Oracle 9i windows aix区别

最新推荐文章于 2021-04-09 20:18:34 发布

原创最新推荐文章于 2021-04-09 20:18:34 发布 · 717 阅读

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#oracle #windows #aix #join #null #c

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博客展示了一段Oracle数据库的SQL查询代码，该代码涉及多个表的关联查询，包括子查询和左连接操作，通过筛选条件获取特定区域的数据，并按代码排序。

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select c.code code,c.name name from rpt_region_2005_商贸专业 c where regionid in (select regionid from rpt_region_2005_商贸专业 where areacode in (select code from rpt_region_2005 where HIERACHYCODE like 'root00001%' and regiontype=1) and regionid in (select regionid from rpt_rcmember where collectionid=111)) and c.regionid in( select a.regionid from (select regionid from rpt_region_2005_商贸专业 where regionid in (select regionid from rpt_region_2005_商贸专业 where areacode in (select code from rpt_region_2005 where HIERACHYCODE like 'root00001%' and regiontype=1) and regionid in (select regionid from rpt_rcmember where collectionid=111))) a left join (select a.regionid from rpt_rpt_2005_sm a where a.reportFlag='1' and a.reportTemplateID=1802 and a.year=2005 and a.specialityCode='商贸专业' and a.month=1 and a.regionid in (select regionid from rpt_region_2005_商贸专业 where areacode in (select code from rpt_region_2005 where HIERACHYCODE like 'root00001%' and regiontype=1) and regionid in (select regionid from rpt_rcmember where collectionid=111))) b on a.regionid=b.regionid where b.regionid is null) order by c.code