/*
@ jay
@ 09/01/20
@ update重複資料
*/procedure p_upd
(v_table varchar2,
v_column varchar2)as
o_cur1 mytype;
v_num varchar2(20);
sqltxt varchar2(200);
v_var varchar2(1);
begin
/*取單引號*/
select '''' into v_var from dual;
/*查詢有重複的記錄*/
open o_cur1 for 'select '||v_column||'
from
(select '||v_column||',count(*) cnt from '||v_table||' group by name
)where cnt >1';
loop
fetch o_cur1 into v_num;
v_num := v_var||v_num||v_var;
exit when o_cur1%notfound;
sqltxt := 'update '||v_table||' set '||v_column||'='||v_column||'||rownum where '||v_column||' = '||v_num;
execute immediate sqltxt;
end loop;
end;
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