ÇÁ·ÎÆÄÀÏÀº ´ÙÀ½°ú °°Àº ½Ã½ºÅÛ ÀÚ¿ø°ú ¾ÏÈ£ Á¦ÇÑÀÇ ÁýÇÕ¿¡ À̸§À» ÁöÁ¤ÇÑ °ÍÀÔ´Ï´Ù.
     -   CPU ÀÌ¿ë½Ã°£
     -   I/O ÀÛ¾÷
     -   ÈÞÁö ½Ã°£(idle time)
     -   Á¢¼Ó ½Ã°£(connect time)
     -   ¸Þ¸ð¸® °ø°£(MTSÀÇ °æ¿ì¿¡¼­ ÇÁ¶óÀ̺ñÆ® SQL ¿µ¿ª)
     -   µ¿½Ã ¼¼¼Ç
     -   ¾ÏÈ£ aging°ú ±â°£ ¸¸·á
     -   ¾ÏÈ£ ÀÌ·Â
     -   ¾ÏÈ£ º¹À⼺ °ËÁõ
     -   °èÁ¤ Àá±Ý

ÇÁ·ÎÆÄÀÏÀÌ »ý¼ºµÈ ÈÄ µ¥ÀÌÅͺ£À̽º °ü¸®ÀÚ´Â ÇÁ·ÎÆÄÀÏÀ» °¢ »ç¿ëÀÚ¿¡°Ô ÁöÁ¤ÇÒ ¼ö ÀÖ½À´Ï´Ù. ÀÚ¿ø Á¦ÇÑÀÌ enableµÇ¾î ÀÖÀ¸¸é ¿À¶óŬ ¼­¹ö´Â µ¥ÀÌÅͺ£À̽º »ç¿ë°ú ÀÚ¿øÀ» °¢ »ç¿ëÀÚ¿¡°Ô ÁöÁ¤µÈ ÇÁ·ÎÆÄÀÏ¿¡ µû¶ó Á¦ÇÑÇÕ´Ï´Ù.

DEFAULT ÇÁ·ÎÆÄÀÏ
¿À¶óŬ ¼­¹ö´Â µ¥ÀÌÅͺ£À̽º°¡ »ý¼ºµÉ ¶§ ÀÚµ¿ÀûÀ¸·Î DEFAULT ÇÁ·ÎÆÄÀÏÀ» »ý¼ºÇÕ´Ï´Ù.
¸í½ÃÀûÀ¸·Î ƯÁ¤ ÇÁ·ÎÆÄÀÏÀ» ÁöÁ¤¹ÞÁö ¸øÇÑ »ç¿ëÀÚ´Â DEFAULT ÇÁ·ÎÆÄÀÏÀÇ ¸ðµç Á¦ÇÑÀ» µû¸£°Ô µË´Ï´Ù. DEFAULT ÇÁ·ÎÆÄÀÏÀÇ ¸ðµç Á¦ÇÑÀº óÀ½¿¡´Â ¹«Á¦ÇÑÀ¸·Î µÇ¾î ÀÖ½À´Ï´Ù.ÇÏÁö¸¸ µ¥ÀÌÅͺ£À̽º °ü¸®ÀÚ°¡ ±× °ªµéÀ» º¯°æÇÏ¿© º¯°æµÈ °ªÀÌ ¸ðµç »ç¿ëÀÚ¿¡°Ô ±âº»À¸·Î Àû¿ëµÉ ¼ö ÀÖµµ·Ï ÇÒ ¼ö ÀÖ½À´Ï´Ù.

ÄÝ(Call)°ú ¼¼¼Ç ·¹º§ Á¦ÇÑ
ÇÁ·ÎÆÄÀÏ Á¦ÇÑÀº ¼¼¼Ç ·¹º§À̳ª ÄÝ ·¹º§, ¶Ç´Â ¾çÂÊ ¸ðµÎ¿¡¼­ ½ÃÇàµÉ ¼ö ÀÖ½À´Ï´Ù. ¼¼¼Ç ·¹º§ Á¦ÇÑÀº °¢ Á¢¼Ó¸¶´Ù ½ÃÇàµË´Ï´Ù.
¼¼¼Ç ·¹º§ Á¦ÇÑÀÌ ÃÊ°úµÇ¸é:
     -  ¿¹¸¦ µé¾î ´ÙÀ½°ú °°Àº ¿¡·¯ ¸Þ½ÃÁö°¡ ¸®Åϵ˴ϴÙ.
        ORA-02391: exceed simultaneous SESSIONS_PER_USER limit
     -   ¿À¶óŬ ¼­¹ö°¡ »ç¿ëÀÚÀÇ Á¢¼ÓÀ» Â÷´ÜÇÕ´Ï´Ù.
ÄÝ ·¹º§ Á¦ÇÑÀº SQL ¹®À» ¼öÇàÇÒ ¶§ ¸¸µé¾îÁø °¢ Äݸ¶´Ù ½ÃÇàµË´Ï´Ù.
ÄÝ ·¹º§ Á¦ÇÑÀÌ ÃÊ°úµÇ¸é:
     -   ¸í·É¹®ÀÇ Ã³¸®°¡ ÁßÁöµË´Ï´Ù.
     -   ¸í·É¹®ÀÌ ·Ñ¹éµË´Ï´Ù.
     -   ÀÌ¹Ì ¼öÇàµÈ ¸í·É¹®Àº À¯È¿ÇÏ°Ô ³²¾Æ ÀÖ½À´Ï´Ù.
     -   »ç¿ëÀÚÀÇ ¼¼¼ÇÀº ¿¬°áµÈ ä·Î ³²¾Æ ÀÖ½À´Ï´Ù.

