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1. ÏÔʾ·þÎñÆ÷ÉϵĿÉÓÃʵÀý£º
$ ps -ef| grep smon
  oracle 22086     1  0 02:32:24 ?        0:04 ora_smon_PPRD10
oracle  5215 28972  0 08:10:19 pts/4    0:00 grep smon
2. ÏÔʾ·þÎñÆ÷ÉϵĿÉÓüàÌýÆ÷£º
$ ps -ef grep listener grep -v grep
£¨grepÃüÁîÓ¦¸Ã¼ÓÉÏ-i²ÎÊý£¬¼´grep -i listener£¬¸Ã²ÎÊýµÄ×÷ÓÃÊǺöÂÔ´óСд£¬ÒòΪÓÐЩʱºòlistenerÊÇ´óдµÄ£¬Õâʱ¾Í»á¿´²»µ½½á¹û£©
$ ps -ef|grep -i listener
  oracle  9655     1  0   Mar 12 ?        0:01 /data/app/oracle/9.2.0/bin/tnslsnr LISTENER -inherit
  oracle 22610     1  0 02:45:02 ?        0:02 /data/app/oracle/10.2.0/bin/tnslsnr LISTENER -inherit
oracle  5268 28972  0 08:13:02 pts/4    0:00 grep -i listener
3. ²é¿´Oracle´æµµÄ¿Â¼µÄÎļþϵͳʹÓÃÇé¿ö
$ df -k | grep /data
/dev/md/dsk/d50      104977675 88610542 15317357    86%    /data
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1. /*+ALL_ROWS*/
±íÃ÷¶ÔÓï¾ä¿éÑ¡Ôñ»ùÓÚ¿ªÏúµÄÓÅ»¯·½·¨,²¢»ñµÃ×î¼ÑÍÌÍÂÁ¿,ʹ×ÊÔ´ÏûºÄ×îС»¯.
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SELECT /*+ALL+_ROWS*/ EMP_NO,EMP_NAM,DAT_IN from BSEMPMS WHERE EMP_NO='SCOTT';
2. /*+FIRST_ROWS*/
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