oracle, stored procedure, cursor
CREATE OR REPLACE PROCEDURE kevin_proc(x varchar) IS
a VARCHAR(20);
b VARCHAR(20);
CURSOR mycur(rn NUMBER) IS SELECT * from t_kevin_test WHERE ROWNUM<rn;
BEGIN
OPEN mycur(10);
LOOP FETCH mycur INTO a,b;
EXIT WHEN mycur%NOTFOUND;
Dbms_Output.put_line('a: '||a);
Dbms_Output.put_line('b: '||b);
END LOOP;
CLOSE mycur;
begin
dbms_output.put_line (x);
end;
END;
Ïà¹ØÎĵµ£º
×î½ü·¢ÏÖÒ»¸ö±È½ÏÓÐÒâ˼µÄÎÊÌ⣺
µ±ÎÒÃÇÔÚÖ´ÐÐÒ»Ìõ²éѯÓï¾äʱ£¬Èç¹ûÌõ¼þν´ÊÖк¬Óк¯Êý£¬Èç abs(age)<10£¬´Ëʱ£¬Í¨¹ý²éѯ¼Æ»®¿´µ½µÄ½á¹û¼¯µÄ»ùÊýÖµÓëʵ¼ÊµÄÖµÏà²îºÜ´ó¡£µ±ÎÒÃǸıä²éѯÌõ¼þʱ£¬Èçabs(age)<20£¬ÕâʱµÄ»ùÊýÖµ²»»á¸Ä±ä£¬ºÍabs(age)<10µÃµ½µÄ»ùÊýÖµÒ»Ñù¡£
µ«ÏÖÔÚ»¹Ã»ÕÒµ½ÎÊÌâµÄÔÒò£¬searching... ......
°ÑÊý¾Ý´ÓÒ»¸ö±í¸´ÖƵ½ÁíÒ»¸ö±í£¬²åÈëÐÂÊý¾Ý»òÌæ»»µôÀÏÊý¾ÝÊÇÿһ¸öORACLE DBA¶¼»á¾³£Åöµ½µÄÎÊÌâ¡£ÔÚORACLE9iÒÔǰµÄÄê´ú£¬ÎÒÃÇÒªÏȲéÕÒÊÇ·ñ´æÔÚÀÏÊý¾Ý£¬Èç¹ûÓÐÓÃUPDATEÌæ»»£¬·ñÔòÓÃINSERTÓï¾ä²åÈ룬Æä¼äÉÙ²»ÁË»¹ÓÐһЩ±ê¼Ç±äÁ¿µÈµÈ£¬·±ËöµÄºÜ¡£ÏÖÔÚORACLE9iרΪÕâÖÖÇé¿öÌṩÁËMERGEÓï¾ä£¬Ê¹ÕâÒ»¹¤×÷±äµÃÒì³£ÇáËÉ£¬
MERGEÓï ......
SolarisÉÏOracle×Ô¶¯Æô¶¯ÉèÖÃ
===========================================================
×÷Õß: tianying(http://tianying.itpub.net)
·¢±íÓÚ: 2005.04.03 21:51
·ÖÀà: ³õʼ·ÖÀà
³ö´¦: http://tianying.itpub.net/post/2852/24823
---------------------------------------------------------------
¸ÕÔ ......
²é¿´»ØÊÕÕ¾Öбí
select object_name,original_name,partition_name,type,ts_name,createtime,droptime from recyclebin;
»Ö¸´±í
SQL
>flashback table test_drop to before drop;»ò
SQL
>flashback table "BIN$b+XkkO1RS5K10uKo9BfmuA==$0" to befor ......
ͨ¹ý select * from table whereid=16701 for update Ëø×¡Ò»Õűí
ͨ¹ýÒÔÏÂÓï¾ä¿É²éѯ³ö±»Ëø×¡µÄ¶ÔÏó
SELECT OBJECT_ID,
SESSION_ID,
SERIAL#,
ORACLE_USERNAME,
&nb ......