方法1:
declare
TYPE seqnoType IS TABLE OF err_usage_gprs.sequence_no%TYPE;
seqnos seqnoType;
BEGIN
SELECT sequence_no BULK COLLECT INTO seqnos FROM err_usage_gprs WHERE sequence_no <= 1000;
FORALL i in seqnos.FIRST ..seqnos.LAST
update err_usage_gprs t set t.company_code=2 where sequence_no=seqnos(i);
END;
普通方法:
begin
FOR i IN 1..1001 loop
update err_usage_gprs t set t.company_code=1 where sequence_no=i;
end loop;
end;
declare
TYPE seqnoType IS TABLE OF err_usage_gprs.sequence_no%TYPE;
seqnos seqnoType;
BEGIN
SELECT sequence_no BULK COLLECT INTO seqnos FROM err_usage_gprs WHERE sequence_no <= 1000;
FORALL i in seqnos.FIRST ..seqnos.LAST
update err_usage_gprs t set t.company_code=2 where sequence_no=seqnos(i);
END;
普通方法:
begin
FOR i IN 1..1001 loop
update err_usage_gprs t set t.company_code=1 where sequence_no=i;
end loop;
end;