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¡ßUnix/DB/JVM/Etc
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Áú¹®Àº [¹¯°í´äÇϱâ]¶õ¿¡¸¸ ¿Ã·ÁÁÖ¼¼¿ä









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[ÃÖ±Ù ¿Ã¶ó¿Â ±Ûº¸±â] °Ë»ö¾î:
 JavaResource | API Tips | Open Source | APM | ApplicationServer | Unix/DB/JVM/Etc | Q&A/Help
¡ß Java Resources
--------------------
- °øÁö»çÇ×
- ÃÖ±Ù IT ¼Ò½Ä
- ¼¼¹Ì³ª¼Ò½Ä
- À̺¥Æ® & ÇÁ·Î¸ð¼Ç

- Ãßõ¹®¼­(2006)
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- Ãßõ¹®¼­(±¸)

- °ü·Ã »çÀÌÆ®

- ¹¯°í´äÇϱâ @
- ¹¯°í´äÇϱâ-BACKUP @
- ±â¼ú Åä·ÐÀå @
- ÀÏ¹Ý Åä·ÐÀå @
- »çȸ Åä·ÐÀå @


- ÇÁ·ÎÁ§Æ®½Ç¹«ÄÁ¼³ÆÃ@

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- Àǰ߳ª´®ÅÍ/Àâ´ã

- ÀÚ¹Ù¼­ºñ½º³ÝÀº...
¡ß Java API Tips
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- Web ÀϹÝ

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(JServ,Tomcat,JRun,..)
¡ß Open Source
----------------------
- Eclipse/Plugin
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- JDF Framework
  - Download / API

- Open Source Q&A
* ¿ÀǼҽº °Ô½ÃÆÇ
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¡ßApplicationServer
-------------------- 
- ¾îÇø®ÄÉÀ̼Ǽ­¹ö

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¡ßUnix/DB/JVM/Etc
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- DataBase
- JDBC @

- JVM/JDK Issue
- ±âŸ ÀÚ·á½Ç
¡ß Q&A/Help
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JDBC(Java Database Connectivity)
  [±Û¸ñ·Ï /½Ã°£¼ø] [´ä±Û¾²±â] [ÇÁ¸°Æ®]   
Á¦¸ñ : [oracle] Äõ¸®¼Óµµ Çâ»ó°ú È¿À²ÀûÀÎ °Ô½ÃÆÇ Äõ¸®
±Û¾´ÀÌ: Ç㱤³²(heogn) 2001/05/13 03:39:44 Á¶È¸¼ö:13935 ÁÙ¼ö:60
½Ç¹«¿¡¼­ ÇØ°áÇÑ ¹®Á¦¸¦ Á¤¸®ÇØ ¿Ã¸³´Ï´Ù.
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Äõ¸®ÀÔ´Ï´Ù. °Ô½Ã¹° ¼ö°¡ 9000°ÇÀ» ³Ñ½À´Ï´Ù.
°Ô½ÃÆÇ ÆäÀÌÁö¸¦ °¡¸é 6~8ÃÊÁ¤µµ ±â´Ù·Á¾ß ùÆäÀÌÁö°¡ ³ª¿É´Ï´Ù.
´ÙÀ½ÆäÀÌÁö·Î À̵¿ÇÒ ¶§µµ °É¸®´Â ½Ã°£Àº ¸¶Âù°¡ÁöÀÔ´Ï´Ù.

DBA ¿Í °°ÀÌ »óÀÇÇϰí Å×½ºÆ®ÇÑ °á°ú Áß¿äÇÑ Â÷ÀÌÁ¡À» ¹ß°ßÇß½À´Ï´Ù.
Äõ¸®ÇÏ´Â Ä÷³À» ÁöÁ¤ÇÏ´À³Ä ¾Æ´Ï¸é * ¸¦ ½á¼­ ¸ðµÎ °¡Á®¿À´À³Ä°¡ Å« ¼º´ÉÀÇ Â÷À̸¦
º¸¿´½À´Ï´Ù. ´Ü¼øÈ÷ order by °¡ µé¾î°¡¸é Á¤·Ä(sorting) ¶§¹®¿¡ ´À·ÁÁö´Â °ÍÀ¸·Î ¾Ë°í
ÀÖ¾ú´Âµ¥ 6ÃÊ ÀÌ»ó °É¸®´ø Äõ¸®°¡ ´Ü 0.2 Ãʸ¸¿¡ ÇØ°áµÇ¾ú½À´Ï´Ù.

