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ps--ÏÔʾ½ø³Ì¡¡grep--ËÑË÷ÎļþÖеÄijÖÖÎı¾Ä£Ê½¡¡mailx--¶ÁÈ¡»òÕß·¢ËÍmail¡¡cat--Á¬½ÓÎļþ»òÕßÏÔʾËüÃÇ¡¡cut--Ñ¡ÔñÏÔʾµÄÁС¡awk--ģʽƥÅäÓïÑÔ¡¡df--ÏÔʾʣÓàµÄ´ÅÅÌ¿Õ¼ä
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$ ps -ef | grep smon
oracle 21832 1 0 Feb 24 ? 19:05 ora_smon_oradb1
oracle 898 1 0 Feb 15 ? 0:00 ora_smon_oradb2
dliu 25199 19038 0 10:48:57 pts/6 0:00 grep smon
oracle 27798 1 0 05:43:54 ? 0:00 ora_smon_oradb3
oracle 28781 1 0 Mar 03 ? 0:01 ora_smon_oradb4¡¢ÏÔʾ·þÎñÆ÷ÉϵĿÉÓüàÌýÆ÷£º

$ ps -ef | grep listener | grep -v grep
£¨ÒëÕß×¢£ºgrepÃüÁîÓ¦¸Ã¼ÓÉÏ-i²ÎÊý£¬¼´grep -i listener£¬
¸Ã²ÎÊýµÄ×÷ÓÃÊǺöÂÔ´óСд£¬ÒòΪÓÐЩʱºòlistenerÊÇ´óдµÄ£¬Õâʱ¾Í»á¿´²»µ½½á¹û£©
oracle 23879 1 0 Feb 24 ? 33:36 /8.1.7/bin/tnslsnr listener_db1 -inherit
oracle 27939 1 0 05:44:02 ? 0:00 /8.1.7/bin/tnslsnr listener_db2 -inherit
oracle 23536 1 0 Feb 12 ? 4:19 /8.1.7/bin/tnslsnr listener_db3 -inherit
oracle 28891 1 0 Mar 03 ? 0:01 /8.1.7/bin/tnslsnr listener_db4 -inherit²é¿´Oracle´æµµÄ¿Â¼µÄÎļþϵͳʹÓÃÇé¿ö

$ df -k | grep oraarch
/dev/vx/dsk/proddg/oraarch 71123968 4754872 65850768 7% /u09/oraarchͳ¼Æalter.logÎļþÖеÄÐÐÊý£º

$ cat alert.log | wc -l
2984
Áгöalert.logÎļþÖеÄÈ«²¿Oracle´íÎóÐÅÏ¢£º

$ grep ORA- alert.log
ORA-00600: internal error code, arguments: [kcrrrfswda.1], [], [], [], [], []
ORA-00600: internal error code, arguments: [1881], [25860496], [25857716], []
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extent--×îС¿Õ¼ä·ÖÅ䵥λ --tablespace management
block --×îСi/oµ¥Î»      --segment    management
create tablespace james
datafile '/export/home/oracle/oradata/james.dbf'
size 100M ¡¡¡¡¡¡¡¡¡¡¡¡--³õʼµÄÎļþ´óС¡¡
autoextend On¡¡¡¡¡¡¡¡ --×Ô¶¯Ôö³¤
next 10M¡ ......

΢Èí£º×ö×Ô¼ºµÄǨÒƹ¤¾ß£¬ÈÃOracleÈ¥×ż±°É£¡

   ¿ªÔ´¿çƽ̨±à³ÌÓïÑÔJava¼ÓÉÏ¿ªÔ´Êý¾Ý¿âMySQL£¡×ÔSunÊÕ¹ºMySQL¿ªÊ¼£¬±¾ÒÔΪSun½«´óÕ¹ºêͼ¡£È»SunȴûÓаÑÎÕ»ú»á£¬·´¶øûÓнûµÃס½ðÈÚΣ»úµÄ³å»÷¡£ÂäµÃ¸öÃæÁÙÊÕ¹ºµÄ¾ÖÃæ¡£»òÐíMySQLÖ®¸¸Richard StallmanÒ²¾ø¶ÔûÓÐÏëµ½£¬ÈÃSunÊÕ¹ºMySQL£¬È´ÊÇ°ÑMySQLÍÆÏòÁËÉîÔ¨¡£MySQLµÄºÎÈ¥ºÎ´Ó£¡
  Ãæ¶ÔÕâ¸öÎÊÌ⣬MySQLÖ ......

oracle job½â¾öÎÊÌâ»ã×Ü

Ò»¡£jobµÄÔËÐÐƵÂÊÉèÖÃ
1.ÿÌì¹Ì¶¨Ê±¼äÔËÐУ¬±ÈÈçÔçÉÏ8:10·ÖÖÓ£ºTrunc(Sysdate+1) + (8*60+10)/24*60
2.ToadÖÐÌṩµÄ£º
ÿÌ죺trunc(sysdate+1)
ÿÖÜ£ºtrunc(sysdate+7)
ÿÔ£ºtrunc(sysdate+30)
ÿ¸öÐÇÆÚÈÕ£ºnext_day(trunc(sysdate),'SUNDAY')
ÿÌì6µã£ºtrunc(sysdate+1)+6/24
°ë¸öСʱ£ºsysdate+30/1440
3.ÿ¸ö ......

ORACLE Êý¾Ý±í´´½¨²½Öè

1.´´½¨ÁÙʱ±í¿Õ¼ä
CREATE TEMPORARY TABLESPACE Test_temp
TEMPFILE 'E:\Test\TEST_temp.dbf'
SIZE 32M
AUTOEXTEND ON
NEXT 32M MAXSIZE 2048M
EXTENT MANAGEMENT LOCAL;
2.´´½¨Óû§±í¿Õ¼ä
create tablespace TEST
datafile 'E:\TEST\TEST.dbf'
size  100M
autoextend on maxsize     ......

oracleÖ®°Ñ±íÎļþµ¼³ö³ÉÎı¾Îļþ

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; ......
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