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with子句与xml与 cross apply的改写,请教社区各位老师

阿杰升级路 2024/01/20 569 2 已解决

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【DM版本】:8
【操作系统】:win10
【CPU】:
【问题描述】*:
**xml 数据 **

<note><k>JiJClass</k><val>1</val></note><note><k>TXTTechPara</k><val>1</val></note><note><k>InspectRptSrc</k><val>1</val></note><note><k>SpreadCertRptSrc</k><val>1</val></note><note><k>ParaProveFileSrc</k><val>1</val></note><note><k>DetailPara</k><val>1</val></note><note><k>PlateSrc</k><val>1</val></note><note><k>Power</k><val>1</val></note><note><k>ProductPicSrc</k><val>1</val></note><note><k>SpreadCertSrc</k><val>1</val></note><note><k>FQFHZZQDBGInfo</k><val>1</val></note><note><k>ReliableGInfo</k><val>1</val></note>

最终要的效果
image.png

现在的情况

--创建测试表
CREATE TABLE test1(value1 varchar2)
--添加数据
insert into test1(value1)values('<note><k>JiJClass</k><val>1</val></note><note><k>TXTTechPara</k><val>1</val></note><note><k>InspectRptSrc</k><val>1</val></note><note><k>SpreadCertRptSrc</k><val>1</val></note><note><k>ParaProveFileSrc</k><val>1</val></note><note><k>DetailPara</k><val>1</val></note><note><k>PlateSrc</k><val>1</val></note><note><k>Power</k><val>1</val></note><note><k>ProductPicSrc</k><val>1</val></note><note><k>SpreadCertSrc</k><val>1</val></note><note><k>FQFHZZQDBGInfo</k><val>1</val></note><note><k>ReliableGInfo</k><val>1</val></note>');
commit;

DECLARE
	TYPE Info_t IS TABLE OF varchar2;
	info Info_t;
	COLUMN_VALUE1 varchar2;
BEGIN

  select CONVERT(varchar2, XMLAGG(xmltype(value1))) as x BULK COLLECT INTO  info from test1;

  select *   from table(info);
    
  select value1  into COLUMN_VALUE1 from  test1;
    
   SELECT  XMLQUERY((select value1  from  test1), '/note');
   
  SELECT * FROM TABLE(XMLSEQUENCE(EXTRACT(COLUMN_VALUE1,'/note')));
   
END;

社区的各位大佬,帮帮忙啊

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