Oracle ÅúÁ¿µ¼ÈëSequence
select 'create sequence '||sequence_name||
' minvalue '||min_value||
' maxvalue '||max_value||
' start with '||last_number||
' increment by '||increment_by||
(case when cache_size=0 then ' nocache' else ' cache '||cache_size end) ||';' //Õâ¸öÊÇʵʱµÄSequence
from user_sequences
select d.text,d.name from user_source d where type ='PROCEDURE' ; //²éѯËùÓд洢¹ý³Ì
SELECT DBMS_METADATA.GET_DDL(U.OBJECT_TYPE, u.object_name)
from USER_OBJECTS u
where U.OBJECT_TYPE IN ('TABLE','INDEX','PROCEDURE','sequence');//µÃµ½Ò»¸öÓû§ÏµÄËùÓÐ±í£¬Ë÷Òý£¬´æ´¢¹ý³Ì,sequence .......µÄddl
Ïà¹ØÎĵµ£º
oracle±í¿Õ¼ä²Ù×÷Ïê½â
1
2
3×÷Õߣº À´Ô´£º ¸üÐÂÈÕÆÚ£º2006-01-04
5
6
7½¨Á¢±í¿Õ¼ä
8
9CREATE TABLESPACE data01
10DATAFILE '/ora ......
minusÔËËã
·µ»ØÔÚµÚÒ»¸ö²éѯ½á¹ûÖÐÓëµÚ¶þ¸ö²éѯ½á¹û²»ÏàͬµÄÄDz¿·ÖÐмǼ¡£
ÓÐÄÄЩ¹¤ÖÖÔڲƻᲿÖÐÓУ¬¶øÔÚÏúÊÛ²¿ÖÐûÓУ¿
exp:selectjobfromaccount
minus
selectjobfromsales;
ÓëunionÏà·´ ......
¾ÍÊÇÓÉÆÕͨ×Ö·û£¨ÀýÈç×Ö·ûaµ½z£©ÒÔ¼°ÌØÊâ×Ö·û£¨³ÆÎªÔª×Ö·û£©×é³ÉµÄÎÄ×Öģʽ¡£¸ÃģʽÃèÊöÔÚ²éÕÒÎÄ×ÖÖ÷Ìåʱ´ýÆ¥ÅäµÄÒ»¸ö»ò¶à¸ö×Ö·û´®¡£ÕýÔò±í´ïʽ×÷Ϊһ¸öÄ£°å£¬½«Ä³¸ö×Ö·ûģʽÓëËùËÑË÷µÄ×Ö·û´®½øÐÐÆ¥Åä¡£
±¾ÎÄÏêϸµØÁгöÁËÄÜÔÚÕýÔò±í´ïʽÖÐʹÓã¬ÒÔÆ¥ÅäÎı¾µÄ¸÷ÖÖ×Ö·û¡£µ±ÄãÐèÒª½âÊÍÒ»¸öÏÖÓеÄÕýÔò±í´ïʽʱ£¬¿ÉÒÔ×÷Ϊһ¸ö¿ ......
oracleÊý¾Ý¿â²åÈëÈÕÆÚÐÍÊý¾Ý
ÍùOracleÊý¾Ý¿âÖвåÈëÈÕÆÚÐÍÊý¾Ý£¨to_dateµÄÓ÷¨£©
INSERT INTO FLOOR VALUES ( to_date ( '2007-12-20 18:31:34' , 'YYYY-MM-DD HH24:MI:SS' ) ) ;
²éѯÏÔʾ£º2007-12-20 18:31:34.0
-------------------
INSERT INTO FLOOR VALUES ......
×Ô´ÓѧORACLEÒÔÀ´¾Í´ÓÀ´Ã»Óз¢Éú¹ýʲô¹ÊÕÏ£¬±È½ÏÐÒÔË¡£ÆäʵҲ²»ÄÜËãÐÒÔË£¬ÒòΪÕâÑù¾ÍÉÙÁ˶ÍÁ¶µÄ»ú»áÁË£¬ºÇºÇ£¬Ôõô¾õµÃ×Ô¼ºÓеãÇó۵ÄÇãÏò……
¼´±ãÊÇÔÚѧϰbackup and recovery basicsµÄʱºò£¬Ò²Ö»ÊÇ×ö×ö±¸·ÝµÄʵÑ飬û×ö¹ý»Ö¸´£¬ÒòΪÉí±ßûÓÐÈËÖ¸µ¼£¬Ò²Ã»ÆäËûͬѧÔÚѧORACLE£¬ËùÒÔÅÂÒ»³öÎÊÌâ¿Ï¶¨ºÜÂé·³£¬½â ......