ÇÁ·ÎÆÄÀÏ »ç¿ë
    -    »ç¿ëÀÚ°¡ °úÁßÇÑ ÀÚ¿ø »ç¿ëÀ» ¿äÇÏ´Â ÀÛ¾÷À» ¼öÇàÇÏ´Â °ÍÀ» Á¦ÇÑÇÕ´Ï´Ù.
    -    »ç¿ëÀÚ°¡ ÀÚ½ÅÀÇ ¼¼¼ÇÀ» ÀÏÁ¤ ½Ã°£ µ¿¾È ÈÞÁö(idle) »óÅ·ΠµÑ ¶§´Â µ¥ÀÌÅͺ£À̽º¸¦ ·Î±× ¾Æ¿ô½ÃÅ°µµ·Ï ÇÕ´Ï´Ù.
    -    ºñ½ÁÇÑ »ç¿ëÀڵ鿡°Ô ±×·ì Â÷¿øÀÇ ÀÚ¿ø Á¦ÇÑÀ» °¡´ÉÇÏ°Ô ÇÕ´Ï´Ù.
    -    »ç¿ëÀÚ¿¡°Ô ÀÚ¿ø Á¦ÇÑÀ» ½±°Ô ÇÒ´çÇÕ´Ï´Ù.
    -    Å©°í º¹ÀâÇÏ¸ç ¸¹Àº »ç¿ëÀÚ°¡ »ç¿ëÇÏ´Â µ¥ÀÌÅͺ£À̽º ½Ã½ºÅÛ¿¡¼­ ÀÚ¿ø »ç¿ëÀ» °ü¸®ÇÕ´Ï´Ù.
    -    ¾ÏÈ£ »ç¿ëÀ» Á¦¾îÇÕ´Ï´Ù.

 

ÇÁ·ÎÆÄÀÏ·Î ÀÚ¿ø »ç¿ëÀ» Á¦¾îÇÏ·Á¸é ´ÙÀ½ ´Ü°è¸¦ µû¸£½Ê½Ã¿À.
  1     CREATE PROFILE ¸í·ÉÀ¸·Î ÇÁ·ÎÆÄÀÏÀ» »ý¼ºÇÏ°í ÀÚ¿ø°ú ¾ÏÈ£ Á¦ÇÑÀ»          °áÁ¤ÇϽʽÿÀ.
  2     CREATE USER ¶Ç´Â ALTER USER ¸í·ÉÀ¸·Î ÇÁ·ÎÆÄÀÏÀ» ÁöÁ¤ÇϽʽÿÀ.
  3     ALTER SYSTEM ¸í·ÉÀ» »ç¿ëÇϰųª, ¶Ç´Â ÃʱâÈ­ ÆĶó¹ÌÅÍ ÆÄÀÏÀ» ÆíÁýÇÏ¿© ÀÚ¿ø Á¦ÇÑÀ» ½ÃÇàÇϽʽÿÀ.(±×¸®°í ÀνºÅϽº¸¦ ÁßÁöÇÑ ÈÄ Àç½ÃÀÛÇϽʽÿÀ.)
À§ ´Ü°è´Â ´ÙÀ½ Àý¿¡¼­ ÀÚ¼¼È÷ ´Ù·ç¾î Áý´Ï´Ù.

ÁÖ
¿À¶óŬ ¾ÏÈ£ °ü¸®¸¦ enableÇϱâ À§ÇØ ÀÚ¿ø Á¦ÇÑÀ» ½ÃÇàÇÒ ÇÊ¿ä´Â ¾ø½À´Ï´Ù.

 


´ÙÀ½ÀÇ CREATE PROFILE ¸í·ÉÀ» »ç¿ëÇÏ¿© ÇÁ·ÎÆÄÀÏÀ» »ý¼ºÇϽʽÿÀ.
        CREATE PROFILE profile LIMIT
            [SESSIONS_PER_USER          max_value]
            [CPU_PER_SESSION            max_value]
            [CPU_PER_CALL               max_value]
            [CONNTECT_TIME              max_value]
            [IDLE_TIME                  max_value]
            [LOGICAL_READS_PER_SESSION  max_value]
            [LOGICAL_READS_PER_CALL     max_value]
            [COMPOSITE_LIMIT            max_value]
            [PRIVATE_SGA                max_value]

                max_value :== {integer | UNLIMITED | DEFAULT}
                max_value :== {integer [ K | M ] | UNLIMITIED | DEFAULT}

±¸¹®¿¡¼­:
      profile                         ÇÁ·ÎÆÄÀÏ À̸§
      UNLIMITED                  ÁöÁ¤¹ÞÀº »ç¿ëÀÚ´Â ÇØ´ç ÀÚ¿øÀ» ¹«Á¦ÇÑÀ¸·Î »ç¿ëÇÒ                                          ¼ö Àִٴ °ÍÀ» ³ªÅ¸³À´Ï´Ù.
      DEFAULT                     DEFAULT ÇÁ·ÎÆÄÀÏ¿¡ ÁöÁ¤µÈ ´ë·Î ÀÚ¿øÀ» Á¦ÇÑÇÑ´Ù                                          ´Â °ÍÀ»  ³ªÅ¸³À´Ï´Ù.
      COMPOSITE_LIMIT      ¼­ºñ½º ´ÜÀ§(service unit)·Î ³ªÅ¸³½, ¼¼¼Ç ´ç ÃÑ ÀÚ¿ø                                          ¼ÒºñÀÇ Á¦ÇÑÀÔ´Ï´Ù.
                                        ¿À¶óŬÀº ´ÙÀ½¿¡ ´ëÇÑ °¡ÁßÄ¡ ÇÕÀ¸·Î½á ÃÑ ÀÚ¿ø ¼Òºñ¸¦                                          °è»êÇÕ´Ï´Ù.
                                         CPU_PER_SESSION
                                         CONNECT_TIME
                                         LOGICAL_READS_PER_SESSION
                                         PRIVATE_SGA

