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[Æß] Dead Lock Á¶È¸
ºí·Î±×¿À¶óŬ
2004-07-28 ¿ÀÈÄ 10:59:04 
Ãâó : sheel99 ´Ô
Select  b.object_name, c.sid, c.serial#, c.osuser, c.schemaname,
         c.module, c.action, c.status, d.sql_text
   From  v$locked_object a, dba_objects b,  v$session c, v$sql d
  Where  a.object_id = b.object_id
    And  a.session_id = c.sid
    And  c.sql_address = d.address
    And  d.hash_value = c.sql_hash_value
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Æ®·¢¹éÁÖ¼Ò : http://kangcom.com/rss/tb_recv.asp?tb_id=cm_board_blog_1407
Æ®·¢¹éº¸³»±â :
ÄÚ¸àÆ® 0   °ø°¨ 0
[Æß] oracle version È®ÀÎ
ºí·Î±×¿À¶óŬ
2004-07-28 ¿ÀÈÄ 10:58:41 
Ãâó : sheel99 ´Ô
select value from v$parameter where name ='compatible';
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[Æß] [oracle TIP] ¸®¼Ò½º¸¦ ¸¹ÀÌ Â÷Áö ÇÏ´Â sqlã±â
ºí·Î±×¿À¶óŬ
2004-07-28 ¿ÀÈÄ 10:58:20 
Ãâó : sheel99 ´Ô
1) ÃÑ ¸Þ¸ð¸® »ç¿ë·®ÀÌ ¸¹Àº SQL (»óÀ§ N°³)
SELECT BUFFER_GETS,DISK_READS,EXECUTIONS,SQL_TEXT
FROM (SELECT BUFFER_GETS,DISK_READS,EXECUTIONS,SQL_TEXT
FROM V$SQLAREA
ORDER BY BUFFER_GETS DESC )
WHERE ROWNUM <= :p_rank

2) Æò±Õ ¸Þ¸ð¸® »ç¿ë·®ÀÌ ¸¹Àº SQL (»óÀ§ N°³)
SELECT BUFFER_GETS,DISK_READS,
EXECUTIONS,BUFFER_PER_EXEC,SQL_TEXT
FROM ( SELECT BUFFER_GETS,DISK_READS, EXECUTIONS,
BUFFER_GETS/DECODE(EXECUTIONS,0,1,EXECUTIONS) BUFFER_PER_EXEC,
SQL_TEXT
FROM V$SQLAREA
ORDER BY BUFFER_GETS/DECODE(EXECUTIONS,0,1,EXECUTIONS) DESC )
WHERE ROWNUM <= :p_rank

3) ¸Þ¸ð¸®, µð½ºÅ© »ç¿ë·®ÀÌ ÀÏÁ¤ ±âÁØÄ¡¸¦ ³ÑÀº SQL
SELECT BUFFER_GETS,DISK_READS,
EXECUTIONS,BUFFER_GETS/EXECUTIONS,SQL_TEXT
FROM V$SQLAREA
WHERE BUFFER_GETS > :p_val1
OR DISK_READS > :p_val2
OR EXECUTIONS > :p_val3
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[Æß] [Æß] ¿À¶óŬ¿¡¼­ ÀÛ¼ºµÈ ÇÁ·Î½ÃÀúÀÇ ½ºÅ©¸³Æ® ³»¿ë º¸±â
ºí·Î±×¿À¶óŬ
2004-07-28 ¿ÀÈÄ 10:57:56 
Ãâó : sheel99 ´Ô
SQL>select * from user_objects where object_type = 'PROCEDURE';
 
SQL>select text from user_source where name = upper('ÇÁ·Î½ÃÁ®¸í');
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Æ®·¢¹éº¸³»±â :
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[Æß] tablespace °ü¸®
ºí·Î±×¿À¶óŬ
2004-07-28 ¿ÀÈÄ 10:57:33 
Ãâó : sheel99 ´Ô
--------------------------------------------------------------
* Tablespace »óꝰæ
--------------------------------------------------------------

  alter tablespace À̸§ online;
  alter tablespace À̸§ offline normal;
  (system tablespace, Ȱ¼º·Ñ¹é¼¼±×¸ÕÆ®¸¦ °¡Áø tablespace´Â offlineÇÒ¼ö¾ø´Ù.)

