sql字段里有逗号隔开的数据,怎么取值
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测试数据with table1(id,code) as (select 1,'001' union allselect 2,'001,002' union allselect 3,'001,002,003'),table2(code,name) as(select '001','数学' union allselect '002','体育' union allselect '003','美术') --用charindex和for xml path实现批量替换的功能,适用于sql server 2005及以上版本select table1.id,stuff(( select ','+table2.name from table2 where charindex(','+table2.code+',',','+table1.code+',')>0 order by table2.code for xml path('') ),1,1,'') as name from table1
结果:
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