--游标遍历某个字段 (打印出来)
declare
res_sql varchar2(2000);
cursor cur is
select f_dcname from W_EC_PLACESTATION_COLLECT t
where f_collectdate >= TRUNC(TO_DATE('2018-09-01','yyyy-MM-dd'),'month') AND f_collectdate < TO_DATE('2018-09-30','yyyy-MM-dd')+1
group by f_dcname;
begin
for i in cur loop
res_sql :=i.f_dcname;
dbms_output.put_line(res_sql);
end loop;
end;
oracle sql 游标的简单用法(tip:sql中两个单引号表示一个单引号)
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转载自www.cnblogs.com/rdchen/p/9922684.html
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