ÁÖ
µ¥ÀÌÅÍ µñ¼Å³Ê¸® ºä RESOURCE_COST´Â ¿©·¯ °¡Áö ÀÚ¿ø¿¡ ´ëÇÑ °¡ÁßÄ¡¸¦ Á¦°øÇÕ´Ï´Ù.
°¢ ¼¼¼Ç ÀÚ¿ø¿¡ ´ëÇÑ °¡ÁßÄ¡¸¦ ÁöÁ¤ÇÏ´Â ¹æ¹ýÀ» ¾Ë°í ½ÍÀ¸¸é SQL Reference GuideÀÇ ALTER RESOURCE COST ¸í·ÉÀ» º¸½Ê½Ã¿À.

OEM
1       Security Manager¸¦ »ç¿ëÇϽʽÿÀ.
2       Profile->Create¸¦ ¼±ÅÃÇϽʽÿÀ.
3       Property sheetÀÇ General ÆäÀÌÁö¿¡ ¼¼¼ÇÀÇ À̸§°ú ¼¼ºÎ »çÇ×, CPU ÀÌ¿ë½Ã°£, Á¢¼Ó ½Ã°£,ÈÞÁö ½Ã°£, ±×¸®°í µ¥ÀÌÅͺ£À̽º ¼­ºñ½º ÆĶó¹ÌÅÍ¿¡ ´ëÇÑ °ªÀ» ÀÔ·ÂÇϽʽÿÀ.
4       Apply¸¦ Ŭ¸¯ÇϽʽÿÀ. 

 

Áöħ »çÇ×
    -    ¼­¹ö ÇÁ·Î¼¼½º¿¡ ´ëÇؼ­¸¸ IDLE_TIMEÀÌ °è»êµË´Ï´Ù. ÀÀ¿ëÇÁ·Î±×·¥ ÀÛ¾÷Àº Æ÷ÇÔµÇÁö ¾Ê½À´Ï´Ù. IDLE_TIMEÀº ¿À·£½Ã°£ ¼öÇàµÇ´Â ÁúÀdzª ´Ù¸¥ ÀÛ¾÷µéÀº Æ÷ÇÔÇÏÁö ¾Ê½À´Ï´Ù.
    -    LOGICAL_READS_PER_SESSIONÀº ¸Þ¸ð¸®¿Í µð½ºÅ© ¸ðµÎ¿¡°Ô¼­ Àд ÃÑ È½¼ö¸¦  Á¦ÇÑÇÕ´Ï´Ù. ÀÌ°ÍÀ» ¾²´Â ÀÌÀ¯´Â I/O ÁýÁß ¸í·É¹®ÀÌ ¸Þ¸ð¸®¿Í µð½ºÅ©¸¦ µ¶Â÷ÁöÇÏÁö  ¸øÇϵµ·Ï Çϱâ À§Çؼ­ ÀÔ´Ï´Ù.
    -    PRIVATE_SGA´Â ´ÙÁß ½º·¹µå ¼­¹ö(MTS) ±¸¼º À϶§¸¸ Àû¿ëµÇ¸ç M, ¶Ç´Â K·Î ÁöÁ¤µÉ ¼ö  ÀÖ½À´Ï´Ù.

ÁÖ
MTS ±¸Á¶´Â Oracle8: Network Administation °úÁ¤¿¡¼­ ´Ù·ç¾î Áý´Ï´Ù.

ÇÁ·ÎÆÄÀÏ ÁöÁ¤
CREATE USER ¸í·ÉÀ̳ª ALTER USER ¸í·ÉÀ¸·Î ÇÁ·ÎÆÄÀÏÀ» ÁöÁ¤ÇÒ ¼ö ÀÖ½À´Ï´Ù. °¢ »ç¿ëÀÚ´Â ÇÑ ¹ø¿¡ ÇϳªÀÇ ÇÁ·ÎÆÄÀϸ¸À» ÁöÁ¤¹ÞÀ» ¼ö ÀÖ½À´Ï´Ù.

¿¹ 1
CREATE USER ¸í·ÉÀ» »ç¿ëÇÏ¿© USER3¶ó´Â ¾ÏÈ£¸¦ °®´Â »ç¿ëÀÚ USER3¸¦ »ý¼ºÇÏ°í DEVELOPER_PROF ÇÁ·ÎÆÄÀÏÀ» ÁöÁ¤ÇϽʽÿÀ.

¿¹2
SCOTTÀ̶ó´Â »ç¿ëÀÚ¿¡°Ô DEVELOPER_PROF ÇÁ·ÎÆÄÀÏÀ» ÁöÁ¤ÇϽʽÿÀ.
OEMÀ¸·Î ALTER USER ¸í·ÉÀ» »ý¼ºÇÏ·Á¸é ´ÙÀ½ ´Ü°è¸¦ µû¸£½Ê½Ã¿À.

OEM
1       Security Manager¸¦ »ç¿ëÇϽʽÿÀ.
2       Prifile?Assign Prifile to users¸¦ ¼±ÅÃÇϽʽÿÀ.
3       Assign Profile ÆäÀÌÁö¿¡¼­ »ç¿ëÀÚ¸¦ ¼±ÅÃÇϽʽÿÀ.
4       OK¸¦ Ŭ¸¯ÇϽʽÿÀ.