 
--------------------------------------------------------------
* Tablespace »èÁ¦¼ø¼­
--------------------------------------------------------------
   1. alter tablespace À̸§ offline normal;
   2. drop tablespace À̸§ including contents cascade constraints;
   3. OS »ó¿¡¼­ Á÷Á¢ ÇØ´ç µ¥ÀÌŸÆÄÀϵéÀ» »èÁ¦.

 
--------------------------------------------------------------
* Tablespace Å©±âº¯°æ
--------------------------------------------------------------

   - tablespace¿¡ µ¥ÀÌŸÆÄÀÏ Ãß°¡.
     (alter tablespace À̸§ add datafile `µ¥ÀÌŸÆÄÀÏÀý´ë°æ·Î` size 100M;)

   - tablespace¿¡ ÀÖ´Â µ¥ÀÌŸÆÄÀÏÀÇ Å©±â º¯°æ (¼öµ¿)
     (alter database datafile `µ¥ÀÌŸÆÄÀÏÀý´ë°æ·Î` resize 100M;)
     (Ãà¼ÒÇÏ´Â °æ¿ì´Â µ¥ÀÌŸ°¡ µé¾î ÀÖ´Â °æ¿ì ÇÏÇѼ± ÀÌÇÏ·Î ³»·Á°¡Áö´Â ¾Ê´Â´Ù.)

   - tablespace¿¡ ÀÖ´Â µ¥ÀÌŸÆÄÀÏÀÇ Å©±â º¯°æ (ÀÚµ¿)
     (alter database datafile `µ¥ÀÌŸÆÄÀÏÀý´ë°æ·Î` autoextend on next 10M maxsize 200M;)

 
--------------------------------------------------------------
* Datafile À̵¿
--------------------------------------------------------------

  - alter tablespace ¸í·É¾î »ç¿ë
    (ºñsystem tablespace ÀÇ µ¥ÀÌŸÆÄÀÏ À̵¿)
    (tablespace´Â offline»óÅ¿©¾ß ÇÑ´Ù)
    1. alter tablespace À̸§ offline normal;
    2. OS »ó¿¡¼­ Á÷Á¢ ÇØ´ç µ¥ÀÌŸÆÄÀÏÀ» copy, move ÇÑ´Ù.
    3. alter tablespace À̸§ rename datafile `¿øº»dataÆÄÀÏÀý´ë°æ·Î` to `¿Å±ædataÆÄÀÏÀý´ë°æ·Î`;
    4. alter tablespace À̸§ online;

 
  - alter database ¸í·É¾î »ç¿ë
    (system tablespace, ºñsystem tablespaceÀÇ µ¥ÀÌŸÆÄÀÏ À̵¿¿¡ µÑ´Ù »ç¿ë°¡´É)
    (oracle mount »óÅ¿©¾ß ÇÑ´Ù)
    1. ¿À¶óŬ Á¾·á.
    2. OS »ó¿¡¼­ Á÷Á¢ ÇØ´ç µ¥ÀÌŸÆÄÀÏÀ» copy, move ÇÑ´Ù.
    3. ¿À¶óŬ ¸¶¿îÆ®ÇÑ´Ù.
    4. alter database rename file `¿øº»µ¥ÀÌŸÆÄÀÏÀý´ë°æ·Î` to `¿Å±æµ¥ÀÌŸÆÄÀÏÀý´ë°æ·Î`;
    5. ¿À¶óŬ ¿ÀÇÂ.

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