Du kan använda en kapslad XMLForest(.. as "recordingInfo")
anrop istället för XMLElement("recordingInfo")
:
SELECT XMLAGG(XMLElement("Cue" -- start level 5 tag for cue
,XMLFOREST( rownum as "cueId"
,cc.dn_ccst_status as "cueStatusType"
,decode(cc.dn_ccst_status,'5',cc.cup_code,NULL) as "cueCupType" )
,XMLElement("musicWork" -- start level 6 tag for music title
,XMLFOREST(cc.title as "musicTitle")
,XMLFOREST(
XMLFOREST(cc.source_album_title as "albumTitle"
,cc.product_album_promo_title as "promoTitle"
,cc.label as "label"
,cc.catalogue_no as "catalogNumber"
,cc.isrc as "isrc") as "recordingInfo" -- start level 7 tag for music title
)
) -- end level 6 tag for music title
) -- end level 5 tag cue
)
FROM creation_components cc
WHERE cc.prod_cre_surr_id = 22736214;
Med dummy-data som matchar ditt exempelutdata och en XMLSerialise
omslag för att förfina utdata:
WITH creation_components (prod_cre_surr_id, dn_ccst_status, cup_code, title,
source_album_title, product_album_promo_title, label, catalogue_no, isrc) as
(
SELECT 22736214, 5, 'W', '[email protected]',
null, null, null, null, null from dual
)
SELECT XMLSERIALIZE(Document
XMLAGG(XMLElement("Cue" -- start level 5 tag for cue
,XMLFOREST( rownum as "cueId"
,cc.dn_ccst_status as "cueStatusType"
,decode(cc.dn_ccst_status,'5',cc.cup_code,NULL) as "cueCupType" )
,XMLElement("musicWork" -- start level 6 tag for music title
,XMLFOREST(cc.title as "musicTitle")
,XMLFOREST(
XMLFOREST(cc.source_album_title as "albumTitle"
,cc.product_album_promo_title as "promoTitle"
,cc.label as "label"
,cc.catalogue_no as "catalogNumber"
,cc.isrc as "isrc") as "recordingInfo" -- start level 7 tag for music title
)
) -- end level 6 tag for music title
) -- end level 5 tag cue
)
as CLOB INDENT SIZE = 2
)
FROM creation_components cc
WHERE cc.prod_cre_surr_id = 22736214;
får
XMLSERIALIZE(DOCUMENTXMLAGG(XMLELEMENT("CUE"--STARTLEVEL5TAGFORCUE,XMLFOREST(ROW
--------------------------------------------------------------------------------
<Cue>
<cueId>1</cueId>
<cueStatusType>5</cueStatusType>
<cueCupType>W</cueCupType>
<musicWork>
<musicTitle>[email protected]</musicTitle>
</musicWork>
</Cue>
Med icke-nulldata i de senare kolumnerna:
WITH creation_components (prod_cre_surr_id, dn_ccst_status, cup_code, title,
source_album_title, product_album_promo_title, label, catalogue_no, isrc) as
(
SELECT 22736214, 5, 'W', '[email protected]',
null, null, 'RadioWorks', null, null from dual
)
SELECT XMLSERIALIZE(Document
XMLAGG(XMLElement("Cue" -- start level 5 tag for cue
,XMLFOREST( rownum as "cueId"
,cc.dn_ccst_status as "cueStatusType"
,decode(cc.dn_ccst_status,'5',cc.cup_code,NULL) as "cueCupType" )
,XMLElement("musicWork" -- start level 6 tag for music title
,XMLFOREST(cc.title as "musicTitle")
,XMLFOREST(
XMLFOREST(cc.source_album_title as "albumTitle"
,cc.product_album_promo_title as "promoTitle"
,cc.label as "label"
,cc.catalogue_no as "catalogNumber"
,cc.isrc as "isrc") as "recordingInfo" -- start level 7 tag for music title
)
) -- end level 6 tag for music title
) -- end level 5 tag cue
)
as CLOB INDENT SIZE = 2
)
FROM creation_components cc
WHERE cc.prod_cre_surr_id = 22736214;
den extra taggen visas fortfarande:
XMLSERIALIZE(DOCUMENTXMLAGG(XMLELEMENT("CUE"--STARTLEVEL5TAGFORCUE,XMLFOREST(ROW
--------------------------------------------------------------------------------
<Cue>
<cueId>1</cueId>
<cueStatusType>5</cueStatusType>
<cueCupType>W</cueCupType>
<musicWork>
<musicTitle>[email protected]</musicTitle>
<recordingInfo>
<label>RadioWorks</label>
</recordingInfo>
</musicWork>
</Cue>