事(他很精通PLSQL),他的建议,他由此产生的“解码”添加没有任何作用。我想寻求不需要几个月学习的建议/帮助,因为我只有几天的时间来完成。请注意,原来的SP不是我的作品,我继承的前任会做/不能完成。附附的存储过程(擦洗)
CREATE OR REPLACE PROCEDURE ORACLE_PROD.RPT_LIKE_PARTS_TEST (
p_Pos1 IN varchar2
, p_Description IN varchar2
, p_StartPos IN varchar2
, p_StartPosValue IN varchar2
, p_ViewAll IN varchar2 --ADDED to allow filtered return for data
, p_recordset OUT SYS_REFCURSOR)
AS
BEGIN
OPEN p_recordset FOR
SELECT T1.ITEM
, T1.REVISION
, T1.DESCRIPTION
, T2.CCN
, T2.DELETED
, T2.OBSOLETED
, T2.FINGOOD
, T2.ABC
, T3.MAS_LOC
, T3.LOCATION
, (T3.OH_QTY - T3.COM_QTY) - T3.RESV_QTY as Avail_QTY
, T1.USER_NUM1
, case when T2.HALT<>' ' then 'Y' else NULL end as Halt
, T4.DESCRIPTION as T4_Description
, det.OH_QTY as Det_OH_QTY
, det.COM_QTY as Det_COM_QTY
, DECODE(det.INSP_STAT,'3','Passed Inpection' ,DECODE det.INSP_STAT,'1','Waiting Inspection' ,' ')) as Inspect_Descr
, T3.RESV_QTY
from ITEM T1
LEFT OUTER JOIN ITEM_CCN T2
ON T1.ITEM=T2.ITEM
and T1.REVISION=T2.REVISION
LEFT OUTER JOIN ITEM_LOC T3
on T2.CCN=T3.CCN
and T2.ITEM=T3.ITEM
and T2.REVISION=T3.REVISION
LEFT OUTER JOIN HALT T4
on T2.HALT=T4.HALT
and T2.CCN=T4.CCN
LEFT OUTER JOIN ITEM_DET det
on T3.CCN=det.CCN
and T3.ITEM=det.ITEM
and T3.REVISION=det.REVISION
and T3.MAS_LOC=det.MAS_LOC
and T3.LOCATION=det.LOCATION
where T2.OBSOLETED is null
--** all commented parts are attempted adds
--&&&and CASE (p_ViewAll)
--&&& when 'N'
--&&& THEN --T2.HALT = DECODE(T2.HALT,'DSGN', 'XXX',' ','XXX',T2.HALT)
-- and
--&&& (T2.HALT != 'DSGN' and (((T3.OH_QTY - T3.COM_QTY) - T3.RESV_QTY))> 0
--and T2.HALT <> 'DSGN' and T3.mas_loc <>'99' and T3.mas_loc <>' '
--&&&WHEN 'Y'
--&&& THEN
and T2.HALT <>'DSGN'
--&&&ELSE NULL-- or T3.mas_loc <> '')
--&&&END
--**
/*and T2.HALT = decode(p_ViewAll,'Y',
DECODE(T2.HALT,'DSGN', T2.HALT),
DECODE(T2.HALT,'DSGN', T2.HALT)
--DECODE(T2.HALT,'DSGN', 'XXX',' ','XXX',T2.HALT),
--DECODE(T2.HALT,'DSGN', 'XXX', T2.HALT)
)
and (p_ViewAll != 'Y' or T3.mas_loc not in ('99',' '))*/
--**
AND UPPER(TRIM(T1.ITEM)) LIKE (CASE WHEN LENGTH(TRIM(p_pos1)) > 0 THEN UPPER(TRIM(p_pos1) || '%') ELSE UPPER(TRIM(T1.ITEM))END)
AND UPPER(T1.DESCRIPTION) LIKE (CASE WHEN LENGTH(p_Description) > 0 THEN UPPER(('%' || p_Description || '%')) ELSE UPPER(UPPER(T1.DESCRIPTION))END)
AND
(CASE WHEN TO_NUMBER(NVL(TRIM(p_StartPos),'0')) > 0 THEN SUBSTR(TRIM(T1.ITEM),TO_NUMBER(TRIM(p_StartPos)),NVL(LENGTH(UPPER(TRIM(p_StartPosValue))),'0'))
ELSE 'False'
