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D:\oracle\product\10.2.0\db_1\NETWORK\ADMIN\tnsnames.ora
# tnsnames.ora Network Configuration File: D:\oracle\product\10.2.0\db_1\network\admin\tnsnames.ora
# Generated by Oracle configuration tools.
SQLCLUB =
  (DESCRIPTION =
    (ADDRESS = (PROTOCOL = TCP)(HOST = 192.168.1.X)(PORT = 1521))
    (CONNECT_DATA =
      (SERVER = DEDICATED)
      (SERVICE_NAME = sqlclub.com)
    )
  )
aaa=
  (DESCRIPTION =
    (ADDRESS = (PROTOCOL = TCP)(HOST = 192.168.1.X)(PORT = 1521))
    (CONNECT_DATA =
      (SERVER = DEDICATED)
      (SERVICE_NAME = aaa.com)
    )
  )
EXTPROC_CONNECTION_DATA =
  (DESCRIPTION =
    (ADDRESS_LIST =
      (ADDRESS = (PROTOCOL = IPC)(KEY = EXTPROC1))
    )
    (CONNECT_DATA =
      (SID = PLSExtProc)
      (PRESENTATION = RO)
    )
  )
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ORACLE ×óÓÒÁ´½Ó

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2¡¢ÍâÁ¬½Ó: °üÀ¨
     £¨1£©×óÍâÁ¬½Ó(×ó±ßµÄ±í²»¼ÓÏÞÖÆ)
     £¨2£©ÓÒÍâÁ¬½Ó(ÓÒ±ßµÄ±í²»¼ÓÏÞÖÆ)
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3¡¢×ÔÁ¬½Ó(Á¬½Ó·¢ÉúÔÚÒ»Õ ......

linuxÉÏʹÓÃrlwrap ½â¾öoracle¿ÉÒÔÉÏϼü²é¿´ÃüÁî

linux ÉϵÄoracle sqlplus ²»ÄÜÀûÓà ÉÏ, Ï ¼üÀ´²é¿´ÃüÁËÑË÷µ½½â¾öÎÊÌâµÄ°ì·¨£¬ÕûÀíÈçÏÂ
°²×°Èí¼þrlwrap¿ÉÒÔ½â¾öÕâ¸öÎÊÌ⣬¸ÃÈí¼þÊÇÓÃcдµÄ³ÌÐò
¹Ù·½ÏÂÔØµØÖ·£ºhttp://utopia.knoware.nl/~hlub/uck/rlwrap/
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shell>tar -zxvf rlwrap-0.36.tar.gz
sh ......

Oracle wait problems and potential solutions

Wait Problem Potential Fix Sequential Read Indicates many index reads—tune the code (especially joins) Scattered Read Indicates many full table scans—tune the code; cache small tables ......

OracleÓû§¹ÜÀí

--´´½¨±í¿Õ¼ä
create tablespace Ãû³Æ
(
datafile='·¾¶\Ãû³Æ.ora',
size='50M',
autoextend='on'
)
/
--´´½¨ÁÙʱ±í¿Õ¼ä
create temporary tablespace Ãû³Æ
(
tempfile='·¾¶\Ãû³Æ.ora',
size='50M',
autoextend='on'
)
/
--´´½¨Óû§
create user Óû§Ãû  idtenified  by ÃÜÂë
/
--ΪÓû§Ö¸¶¨ ......
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