ÇÁ·ÎÆÄÀÏ Æ¯¼º
     -   ÇÁ·ÎÆÄÀÏ ÁöÁ¤ÀÌ ÇöÀçÀÇ ¼¼¼Ç¿¡´Â ¿µÇâÀ» ÁÖÁö ¾Ê½À´Ï´Ù.
     -   ÇÁ·ÎÆÄÀÏÀº ·ÑÀ̳ª ´Ù¸¥ ÇÁ·ÎÆÄÀÏ¿¡´Â ÁöÁ¤ÇÒ ¼ö ¾ø°í »ç¿ëÀÚ¿¡°Ô¸¸ ÁöÁ¤ÇÒ ¼ö ÀÖ½À´Ï´Ù.
     -   »ç¿ëÀÚ¸¦ »ý¼ºÇÒ ¶§ ÇÁ·ÎÆÄÀÏÀ» ÁöÁ¤ÇÏÁö ¾ÊÀ¸¸é ÀÚµ¿ÀûÀ¸·Î DEFAULT  ÇÁ·ÎÆÄÀÏÀ»  ÁöÁ¤ ¹Þ°Ô µË´Ï´Ù.     

 

RESOURCE_LIMIT ÃʱâÈ­ ÆĶó¹ÌÅ͸¦ ¼öÁ¤Çϰųª ALTER SYSTEM ¸í·ÉÀ» »ç¿ëÇÏ¿© ÀÚ¿ø Á¦ÇÑ ½ÃÇàÀ» enableÇϰųª disableÇÕ´Ï´Ù.

RESOURCE_LIMIT ÃʱâÈ­ ÆĶó¹ÌÅÍ
    -    ÀÚ¿ø Á¦ÇÑ ½ÃÇàÀ» enableÇϰųª disableÇÏ·Á¸é ÃʱâÈ­ ÆÄÀÏ¿¡ µé¾îÀÖ´Â              RESOURCE_LIMIT ÆĶó¹ÌÅ͸¦ ¼öÁ¤ÇÑ ÈÄ ÀνºÅϽº¸¦ Àç½ÃÀÛÇϽʽÿÀ.
    -    TRUE °ªÀº ½ÃÇàÀ» enableÇÕ´Ï´Ù.
    -    FALSE °ªÀº ½ÃÇàÀ» disableÇÕ´Ï´Ù.(±âº»°ª)
    -    µ¥ÀÌÅͺ£À̽º¸¦ Á¾·áÇÒ ¼ö ÀÖÀ» ¶§ »ç¿ëÇϽʽÿÀ.

ALTER SYSTEM ¸í·É
    -    ÀνºÅϽº¿¡ ´ëÇØ ÀÚ¿ø Á¦ÇÑ ½ÃÇàÀ» enableÇϰųª disableÇÏ·Á¸é ALTER SYSTEM  ¸í·ÉÀ» »ç¿ëÇϽʽÿÀ.
    -    ALTER SYSTEMÀ» »ç¿ëÇÏ¿© ÁöÁ¤µÈ ¼³Á¤Àº ¶Ç´Ù½Ã ¼öÁ¤µÇ°Å³ª µ¥ÀÌÅͺ£À̽º°¡  Á¾·áµÉ ¶§±îÁö À¯È¿ÇÏ°Ô ³²¾Æ ÀÖ½À´Ï´Ù.
    -    µ¥ÀÌÅͺ£À̽º¸¦ Á¾·áÇÒ ¼ö ¾øÀ» ¶§ »ç¿ëÇϽʽÿÀ.

ÇÁ·ÎÆÄÀÏ ¼öÁ¤
ÇÁ·ÎÆÄÀÏ¿¡ ÁöÁ¤µÈ ÀÚ¿ø Á¦ÇÑÀ» º¯°æÇÏ·Á¸é ALTER PROFILE ¸í·ÉÀ» »ç¿ëÇϽʽÿÀ.
        ALTER PROFILE profile LIMIT
            [SESSIONS_PER_USER          max_value]
            [CPU_PER_SESSION            max_value]
            [CPU_PER_CALL               max_value]
            [CONNECT_TIME               max_value]
            [IDLE_TIME                  max_value]
            [LOGICAL_READS_PER_SESSION  max_value]
            [LOGICAL_READS_PER_CALL     max_value]
            [COMPOSITE_LIMIT            max_value]
            [PRIVATE_SGA                max_value] 

OEM
1       Security Manager¸¦ »ç¿ëÇϽʽÿÀ.
2       Profile ³ëµå¸¦ È®ÀåÇϽʽÿÀ.
3       ÇÁ·ÎÆÄÀÏÀ» ¼±ÅÃÇϽʽÿÀ.
4       General ÆäÀÌÁö¿¡¼­ ¼¼¼Ç¿¡ ´ëÇÑ ¼¼ºÎ »çÇ×, CPU ÀÌ¿ë½Ã°£, Á¢¼Ó ½Ã°£, ÈÞÁö ½Ã°£, ¶Ç´Â  µ¥ÀÌÅͺ£À̽º ¼­ºñ½º ÆĶó¹ÌÅÍÀÇ °ªÀ» º¯°æÇϽʽÿÀ.
5       Apply¸¦ Ŭ¸¯ÇϽʽÿÀ.

Áöħ »çÇ×
    -    ÇÁ·ÎÆÄÀÏÀ» º¯°æÇÑ °ÍÀº ÇöÀçÀÇ ¼¼¼Ç¿¡ ¿µÇâÀ» ÁÖÁö´Â ¾Ê½À´Ï´Ù. º¯°æ »çÇ×Àº ±× ÀÌÈÄÀÇ ¼¼¼Ç¿¡¼­¸¸ Àû¿ëµË´Ï´Ù.
    -    CONNECT_TIME, LOGICAL_READS_PER_SESSION, ±×¸®°í  LOGICAL_READS_PER_CALL¿¡ ´ëÇÑ ÇöÀç±îÁöÀÇ ±â·Ï Á¤º¸¸¦ º¸·Á¸é AUDIT SESSION ¿É¼ÇÀ» »ç¿ëÇϽʽÿÀ.(¡°°¨»ç(Auditing)¡± ÀåÀ» ÂüÁ¶ÇϽʽÿÀ.)

