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15问答网 > 我有一个sql能查出多条数据，我只要这多条记录中某个字段的所有值拼起来的值，该如何写？

我有一个sql能查出多条数据，我只要这多条记录中某个字段的所有值拼起来的值，该如何写？

2025-03-26 12:49:58

推荐回答（1个）

回答1：

使用循环拼接起来，以下是oracle数据样例，其他数据库思路一致
declare
v_value varchar2(1024);
begin
for rs in (select XX from XX) loop
v_value:=v_value||rs.XX
end loop;

end;

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