select *
from pm2000_qna order by record_no desc, record_depth

¿Í 

select record_number, record_no, record_depth, record_depthno, record_title,
record_writer, writer_email, to_char(record_date,'yyyy/mm/dd') record_date, 
read_count 
from pm2000_qna 
order by record_no desc, record_depth

´Â Å« Â÷À̶ó´Â ¶æÀÔ´Ï´Ù.

±×¸®°í,
È¿À²ÀûÀÎ dbÁ¢¼ÓÀ» À§Çؼ­ °Ô½Ã¹° ¸ù¶¥ °¡Á®¿Í¼­ rs.next() ·Î µ¹·Á¼­ À§Ä¡¸¦ ã´Â °Í
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¿©·¯ °÷¿¡¼­ Åä·ÐµÇ°í ÀÖ´Â ÁÙ ¾Ð´Ï´Ù.
¿À¶óŬ¿¡¼­´Â rownum ÀÌ ÀÖÁÒ. ¾î°ÅÁö·Î ¾²´Â °Í °°Áö¸¸ ¾î¿ ¼ö ¾øÁÒ. ¸Ó¸®¸¦ ±¼¸®´Â 
¼ö¹Û¿¡¿ä.
^^; ¼ö°í¸¦ Á» ´ú¾îµå¸®¸é ÁÁ°Ú½À´Ï´Ù. 

select * from (
  select * from (
    select record_no, record_depth, record_depthno, record_title, record_writer, 
    writer_email, to_char(record_date,'yyyy/mm/dd') record_date,  read_count 
    from pm2000_qna order by record_no desc, record_depth
  ) where rownum <= ? order by rownum desc 
) where rownum <= ? order by rownum desc

jsp ¿¡¼±
pstmt.setInt(1,(pageNo+1)*pageSize);  // pageNo´Â 0ºÎÅÍ..
pstmt.setInt(1,pageSize);
·Î ÇØÁÖ¸é µË´Ï´Ù.
ÀÏ´Ü sqlplus ¿¡¼­ Å×½ºÆ® ÇØº¸½Ê½Ã¿À.

¾ÆÁÖ ¼ÓÀÌ ½Ã¿øÇÏ´õ±º¿ä.

ºÎ·ÏÀ¸·Î mysql ¹öÀüÀÔ´Ï´Ù.
select record_no, record_depth, record_depthno, record_title, ...
from pm2000_qna order by seq desc limit ?, ?

jsp¿¡¼±
pstmt.setInt(1,pageNo*pageSize);  // pageNo´Â 0ºÎÅÍ..
pstmt.setInt(1,pageSize);

ÇÏ½Ã¸é µË´Ï´Ù.
ÁÁÀº ÇÏ·ç µÇ½Ê½Ã¿À.
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http://okjsp.pe.kr  kenu
Á¦¸ñ : Re: [oracle] Äõ¸®¼Óµµ Çâ»ó°ú È¿À²ÀûÀÎ °Ô½ÃÆÇ Äõ¸®
±Û¾´ÀÌ: ÀÌÈ£ÇÑ(miplus) 2001/05/15 01:33:33 Á¶È¸¼ö:3906 ÁÙ¼ö:16
record_no¿Í record_depth¿¡ °áÇÕÀ妽º¸¦ ¸¸µé¸é ´õ »¡¶óÁö°Ú±º¿ä.
±×¸®°í °¡´ÉÇÏ´Ù¸é record_no´Â 
±ÛÀÌ µî·ÏµÉ ¶§¸¶´Ù °ªÀ» Áõ°¡½ÃŰÁö ¸»°í °¨¼Ò½ÃŰ¸é ´õ »¡¶óÁú°Ì´Ï´Ù.
¿¹¸¦ µé¾î 0ºÎÅÍ ½ÃÀÛÇØ¼­ °è¼Ó 1¾¿ »©´Â°ÅÁÒ.
0
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-2
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ÀÌ·¸°Ô Çϸé order by record_no desc ¸¦ ÇØ ÁÙ ÇÊ¿ä¾øÀÌ ±×³É order by record_noÇÏ¸é µÇÁÒ.
ÀÌ»ó mysql¿¡¼­µµ »ç¿ëÇÏ´Â ¹æ¹ýÀ̾ú½À´Ï´Ù.

