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Oracle 把某一个字段合并到一起

Oracle 把某一个字段合并到一起

 

column1 column2 column3

id_1   name_1     lable_1

id_1   name_1     lable_2

 

变为

column1 column2 column3

id_1   name_1     lable_1,lable_2

 

-- SQL

-- select code,name,wmsys.wm_concat(baname) from tab group by code,name;

select column1,column2,wmsys.wm_concat(column3)

from tab

group by column1,column2;



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