ÇÁ·ÎÆÄÀÏ »èÁ¦
DROP PROFILE ¸í·ÉÀ» »ç¿ëÇÏ¿© ÇÁ·ÎÆÄÀÏÀ» »èÁ¦ÇϽʽÿÀ.
        DROP PROFILE profile [CASCADE]
±¸¹®¿¡¼­:
        profile                 »èÁ¦ÇÒ ÇÁ·ÎÆÄÀÏ À̸§
        CASCADE         »èÁ¦ÇÒ ÇÁ·ÎÆÄÀÏÀÌ ÁöÁ¤µÈ »ç¿ëÀڷκÎÅÍ ÇÁ·ÎÆÄÀÏÀ»
                                ¹«È¿È­ÇÕ´Ï´Ù.(¿À¶óŬ ¼­¹ö´Â ÀÌ·± »ç¿ëÀÚ¿¡°Ô ÀÚµ¿ÀûÀ¸·Î
                                DEFAULT ÇÁ·ÎÆÄÀÏÀ» ÁöÁ¤ÇÕ´Ï´Ù. ÇöÀç »ç¿ëÀÚ¿¡°Ô ÁöÁ¤µÇ                                 ¾î  ÀÖ´Â ÇÁ·ÎÆÄÀÏÀ» »èÁ¦ÇÏ·Á¸é ÀÌ ¿É¼ÇÀ» ÁöÁ¤ÇϽʽÿÀ.)

Áöħ »çÇ×
   -     DEFAULT ÇÁ·ÎÆÄÀÏÀº »èÁ¦ÇÒ ¼ö ¾ø½À´Ï´Ù.
   -     ÇÁ·ÎÆÄÀÏÀÌ »èÁ¦µÇ´Â °æ¿ì, ÀÌ·¯ÇÑ º¯°æÀº ÀÌÈÄ¿¡ »ý¼ºµÇ´Â ¼¼¼Ç¿¡¸¸ Àû¿ëµÇ°í ÇöÀçÀÇ ¼¼¼Ç¿¡´Â Àû¿ëµÇÁö ¾Ê½À´Ï´Ù.

 OEM
1       Security Manager¸¦ »ç¿ëÇϽʽÿÀ.
2       Profile ³ëµå¸¦ È®ÀåÇϽʽÿÀ.
3       ÇÁ·ÎÆÄÀÏÀ» ¼±ÅÃÇϽʽÿÀ.
4       Profile?Remove¸¦ ¼±ÅÃÇϽʽÿÀ.
5       OK¸¦ Ŭ¸¯ÇϽʽÿÀ.

 

»ç¿ëÀÚ SCOTT¿¡ ´ëÇÑ ÀÚ¿ø Á¦ÇÑÀ» º¸·Á¸é µ¥ÀÌÅÍ µñ¼Å³Ê¸® ºä DBA_USERS¿Í DBA_PROFILES¸¦ Á¶ÀÎÇϽʽÿÀ.

        SVRMGR1> SELECT p.profile, p.resource_name, p.limit
                        2> FROM dba_users u, dba_profiles p
                3> WHERE p.profile=u.profile AND username=¡®SCOTT¡¯ AND
                4> p.resource_type=¡®KERNEL¡¯;

        PROFILE                       RESOURCE_NAME                            LIMIT
        ---------------   -------------------------------      ---------
        DEVELOPER_PROF    COMPOSITE_LIMIT                            DEFAULT
        DEVELOPER_PROF    SESSIONS_PER_USER                                  2
        DEVELOPER_PROF    CPU_PER_SESSION                               10000
        DEVELOPER_PROF    CPU_PER_CALL                                 DEFAULT
        DEVELOPER_PROF    LOGICAL_READS_PER_SESSION                DEFAULT
        DEVELOPER_PROF    LOGICAL_READS_PER_CALL              DEFAULT
        DEVELOPER_PROF    IDLE_TIME                                                    60
        DEVELOPER_PROF    CONNECT_TIME                                         480
        DEVELOPER_PROF    PRIVATE_SGA                                    DEFAULT
        9 rows selected. 

 