Á¦¸ñ : Re: [oracle] Äõ¸®¼Óµµ Çâ»ó°ú È¿À²ÀûÀÎ °Ô½ÃÆÇ Äõ¸®
±Û¾´ÀÌ: ·çŰ(guest) 2001/05/15 10:52:01 Á¶È¸¼ö:3574 ÁÙ¼ö:21
Á¦°¡ ¾²´Â query¹® ÀÔ´Ï´Ù. ÀÌ°Ô Á» ´õ ºü¸£Áö ¾ÊÀ»±î¿ä?
¹°·Ð, indexÀ» »ç¿ëÇÏ´Â ¹æ¹ýÀÌ ÃÖ¼±ÀÇ ¹æ¹ýÀÔ´Ï´Ù.

cursor_pos=((pagenum - 1) * NumberOfArticlePerPage) + 1;
pstmt=db.prepareStatement("select no,ndate,name,email,title,text,refer,recnt," +
 "rede,rnum from (select /*+ index_desc(board BOARD_NO_PK) */ no,"+
 "to_char(ndate,'YYYY-MM-DD AM HH24:MI:SS') as ndate,name,email,title," +
 "text,refer,recnt,rede,rownum as rnum from board where sorting=0) "+
 "where rnum between ? and  ?");  
pstmt.setInt(1,cursor_pos);
pstmt.setInt(2,(cursor_pos + NumberOfArticlePerPage -1));

¹°·Ð, oracle¿¡ ±¹ÇÑµÈ ¹æ¹ýÀÔ´Ï´Ù.
Àú´Â ÀÏ´Ü ´äº¯ÀÌ ¾ø´Â °Ô½Ã¹°¸¸ query¸¦ ¸ÕÀú Çϱ⶧¹®¿¡, where sorting=0 ºÎºÐÀÌ
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»ç¿ëÇØ¾ß µÉ°Í °°³×¿ä.
ÇöÀç, 10000°ÇÀÌ ³Ñ´Â °Ô½Ã¹°À» °¡Áö°í Å×½ºÆ®Çϰí ÀÖÁö¸¸, ¸Å¿ì(?) ¸¸Á·ÇÒ ¼öÁØÀÇ
¼ÓµµÀÔ´Ï´Ù. Å×½ºÆ® ÁÖ¼Ò : http://210.110.158.78/java/list.jsp
±×·³...
Á¦¸ñ : Re: [oracle] Äõ¸®¼Óµµ Çâ»ó°ú È¿À²ÀûÀÎ °Ô½ÃÆÇ Äõ¸®
±Û¾´ÀÌ: ±Ç¿ëÈÆ(Rainman1) 2001/05/15 10:52:22 Á¶È¸¼ö:4042 ÁÙ¼ö:34
Âü°í·Î order by a desc, b¿¡¼­ °¡Àå Å« ¹®Á¦°¡ ¹ß»ýÇÕ´Ï´Ù.
¾Õ¿¡¼­ ¸»¾¸Çϼ̴ø °Íó·³ desc¸¦ ¿ì¼± »©±â À§Çؼ­ insert½Ã¿¡ max value¿¡¼­ °ªÀ»
°¨¼Ò½Ã Ű´Â ¹æ½ÄÀ» äÅÃÇÏ¼Å¾ß Çϰí, ¿©±â¿¡ index ÈùÆ®¸¦ »ç¿ëÇϽÉÀº ¹°·ÐÀÔ´Ï´Ù.

