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本篇內(nèi)容主要講解“sqlserver怎么合并列數(shù)據(jù)”,感興趣的朋友不妨來(lái)看看。本文介紹的方法操作簡(jiǎn)單快捷,實(shí)用性強(qiáng)。下面就讓小編來(lái)帶大家學(xué)習(xí)“sqlserver怎么合并列數(shù)據(jù)”吧!
sql server 遞歸查詢樹型結(jié)構(gòu)某節(jié)點(diǎn)的所有上級(jí)節(jié)點(diǎn),并且把這些所有上級(jí)節(jié)點(diǎn)多行拼接為一行,即合并列數(shù)據(jù)
with eps_root(pk_eps, pk_parent, eps_code, eps_name) as ( SELECT pk_eps, pk_parent, eps_code, eps_name FROM pm_eps where enablestate = 2 and pk_eps = '1001A11000000003P62E' union all SELECT e.pk_eps, e.pk_parent, e.eps_code, e.eps_name FROM pm_eps e inner join eps_root r on e.pk_eps = r.pk_parent where e.enablestate = 2 ) select distinct eps_code = stuff((select '/' + convert(nvarchar(500), eps_code) from (select distinct eps_code from eps_root) r1 for xml path('')), 1, 1, ''), --此次需要使用eps_code排序,不然中文的會(huì)錯(cuò)亂順序 eps_name = stuff((select '/' + eps_name from (select top 99.99 PERCENT eps_name from eps_root order by eps_code) r2 for xml path('')), 1, 1, '') from eps_root
執(zhí)行sql,如下圖效果:
到此,相信大家對(duì)“sqlserver怎么合并列數(shù)據(jù)”有了更深的了解,不妨來(lái)實(shí)際操作一番吧!這里是億速云網(wǎng)站,更多相關(guān)內(nèi)容可以進(jìn)入相關(guān)頻道進(jìn)行查詢,關(guān)注我們,繼續(xù)學(xué)習(xí)!
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