´õ ³ªÀº µ¥ÀÌÅͺ£À̽º º¸¾ÈÀ» À§ÇØ µ¥ÀÌÅͺ£À̽º °ü¸®ÀÚ´Â ÇÁ·ÎÆÄÀÏ·Î ¿À¶óŬ ¾ÏÈ£ °ü¸®¸¦ Á¦¾îÇÕ´Ï´Ù.
´ÙÀ½ ÀýÀº »ç¿ë °¡´ÉÇÑ ¾ÏÈ£ °ü¸® ±â´ÉÀ» ¼³¸íÇÕ´Ï´Ù.
    -    °èÁ¤ Àá±Ý: »ç¿ëÀÚ°¡ ÁöÁ¤µÈ ½Ãµµ Ƚ¼ö ³»¿¡ ½Ã½ºÅÛ¿¡ ·Î±×ÀÎÇÏÁö ¸øÇßÀ» °æ¿ì ÀÚµ¿ÀûÀ¸·Î °èÁ¤À» Àá±×µµ·Ï ÇÕ´Ï´Ù.(¡°»ç¿ëÀÚ °ü¸®¡± Àå¿¡¼­ »ç¿ëÀÚÀÇ ¸í½ÃÀû Àá±ÝÀº  ÀÌ¹Ì ¼Ò°³Çß½À´Ï´Ù.)
    -    ¾ÏÈ£ÀÇ aging°ú ±â°£ ¸¸·á: ¾ÏÈ£°¡ ¼ö¸íÀ» °®µµ·Ï ÇÏ¿© ±× ±â°£ÀÌ Áö³ª¸é º¯°æÇؾ߸¸ Çϵµ·Ï ÇÕ´Ï´Ù.
    -    ¾ÏÈ£ÀÇ ÇöÀç±îÁöÀÇ ±â·Ï: ¾ÏÈ£¸¦ °Ë»çÇÏ¿© ÁöÁ¤µÈ ½Ã°£ µ¿¾ÈÀ̳ª ÁöÁ¤µÈ Ƚ¼ö  ÀÌ»ó »ç¿ëµÇÁö ¾Êµµ·Ï ÇÕ´Ï´Ù.
    -    ¾ÏÈ£ÀÇ º¹À⼺ °ËÁõ: ¾ÏÈ£¸¦ ÃßÃøÇÏ¿© ½Ã½ºÅÛ¿¡ Á¤´çÄ¡ ¾Ê°Ô µé¾î¿À·Á Çϴ ħÀÔÀÚ¸¦ ¸·±â¿¡ ¾ÏÈ£°¡ ÃæºÐÈ÷ º¹ÀâÇÑÁö¸¦ °ËÁõÇÕ´Ï´Ù.

ÀÚ¿ø Á¦ÇÑ ¼³Á¤°ú ºñ½ÁÇÏ°Ô CREATE³ª ALTER USER ¸í·ÉÀ» »ç¿ëÇÏ¿© ¾ÏÈ£ ¼³Á¤À» Á¦ÇÑÇϵµ·Ï ÇÁ·ÎÆÄÀÏÀ» »ý¼ºÇÏ¿© »ç¿ëÀÚ¿¡°Ô ÁöÁ¤ÇÒ ¼ö ÀÖ½À´Ï´Ù.
SESSIONS_PER_USER °°Àº ´Ù¸¥ Á¦ÇѵéÀº ÃʱâÈ­ ÆĶó¹ÌÅͳª ALTER SYSTEM ¸í·ÉÀ¸·Î ÀÚ¿ø Á¦ÇÑÀÌ enableµÇ¾î ÀÖÀ» ¶§¿¡¸¸ ½ÃÇàµÇ´Â ¹Ý¸é, ÇÁ·ÎÆÄÀÏÀÇ ¾ÏÈ£ ¼³Á¤Àº Ç×»ó ½ÃÇàµË´Ï´Ù.
¾ÏÈ£ °ü¸®°¡ enableµÇ¸é »ç¿ëÀÚ °èÁ¤Àº CREATE USER³ª ALTER USER ¸í·ÉÀ» »ç¿ëÇÏ¿© Àá±×°Å³ª Àá±ÝÀ» ÇØÁ¦ÇÒ ¼ö ÀÖ½À´Ï´Ù. 

 

¾ÏÈ£¸¦ °ü¸®ÇÏ·Á¸é ´ÙÀ½ CREATE PROFILE ¸í·ÉÀ» »ç¿ëÇϽʽÿÀ.
        CREATE PROFILE profile LIMIT
            [FAILED_LOGIN_ATTEMPTS     max_value]
            [PASSWORD_LIFE_TIME        max_value]
            [ {PASSWORD_REUSE_TIME
               |PASSWORD_REUSE_MAX}    max_value]
            [ACCOUNT_LOCK_TIME         max_value]
            [PASSWORD_GRACE_TIME       max_value]
            [PASSWORD_VERIFY_FUNCTION
              {function | NULL | DEFAULT} ]

OEM
1       Security Manager¸¦ »ç¿ëÇϽʽÿÀ.
2       Profile->Create¸¦ ¼±ÅÃÇϽʽÿÀ.
3       Password Property sheet¿¡ °èÁ¤ ¾ÏÈ£ ÆĶó¹ÌÅ͸¦ ÀÔ·ÂÇϽʽÿÀ.
4       Apply¸¦ Ŭ¸¯ÇϽʽÿÀ.

°èÁ¤ Àá±Ý
¿À¶óŬ ¼­¹ö´Â FAILED_LOGIN_ATTEMPTS °ª¿¡ µµ´ÞÇϸé ÀÚµ¿ÀûÀ¸·Î °èÁ¤À» Àá±Þ´Ï´Ù. °èÁ¤Àº ÁöÁ¤µÈ ½Ã°£(PASSWORD_LOCK_TIME)ÀÌ Áö³­ ÈÄ ÀÚµ¿ÀûÀ¸·Î Àá±ÝÀÌ ÇØÁ¦µÇ°Å³ª µ¥ÀÌÅͺ£À̽º °ü¸®ÀÚ°¡ ALTER USER ¸í·ÉÀ¸·Î Àá±ÝÀ» ÇØÁ¦ÇØ¾ß ÇÕ´Ï´Ù.
µ¥ÀÌÅͺ£À̽º °èÁ¤Àº ALTER USER ¸í·ÉÀ» »ç¿ëÇÏ¿© ¸í½ÃÀûÀ¸·Î Àá±Û ¼öµµ ÀÖ½À´Ï´Ù. ÀÌ·¸°Ô ÇÏ¸é °èÁ¤Àº ÀÚµ¿ÀûÀ¸·Î Àá±Ý ÇØÁ¦µÇÁö ¾Ê½À´Ï´Ù.