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Àúµµ ¿©·¯¹ø ½Ãµµ´Â ÇØºÃÁö¸¸ Á¦´ë·Î ¾ÊµÇ´Â±º¿ä.
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ÇØ¾ßÇÏ´Â ¾Ë°í¸®ÁòÀÔ´Ï´Ù.
group id¿Í depth+sequence codeÀÇ ¾Ë°í¸®ÁòÀÌ Á÷°üÀûÀ̰í ÁÁ±ä ÇÏÁö¸¸, ¹æ¹ýÀ» Á»
´Þ¸®ÇÏ¼Å¾ß ´õ ÁÁÀ» µí ÇÕ´Ï´Ù.
±× ¾Ë°í¸®ÁòÀÌ ´ëºÎºÐ 10000°Ç´ë¿¡¼­ ¹®Á¦°¡ ¹ß»ýÇÕ´Ï´Ù. ÇØ°áÇϽô ºÐµéÀº query¸¦
³ª´©°Å³ª, À妽º °É°í ÇØ¼­ ÇØ°áÇÏÁö¸¸, ¿ª½Ã³ª ¼ö¸¸°Ç´ë¿¡ ¹®Á¦¿¡ ºÎµúÈ÷°Ô µË´Ï´Ù.

±Ùº»ÀûÀÎ ¾Ë°í¸®Áò ¹®Á¦·Î µ¹¾Æ°¡¼­, »ç¿ëÀÚÇÑÅ× º¸À̱â À§ÇÑ depth¿Í group code,
pmkey, partial scanÀ» À§ÇÑ columnµîÀÇ ÀåÄ¡¸¦ ¸¸µé¾î µÎ´Â ¹æ¹ýµµ ³ª»ÚÁö ¾Ê½À´Ï´Ù.
hirarchical query¿¡ ´ëÇÑ °íÂûÀ» ÇßÀ» °æ¿ì¿¡´Â tree°¡ Ä¿Áú¼ö·Ï ÆÛÆ÷¸Õ½º´Â µÞºÎºÐ¿¡¼­
»ó´çÈ÷ ¶³¾îÁý´Ï´Ù. ¿¹¸¦µé¸é 1-10000°Ç »çÀÌ´Â 0.xÃÊ´ëÀ̰í, ¼ö¸¸°Ç¿¡¼­´Â ¼öÃÊ, ±×
À̻󿡼­´Â ¼ö½ÊÃÊ ÀÔ´Ï´Ù.
À妽º¿Í queryÀß ¿«¾îÁÖ¸é ¼º´ÉÀº ¸»·Î ´Ù ÇÒ ¼ö ¾øÀ» ¸¸Å­ °³¼±ÀÌ µÇ±äÇÏÁö¸¸, ¹®Á¦µµ
ÀÖ½À´Ï´Ù.
connect by·Î Ÿ°í³ª°¡´Â Äõ¸®ÀÇ DB°¡ Áß°£¿¡ »èÁ¦·Î ±¸¸ÛÀÌ ³ª¸é, ´Ù½Ã À̾îÁà¾ß ÇѴٰųª, 
Áß°£ºÎÅÍ µÚ³ª ¾ÕÀ¸·Î ã¾Æ³ª°¡´Â °æ¿ì, ±×¸®°í DB°¡ ƯÁ¤·ÎÁ÷¿¡ ¾ô¸ÞÀÌ°Ô µÈ´Ù´Â Á¡ÀÔ´Ï´Ù.

¿©ÇÏÆ° ¾÷µ¥ÀÌÆ® ¾ø´Â ´äº¯Çü °Ô½ÃÆÇÀÇ ÃÊÁ¡Àº partial scanÀ» À§ÇÑ ÀåÄ¡°¡ ÀÖ´Ù ¾ø´ÙÀÔ´Ï´Ù. 
Âü°í·Î Áö±Ý »ç¿ëÇϽô ¾Ë°í¸®ÁòÀº '¾ø´Ù'ÀÔ´Ï´Ù.