END)
=
(CASE WHEN TO_NUMBER(NVL(TRIM(p_StartPos),'0')) > 0 THEN NVL(UPPER(TRIM(p_StartPosValue)),'')
ELSE 'False'
END)
ORDER BY T1.ITEM
, T1.revision desc
;
END RPT_LIKE_PARTS_TEST;
/发布于 2016-07-05 17:49:30
你必须使用UNION而不是解码。在UNION的一边,您必须使用外部联接处理参数Y,而其他参数将像您已经编码的那样。
或者您需要使用PLSQL的if / can,因为用户只能将其中一个作为参数传递。
老实说,这个问题并不是甲骨文特有的,仅仅是SQL。
发布于 2016-07-05 17:52:34
因此,对于union或union解决方案,可能如下所示
/* Formatted on 7/5/2016 1:50:34 PM (QP5 v5.256.13226.35510) */
SELECT T1.ITEM,
T1.REVISION,
T1.DESCRIPTION,
T2.CCN,
T2.DELETED,
T2.OBSOLETED,
T2.FINGOOD,
T2.ABC,
T3.MAS_LOC,
T3.LOCATION,
(T3.OH_QTY - T3.COM_QTY) - T3.RESV_QTY AS Avail_QTY,
T1.USER_NUM1,
CASE WHEN T2.HALT <> ' ' THEN 'Y' ELSE NULL END AS Halt,
T4.DESCRIPTION AS T4_Description,
det.OH_QTY AS Det_OH_QTY,
det.COM_QTY AS Det_COM_QTY,
DECODE (det.INSP_STAT, '3', 'Passed Inpection', DECODE det.INSP_STAT,'1','Waiting Inspection' ,' ')) as Inspect_Descr
, T3.RESV_QTY
from ITEM T1
LEFT OUTER JOIN ITEM_CCN T2
ON T1.ITEM=T2.ITEM
and T1.REVISION=T2.REVISION
LEFT OUTER JOIN ITEM_LOC T3
on T2.CCN=T3.CCN
and T2.ITEM=T3.ITEM
and T2.REVISION=T3.REVISION
LEFT OUTER JOIN HALT T4
on T2.HALT=T4.HALT
and T2.CCN=T4.CCN
LEFT OUTER JOIN ITEM_DET det
on T3.CCN=det.CCN
and T3.ITEM=det.ITEM
and T3.REVISION=det.REVISION
and T3.MAS_LOC=det.MAS_LOC
and T3.LOCATION=det.LOCATION
where T2.OBSOLETED is null and p_ViewAll = 'Y'
UNION ALL
SELECT T1.ITEM
, T1.REVISION
, T1.DESCRIPTION
, T2.CCN
, T2.DELETED
, T2.OBSOLETED
, T2.FINGOOD
, T2.ABC
, T3.MAS_LOC
, T3.LOCATION
, (T3.OH_QTY - T3.COM_QTY) - T3.RESV_QTY as Avail_QTY
, T1.USER_NUM1
, case when T2.HALT<>' ' then 'Y' else NULL end as Halt
, T4.DESCRIPTION as T4_Description
, det.OH_QTY as Det_OH_QTY
, det.COM_QTY as Det_COM_QTY
, DECODE(det.INSP_STAT,'3','Passed Inpection' ,DECODE det.INSP_STAT,'1','Waiting Inspection' ,' ')) as Inspect_Descr
, T3.RESV_QTY
from ITEM T1
LEFT OUTER JOIN ITEM_CCN T2
ON T1.ITEM=T2.ITEM
and T1.REVISION=T2.REVISION
LEFT OUTER JOIN ITEM_LOC T3
on T2.CCN=T3.CCN
and T2.ITEM=T3.ITEM
and T2.REVISION=T3.REVISION
LEFT OUTER JOIN HALT T4
on T2.HALT=T4.HALT
and T2.CCN=T4.CCN
LEFT OUTER JOIN ITEM_DET det
on T3.CCN=det.CCN
and T3.ITEM=det.ITEM
and T3.REVISION=det.REVISION
and T3.MAS_LOC=det.MAS_LOC
and T3.LOCATION=det.LOCATION
where T2.OBSOLETED is null and p_ViewAll = 'N'
and myfilterstuff = 'whatever'https://stackoverflow.com/questions/38209437
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