¾ÏÈ£ Aging°ú ±â°£ ¸¸·á
PASSWORD_LIFE_TIME ÆĶó¹ÌÅÍ´Â ¼ö¸íÀ» ¼³Á¤ÇÕ´Ï´Ù. ÀÌ ±â°£ÀÌ Áö³ª¸é ¾ÏÈ£¸¦ º¯°æÇØ¾ß ÇÕ´Ï´Ù.
µ¥ÀÌÅͺ£À̽º °ü¸®ÀÚ´Â À¯¿¹ ±â°£(PASSWORD_GRACE_TIME)À» ÁöÁ¤ÇÒ ¼ö ÀÖ½À´Ï´Ù. ÀÌ ±â°£Àº ¾ÏÈ£°¡ ±â°£ ¸¸·áµÈ ÈÄ µ¥ÀÌÅͺ£À̽º¿¡ óÀ½ Á¢¼ÓÇÑ ¶§ºÎÅÍ ½ÃÀ۵˴ϴÙ. À¯¿¹ ±â°£ÀÌ ³¡³¯ ¶§±îÁö´Â »ç¿ëÀÚ°¡ ¸Å¹ø Á¢¼ÓÇÏ·Á ÇÒ ¶§¸¶´Ù °æ°í ¸Þ½ÃÁö°¡ ¹ß»ýµË´Ï´Ù. »ç¿ëÀÚ´Â À¯¿¹ ±â°£ ³»¿¡ ¾ÏÈ£¸¦ º¯°æÇØ¾ß ÇÕ´Ï´Ù.
¾ÏÈ£°¡ º¯°æµÇÁö ¾ÊÀ¸¸é °èÁ¤Àº Àá°ÜÁý´Ï´Ù.
¾ÏÈ£¸¦ ±â°£ ¸¸·áµÈ °ÍÀ¸·Î ¸í½ÃÀûÀ¸·Î ¼³Á¤ÇÏ¸é »ç¿ëÀÚÀÇ °èÁ¤ »óÅ´ EXPIRED·Î º¯°æµË´Ï´Ù. ÀÌ·¸°Ô µÇ¸é, »ç¿ëÀÚ°¡ ·Î±×ÀÎ ÇÒ ¶§ °èÁ¤Àº À¯¿¹ ±â°£À¸·Î ³Ñ¾î °©´Ï´Ù.
 ¿¹¸¦ µéÀÚ¸é, »õ·Î¿î °èÁ¤À» »ý¼ºÇÒ ¶§ À¯¿ëÇÕ´Ï´Ù.

¾ÏÈ£ÀÇ ÇöÀç±îÁöÀÇ ±â·Ï
¾ÏÈ£ÀÇ ÇöÀç±îÁöÀÇ ±â·ÏÀº »ç¿ëÀÚ°¡ ÁöÁ¤µÈ ±â°£ µ¿¾È ¾ÏÈ£¸¦ Àç»ç¿ëÇÏÁö ¸øÇÏ°Ô ÇÕ´Ï´Ù. ÀÌ°ÍÀº ´ÙÀ½ Áß ÇÑ °¡Áö ¹æ¹ýÀ¸·Î ±¸ÇöÇÒ ¼ö ÀÖ½À´Ï´Ù.
   -     PASSWORD_REUSE_TIME: ÁÖ¾îÁø ³¯ ¼ö µ¿¾È ¾ÏÈ£¸¦ Àç»ç¿ëÇÒ ¼ö ¾øµµ·Ï ÁöÁ¤
   -     PASSWORD_REUSE_MAX: ¿¹Àü¿¡ »ç¿ëÇÑ ¾ÏÈ£¿Í µ¿ÀÏÇÑ °ÍÀ» »ç¿ëÇÏÁö ¸øÇϵµ·Ï ½ÃÇà
À̵é ÆĶó¹ÌÅÍ Áß Çϳª°¡ DEFAULT³ª UNLIMITED°¡ ¾Æ´Ñ ´Ù¸¥ °ªÀ¸·Î ¼³Á¤µÇ¸é ³ª¸ÓÁö ÆĶó¹ÌÅÍ´Â UNLIMITED·Î ¼³Á¤µÇ¾î¾ß¸¸ ÇÕ´Ï´Ù.

 

»õ·Î¿î ¾ÏÈ£ °ËÁõ ÇÔ¼ö¸¦ Ãß°¡ÇÒ ¶§ µ¥ÀÌÅͺ£À̽º °ü¸®ÀÚ´Â ´ÙÀ½ Á¦ÇÑ »çÇ×À» °í·ÁÇؾ߸¸ ÇÕ´Ï´Ù.
     -   ÇÁ·Î½ÃÀú´Â ½½¶óÀ̵忡 º¸¿©Áø Çü½Ä¿¡ µû¶ó¾ß ÇÕ´Ï´Ù.
     -   ÇÁ·Î½ÃÀú´Â ¼º°ø½Ã TRUE °ªÀ» ½ÇÆÐÇßÀ» ½Ã FALSE °ªÀ» ¸®ÅÏÇÕ´Ï´Ù.
     -   ¾ÏÈ£ ÇÔ¼ö¿¡ ¿¹¿Ü°¡ »ý±â¸é ¿¡·¯°¡ ¸®Åϵǰí ALTER USER, ¶Ç´Â CREATE           USER  ¸í·ÉÀº Á¾·áµË´Ï´Ù.
     -   ¾ÏÈ£ ÇÔ¼ö´Â SYS°¡ ¼ÒÀ¯ÇÕ´Ï´Ù.
     -   ¾ÏÈ£ ÇÔ¼ö°¡ ºÎÀûÀýÇÏ°Ô µÇ¸é ¿¡·¯ ¸Þ½ÃÁö°¡ ¸®Åϵǰí ALTER USER  ¶Ç´Â          CREATE USER ¸í·ÉÀº Á¾·áµË´Ï´Ù.