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Çϳª µÎ¼Å¼­, ÆÛÆ÷¸Õ½º¸¦ ³ô¿©º¸½Ã±â ¹Ù¶ø´Ï´Ù. ¾Æ´Ï¸é ±Ùº»ÀûÀ¸·Î ´äº¯ÇüÀ̶ó´Â °ÍÀÇ
¸®½ºÆÃÀÌ ±×¸® ÁÁÀº ÄÉÀ̽º°¡ ¾Æ´Ï¹Ç·Î, otnÀÇ q&a¿Í °°ÀÌ ÇØ´çÇÏ´Â ±Û¿¡ °üÇÑ ´äº¯Àº
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Àְڳ׿ä..
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Á¦°¡ ÇÁ·Î±×·¥À» Çϸ鼭 ÀÌ Äõ¸®¸¦ ÀÌ¿ëÇØ¼­ »ç¿ëÇØ º¸´Ï°¡.. µ¥ÀÌÅÍ ¾çÀÌ ¾ÆÁ÷

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°á°ú°¡ .. Á¦´ë·Î Á¤¿­ÀÌ ¾ÈµÇ´õ±º¿ä...

Áï, ¿À¶óŬ 8.1.6¿¡¼­´Â "order by rownum desc" ÀÌ ºÎºÐÀÌ Á¦´ë·Î ¾ÈµÇ´Â°Í

°°´õ±º¿ä...

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¾Æ·¡ ó·³ ¼öÁ¤Çؼ­ ¹®Á¦¸¦ ÇØ°áÇß½À´Ï´Ù.

(ÀÌ ÄÚµå´Â Á¦°¡ ½ÇÁ¦·Î »ç¿ëÇÑ Äڵ带 Àç ±¸¼º ÇÑ °ÍÀÔ´Ï´Ù.)

select DocumentNo, seqNum 
    from 
    (
        select DocumentNO, rownum seqNum 
            from 
            (
                select DocumentNo
                    from Board  
                        order by CreateDate desc
            )
            where rownum <= ? 
    )
    where seqNum >= ?

// pageNo´Â 1 ºÎÅÍ
// listMax´Â ÆäÀÌÁö¿¡ º¸¿©ÁÙ ¸®½ºÆ® ¼ö
pstmt.setInt(1, pageNo * listMax);
pstmt.setInt(1, (pageNo-1)*listMax+1);

ÀÌ·¸°Ô ¼öÁ¤Çϴϱî... ¿À¶óŬ 8.1.5¿Í 8.1.6¿¡¼­ µ¿ÀÏÇÑ °á°ú°¡ ³ª¿À´õ±º¿ä.
Á¦¸ñ : Re: Á¦°¡ TEST ÇØº¸´Ï ¾ÊµÇ´Âµ¥¿ä?
±Û¾´ÀÌ: ÀÌ»ó¿ø(guest) 2001/06/23 12:55:15 Á¶È¸¼ö:1438 ÁÙ¼ö:5
Àú ¿ª½Ã ¿À¶óŬ¿¡¼­ ÆäÀÌ¡ÇÏ´Â°Í ¶§¹®¿¡ °í¹ÎÀ» Çϰí Àִµ¥¿ä.
Á¦°¡ ¾Ë±â·Ð SUBQUERY ¿¡¼­´Â ORDER BY¸¦ »ç¿ëÇÒ ¼ö ¾ø´Â°É·Î ¾Ë°í Àְŵç¿ä.
¿Ã·Á³õÀ¸½Å SQL¹®À» ½ÇÇàÇÏ¸é ¿¡·¯°¡ ³ª´Âµ¥
¿À¶óŬÀÇ °æ¿ì°¡ ¸Â´ÂÁö ±Ã±ÀÇϳ׿ä. 
Ȥ½Ã Á¦°¡ À߸ø¾Ë°í ÀÖÀ¸¸é ´äº¯À» ºÎʵ右´Ï´Ù.
Á¦¸ñ : Re: ¿À¶óŬ8.1.5¿Í ¿À¶óŬ8.1.6¿¡¼­ÀÇ Â÷ÀÌ.....
±Û¾´ÀÌ: ¹ÚÁ¤¼®(dspjs) 2001/06/30 22:43:28 Á¶È¸¼ö:1844 ÁÙ¼ö:64
ÀúÀÇ ±ÛÀ» Àо°í Å×½ºÆ® ÇÏ½ÅµÚ ¿¡·¯°¡ ¹ß»ýÇÏ´Ù°í ÇϽŠºÐÀÌ °è¼Å¼­ 

´Ù½Ã ±ÛÀ» ¿Ã¸³´Ï´Ù.

