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create or replace
type persontype as object
(
id int,
name varchar(20),
member function getId return int,
member procedure setId(pid int),
member function getName return varchar,
member procedure setName(pname varchar)
)not final
ʵÏÖ¶ÔÏó³ÉÔ±·½·¨
create or replace type body persontype as
function getId return int as
begin
return id;
end getId;
procedure setId(pid int) as
begin
id := pid;
end setId;
function getName return varchar as
begin
return name;
end getName;
procedure setName(pname varchar) as
begin
name := pname;
end setName
²âÊÔ¶ÔÏó
declare
p personType;
begin
p:=personType(1,'pf');
--Ö±½Ó·ÃÎʶÔÏó³ÉÔ±±äÁ¿
dbms_output.put_line(p.id||'|'||p.name);
--ʹÓ÷½·¨·ÃÎʳÉÔ±±äÁ¿ ÍƼö
dbms_output.put_line(p.getId()||'|'||p.getName());
--ʹÓÃset·½·¨¸ü¸Ä¶ÔÏó³ÉÔ±±äÁ¿Öµ
p.setId(2);
p.setName('lmj');
dbms_output.put_line(p.getId()||'|'||p.getName());
end;
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1|pf
1|pf
2|lmj
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DECLARE
i INT;
BEGIN
i := 0;
WHILE(i < 100000)
LOOP
i := i + 1;
INSERT INTO TEST_TABLE(ID, XM) VALUES(i, 'ÐÕÃû' || i);
END LOOP;
COMMIT;
END; ......
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select * from (select rownum,name from table where rownum <=endIndex )
where rownum > startIndex
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DB2·ÖÒ³²éѯ
SELECT * ......
=================================================================================
Oracle RAC ²úÆ·¸ÅÊö
Oracle Real Application Server£¬ÕæÕýÓ¦Óü¯Èº£¬¼ò³ÆOracle RAC £¬ÊÇOracleµÄ²¢Ðм¯Èº£¬Î»ÓÚ²»Í¬·þÎñÆ÷ϵͳµÄOracleʵÀýͬʱ·ÃÎÊͬһ¸öOracleÊý¾Ý¿â£¬½ÚµãÖ®¼äͨ¹ý˽ÓÐÍøÂç½øÐÐͨÐÅ£¬ËùÓеĿØÖÆÎļþ¡¢Áª»úÈÕÖ ......
--²é³öËùÓб»ËøסµÄ±í
select b.owner TABLEOWNER, b.object_name TABLENAME, c.OSUSER LOCKBY, c.USERNAME LOGINID, c.sid SID, c.SERIAL# SERIAL
from v$locked_object a,dba_objects b, v$session c
where b.object_id = a.object_id AND a.SESSION_ID =c.sid;
--ͨ¹ýSID, SERIAL½âËø
--alter system kill sessio ......