¿À¶óŬÀº º¹À⼺ °ËÁõ ÇÔ¼ö¸¦ Á¦°øÇÕ´Ï´Ù. utlpwdmg.sql ½ºÅ©¸³Æ®¿¡ ÀÇÇØ VERIFY_FUNCTIONÀ̶ó´Â µðÆúÆ® PL/SQL ÇÔ¼ö ÇüÅ·ΠÁ¦°øµÇ¸ç ¹Ýµå½Ã SYS ½ºÅ°¸¶¿¡¼­ ½ÇÇàµÇ¾î¾ß ÇÕ´Ï´Ù.
Utlpwdmg.sql ½ºÅ©¸³Æ®°¡ ½ÇÇàµÇ´Â µ¿¾È ¿À¶óŬ ¼­¹ö´Â VERIFY_FUNCTIONÀ» »ý¼ºÇϸç DEFAULT ÇÁ·ÎÆÄÀÏÀ» ´ÙÀ½ ALTER PROFILE ¸í·ÉÀ» »ç¿ëÇÏ¿©  º¯°æÇÕ´Ï´Ù.
        ALTER PROFILE DEFAULT LIMIT
        PASSWORD_LIFE_TIME 60
        PASSWORD_GRACE_TIME 10
        PASSWORD_REUSE_TIME 1800
        PASSWORD_REUSE_MAX UNLIMITED
        FAILED_LOGIN_ATTEMPTS 3
        PASSWORD_LOCK_TIME 1/1440
        PASSWORD_VERIFY_FUNCTION verify_function; 

 

±â°£ ¸¸·á¿Í Àá±Ý ³¯Â¥, ±×¸®°í °èÁ¤ »óÅ¿¡ ´ëÇÑ Á¤º¸¸¦ ¾ò°í ½ÍÀ¸¸é DBA_USERS¸¦ »ç¿ëÇϽʽÿÀ.
        SVRMGR> SELECT username, password, account_status,
                        2> lock_date, expiry_date
                3> FROM dba_users;
        USERNAME   PASSWORD            ACCOUNT_STATUS  LOCK_DATE  EXPIRY_DA
        ---------  ------------------  --------------  ---------  ---------
        SYS        D4C5016086B2DC6     OPEN                       19-DEC-97
        SYSTEM     D4DF7931AB130E3     OPEN                       19-DEC-97
        TEST       7A0F2B316C212D6     OPEN                       31-JAN-98
        SCOTT      F894844C34402B5     OPEN                       19-DEC-97
        DBSNMP     E066D214D5421CC     OPEN                       19-DEC-97
        USER3      94152F9F5B35B10     OPEN                       12-FEB-98
        6 rows selected.

 ¾ÏÈ£ ÇÁ·ÎÆÄÀÏ Á¤º¸¸¦ Ãâ·ÂÇÏ·Á¸é DBA_PROFILE ºä¸¦ ÁúÀÇÇϽʽÿÀ.
        SVRMGR> SELECT * FROM dba_profiles
                        2> WHERE resource_type=¡®PASSWORD¡¯;
        PROFILE               RESOURCE_NAME                                        LIMIT
        --------------------  ----------------------------     ----------
  DEFAULT                        FAILED_LOGIN_ATTEMPTS                               3
  DEVELOPER_PROF        FAILED_LOGIN_ATTEMPTS                    DEFAULT
  DEFAULT                        PASSWORD_LIFE_TIME                                   60
  DEVELOPER_PROF        PASSWORD_LIFE_TIME                         DEFAULT
  DEFAULT                        PASSWORD_REUSE_TIME                           1800
  DEVELOPER_PROF        PASSWORD_REUSE_TIME                     DEFAULT
  DEFAULT                        PASSWORD_REUSE_MAX                   UNLIMITED
  DEVELOPER_PROF        PASSWORD_REUSE_MAX                      DEFAULT
  DEFAULT                       PASSWORD_VERIFY_FUNCTION   VERIFY_FUNCTION
  DEVELOPER_PROF        PASSWORD_VERIFY_FUNCTION             DEFAULT
  DEFAULT                       PASSWORD_LOCK_TIME                              .0006
  DEVELOPER_PROF       PASSWORD_LOCK_TIME                         DEFAULT
  DEFAULT                       PASSWORD_GRACE_TIME                                10
  DEVELOPER_PROF       PASSWORD_GRACE_TIME                      DEFAULT
  14 rows selected.

 

¿ä¾à ÂüÁ¶

 °ü·Ã³»¿ë        

 ÂüÁ¶

 ÃʱâÈ­ ÆĶó¹ÌÅÍ

 RESOURCE_LIMIT

 µ¿Àû ¼º´É ºä

 

 µ¥ÀÌÅÍ µñ¼Å³Ê¸® ºä

 DBA_PROFILES
 DBA_USERS

 ¸í·É¾î

 CREATE   PPROFILE
 ALTER    PROFILE
 DROP     PROFILE
 CREATE   USER
 ALTER    USER

 ÀúÀå ÇÁ·Î½ÃÀú¿Í ÇÔ¼ö

 VERIFY_FUNCTION

 

  1. userÀÇ PROFILEÀÇ Á¾·ù´Â Resource Limit°ú Password Management°¡ ÀÖ´Ù. Resource Limit, Password Management´Â µÑ´Ù Initial ParemterÁß Resource_Limit = TRUE·Î ¼³Á¤ÇØ¾ß °¡´ÉÇÏ´Ù.
    A. TRUE
    B. FALSE
    ´ä
    X Á¤´ä:B