Á¦°¡ ¿Ã¸° ±ÛÀÇ Äõ¸®¹®À» Á¦°¡ ´Ù½Ã ½ÇÇàÀ» ÇØº¸´Ï±î.. ¾Æ¹«·± ¹®Á¦°¡ ¾ø¾ú°í¿ä

±×¸®°í.. ÀÌ Äõ¸®´Â Á¦°¡ ½ÇÁ¦·Î ÇÁ·ÎÁ§Æ®¸¦ ¼öÇàÇϸ鼭 »ç¿ëÇϰí ÀÖ´Â Äõ¸®À̱⵵

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SQL> select DocumentNo, seqNum 
  2      from 
  3      (
  4          select DocumentNO, rownum seqNum 
  5              from 
  6              (
  7                  select DocumentNo
  8                      from Order
  9                          order by CreateDate desc
 10              )
 11              where rownum <= 10 
 12      )
 13      where seqNum >= 1
 14  ;

DOCUMENTNO                                   SEQNUM
---------------------------------------- ----------
20010630-2125                                     1
20010630-2124                                     2
20010629-2123                                     3
20010629-2122                                     4
20010629-2121                                     5
20010629-2120                                     6
20010629-2119                                     7
20010629-2118                                     8
20010629-2113                                     9
20010629-2114                                    10

10 rows selected.

Ȥ½Ã.. ±×·¡µµ.. ÀÌ Äõ¸®°¡ ¾È µÇ´Â ºÐÀÌ ÀÖ´Ù¸é.. ¹öÁ¯ÀÌ ´Ù¸¦ °æ¿ì 

¹öÀüÀÇ ¹®Á¦°¡ ¾Æ´Ñ°¡ »ý°¢µË´Ï´Ù.

=======================================================
Ã߽Š: Áö±ÝÀº ÀÌ Äõ¸®¸¦ MS-SQL2000À¸·Î ¼öÁ¤Çϰí Àִµ¥ MS-SQL¿¡´Â

       ¿À¶óŬÀÇ rownum°°Àº °ÍÀÌ ¾ø´õ±º¿ä...

       ±×·¡¼­.. Àӽà Å×À̺í°ú identity¿Í ÀúÀå ÇÁ·Î½ÃÀú¸¦ ÀÌ¿ëÇØ¼­ ÇØ°áÇßÁö¿ä.

       Á¦°¡ ´ÙÀ½ÁÖ ºÎÅÍ µ¿¿ø ¿¹ºñ±º ÈÆ·ÃÀÌ¶ó¼­ ´Ù³à¿À´Âµ¥·Î 

       MS-SQL¿¡¼­ ÇØ°áÇÑ ¹æ¹ýµµ ±Û·Î ¿Ã¸®Áö¿ä...

       ±×·³ ÁÁÀº ÁÖ¸» µÇ½Ã°í¿ä.. Àú´Â ¿À´Ãµµ Áý¿¡ °¡Áö ¸øÇÒ°Í °°±º¿ä...



Á¦¸ñ : Re: ¿À¶óŬ8.1.5¿Í ¿À¶óŬ8.1.6¿¡¼­ÀÇ Â÷ÀÌ.....
±Û¾´ÀÌ: ¼­¹Î±¸(4baf) 2001/11/15 15:07:31 Á¶È¸¼ö:1127 ÁÙ¼ö:44
> ¹°·Ð óÀ½ ±Û¿¡¼­ ¸»Çѵ¥·Î ¿À¶óŬÀº 8.1.6°ú 8.1.5¿¡¼­ Å×½ºÆ® Çߴµ¥..
> ¾Æ¹«·± ¿¡·¯ ¾øÀÌ °á°ú°¡ ³ª¿Ô°í¿ä.. ¾Æ·¡´Â ½ÇÇà °á°ú ÀÔ´Ï´Ù.
> SQL> select DocumentNo, seqNum 
>   2      from 
>   3      (
>   4          select DocumentNO, rownum seqNum 
>   5              from 
>   6              (
>   7                  select DocumentNo
>   8                      from Order
>   9                          order by CreateDate desc
>  10              )
>  11              where rownum <= 10 
>  12      )
>  13      where seqNum >= 1
>  14  ;
> 
> DOCUMENTNO                                   SEQNUM
> ---------------------------------------- ----------
> 20010630-2125                                     1
> 20010630-2124                                     2
> 20010629-2123                                     3
> 20010629-2122                                     4
> 20010629-2121                                     5
> 20010629-2120                                     6
> 20010629-2119                                     7
> 20010629-2118                                     8
> 20010629-2113                                     9
> 20010629-2114                                    10
> 
> 10 rows selected.
> 
> Ȥ½Ã.. ±×·¡µµ.. ÀÌ Äõ¸®°¡ ¾È µÇ´Â ºÐÀÌ ÀÖ´Ù¸é.. ¹öÁ¯ÀÌ ´Ù¸¦ °æ¿ì 
> ¹öÀüÀÇ ¹®Á¦°¡ ¾Æ´Ñ°¡ »ý°¢µË´Ï´Ù.

