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·½·¨2£º¿ªÊ¼²Ëµ¥--ÔËÐÐ--“ÊäÈë” rman target username/userpwd@Orcl £¬£¨ºìÉ«×ÖÌå±íʾÊý¾Ý¿âʵÀýÃû£©»Ø³µ£¬´ò¿ªµÄrmanÃüÁîÐд°¿Ú£¬ÒѾÁ¬½ÓÉÏÊý¾Ý¿âÁË£¬½ÓÏÂÀ´¾Í¿ÉÒÔÖ±½Ó½øÐвÙ×÷ÁË
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backup as copy database;
//´ËÃüÁî±íʾ¶ÔÊý¾Ý¿â½øÐÐÍêÈ«±¸·Ý£¬Ä¬ÈÏÇé¿öÏÂÊý¾Ý¿â´¦ÔÚ“·Ç¹éµµÄ£Ê½”Ï¡£ÔÚÖ´ÐÐÉÏÃæµÄ
//ÃüÁîʱ£¬»á³öÏÖÏÂÃæµÄ´íÎó“ÎÞ·¨°´ noarchivelog ģʽ±¸·Ý»ò¸´ÖÆÎļþ”£¬Õë¶ÔÕâ¸ö´íÎ󣬿ÉÒÔ°´ÏÂÃæµÄ·½Ê½½â¾ö¡£
¿ªÊ¼²Ëµ¥--ÔËÐÐ--“ÊäÈë” sqlplus / as sysdba£¬»Ø³µ£¬ÒÔ¹ÜÀíÔ±µÄÉí·ÝÁ¬½ÓÊý¾Ý¿â£¬ÒÀ´ÎÖ´ÐÐÒÔÏÂÃüÁ
shutdown immediate //¹Ø±ÕÊý¾Ý¿â
startup mount //Æô¶¯Êý¾Ý¿âµ½“×°ÔØ”״̬
alter database archivelog //ÐÞ¸ÄÊý¾Ý¿âΪ“¹éµµÄ£Ê½”
alter database open //´ò¿ªÊý¾Ý¿â
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backup database;
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ora-19804:ÎÞ·¨»ØÊÕ 52428800 ×Ö½Ú´ÅÅÌ¿Õ¼ä ´Ó<2147483648ÏÞÖÆÖÐ>
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show parameter db_recovery_file_dest_size; //ĬÈÏÊÇ2G
alter system set db_recovery_file_dest_size=4G; //Ôö´ó¿Õ¼äºó£¬±¸·Ý³É¹¦¡£
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backup database format 'd:\oracle\backup\%U.dbf'
plus archivelog format 'd:\oracle\backup\%U.arc';
±¸·ÝѹËõ¹¦ÄÜ
¿ÉÒÔÑ¡ÔñÔÚ±¸·ÝÃüÁîÀïÏÔʾָ¶¨Ñ¹ËõÑ¡Ïî:
BACKUP AS COMPRESSED BACKUPSET DATABASE PLUS ARCHIVELOG;
--½ö¶Ô1,5ÎļþѹËõ±¸·Ý
BACKUP AS COMPRESSED BACKUPSET DATAFILE 1,5;
Ò²¿ÉÒÔÅäÖÃRMANÖ¸¶¨Ñ¹ËõÑ¡Ïî:
CONFIGURE DEVICE TYPE DISK PARALLELISM 1 BACKUP TYPE TO COMPRESSED BACKUPSET;
--±¸·ÝѹËõµ½Ö¸¶¨Â·¾¶
backup as Compressed backupset database format 'd:\oracle\backup\%U.dbf'
plus archivelog for
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1 spool
spool d:\test\table.dat
select * from table_name;
spool off
2 sqlplus user/password@sid @test.sql > table.dat
test.sql
select * from table_name;
exit; ......
¼Ó·¨
select sysdate,add_months(sysdate,12) from dual; --¼Ó1Äê
select sysdate,add_months(sysdate,1) from dual; --¼Ó1ÔÂ
select sysdate,to_char(sysdate+7,'yyyy-mm-dd HH24:MI:SS') from dual; ......
1. ´´½¨±í¿Õ¼äʾÀýÈçÏÂ
CREATE TABLESPACE "SAMPLE"
LOGGING
DATAFILE 'D:\ORACLE\ORADATA\ORA92\LUNTAN.ora' SIZE 5M
REUSE AUTOEXTEND
ON NEXT 51200K MAXSIZE 3900M
EXTENT MANAGEMENT LOCAL SEGMENT SPACE MANAGEMENT AUTO
ÉÏÃæ ......
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user_tab_comments;±í×¢ÊÍ
user_col_comments;±í×Ö¶Î×¢ÊÍ
Ò ......