À§¿¡ ÀûÀ¸½Å ¼­ºêÄõ¸®³»ÀÇ order by´Â ¿À¶óŬ 8±îÁö´Â Áö¿øÀÌ ¾ÈµÇ¸ç
¿À¶óŬ 8iÀÌ»óºÎÅÍ Áö¿øµË´Ï´Ù. ¾Õ¿¡ ÀûÀ¸½ÅºÐÀº ¾Æ¸¶ ¿À¶óŬ 8Àϰ̴ϴÙ.

¿À¶óŬ 8ÀÌÇÏ¿¡¼­ ¼­ºêÄõ¸®³»¿¡ Á¤·ÄÀ» ÇϽŴٸé group by¸¦ »ç¿ëÇÏ¿© order by
È¿°ú¸¦ º¸´Â ¼ö ¹Û¿¡ ¾ø½À´Ï´Ù.
-----------------------------------------------
OCP, SCJP
Software Engineer
Seo, Min-Koo(4baf@dreamwiz.com)
Á¦¸ñ : Re: [oracle] Äõ¸®¼Óµµ Çâ»ó°ú È¿À²ÀûÀÎ °Ô½ÃÆÇ Äõ¸®
±Û¾´ÀÌ: Neo.L(guest) 2001/12/03 01:31:37 Á¶È¸¼ö:1538 ÁÙ¼ö:10
Order By record_no Asc °ú Order By record_no Desc ¿Í Â÷À̰¡ ÀÖÀ»±î¿ä?

0  1  2  3  4 ¸¦ Desc·Î Á¤·ÄÇÒ¶§..
0 -1 -2 -3 -4 ¸¦ Asc·Î Á¤·ÄÇÒ¶§..

µÑ´Ù Á¤·ÄȽ¼ö(½Ã°£) ¶È°°½À´Ï´Ù..

ASC, DESC ¶ó¼­°¡ ¾Æ´Ï¶ó.. Á¤·ÄÀÚü°¡ ´À¸°°ÍÀÌÁö¿ä..

Á¦¸ñ : Re: Analysis functionÀ» Ȱ¿ëÇØ º¸½ÃÁö¿ä[¿À¶óŬ Á¦ÇÑ]
±Û¾´ÀÌ: fepest(guest) 2008/10/20 17:51:16 Á¶È¸¼ö:2643 ÁÙ¼ö:19
   SAMPLE SQL -> ibatis ¼öÁ¤º»(ÇÙ½ÉÀº À̰ÍÀÌ ¾Æ´ÏÁö¸¸ ÀÌÇØ µµ¿ò»ó)
[
	SELECT *
    	  FROM (
            SELECT /*+ INDEX_DESC(A DTXDOCP) */
                   ROW_NUMBER() OVER(ORDER BY :ORDERBY) AS ROW_NO
                 , COUNT(*) OVER()   as ROW_COUNT -->page°è»ê¿ë
                 , A.SEQ             as SEQ_NO
                 , A.SITE_ID         as SITE_ID
                 , A.TITLE           as TITLE
                 , A.CONTNETS        as CONTENTS
              FROM DTXDOC A
             WHERE A.SITE_ID = :SITE_ID
               )
         WHERE ROW_NO BETWEEN :STAR_ROW AND :END_ROW

]
    
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