¹Ù·Î°¡±â

Áñ°Üã±â 

[IT]

SQL Ȥ½Ã ÀßÇϽôºÐ?

rank ¿¡À̵帮¾ð¼ÎÆÛµå 2017-10-14 (Åä) 23:40 Á¶È¸ : 903 Ãßõ : 1  
¿äÁò¿¡ SQLÀ» ¹è¿ì´Â Àç¹Ì°¡µé·Á¼­ ¹®Á¦¸¦ Ǫ´Âµ¥ µ¶ÇÐÀ¸·Î ÇÏ´Ùº¸´Ï±î ±Ã±ÝÇÑÁ¡ÀÌ ÀÖ³×¿ä ¤¾¤¾

ÇÁ·ÎÁ§Æ®¸íÀÌ 'A'ÀÎ ÇÁ·ÎÁ§Æ®¿¡ Âü¿©ÇÏ°í ÀÖ´Â »ç¿øÀÇ À̸§(name)°ú ºÎ¼­¸í(dept)À» °Ë»öÇ϶ó

¶ó´Â ¹®Á¦¿¡¼­

Á¦°¡ Ç®¾î³½ ´ä¾ÈÀº

select name, dept
from department, employee
where department.dept=employee.name and  assign project_name'=A';

Àε¥ Ȥ½Ã Ʋ¸°Á¡ÀÌ ÀÖÀ»±î¿ä?

Çؼ³ÀÌ ¾È³ª¿ÍÀճ׿ä ÀÌÃ¥ÀÌ 
MORPG ¼÷·Ã°¡. Çѹø ½ÃÀÛÇÑ °ÔÀÓÀº ¿À·¡ ÇÏ´Â °æÇâÀÌ ÀÖ´Ù.
³Ý»ó Á¿ì¸íÀº º£Å¸ºÎÅÍ ¼·Á¾±îÁö.
image
´ñ±Û 9°³
´ñ±Û¾²±â
rankµ¿¿ø°è¿ø 2017-10-14 (Åä) 23:51
¸ÕÀú Å×À̺íÀ» ¾Ë¾Æ¾ß Ç® ¼ö ÀÖ´Â ¹®Á¦ ¾Æ´Ñ°¡¿ä?
     
       
rank¿¡À̵帮¾ð¼ÎÆÛµå±Û¾´ÀÌ 2017-10-15 (ÀÏ) 00:34
Á¦½ÃµÈ Ç¥°¡Àִµ¥ ±×°É¾È¿Ã·È³×¿ä ÇÏÇÏ;
rankSirNewton 2017-10-15 (ÀÏ) 01:06
¤§
rankQuantee 2017-10-15 (ÀÏ) 01:29
employee,  assign
ÀÌ Å×ÀÌºí¸¸ Á¶ÀÎ(emp_id)ÇÏ¸é µÇ°Ú³×¿ä.
rankelmore 2017-10-15 (ÀÏ) 03:47
select em.name, em.dept
from employee em
      , assign as
where em.emp_id = as.emp_id
  and as.project_name='A'
rankÀÚºüÆ®·Á 2017-10-15 (ÀÏ) 04:35
ÀÌ·±°Å Ã¥À¸·Î ¹®Á¦Ç®ÀÌ? µµ¿òÀÌ µÇ³ª¿ä?
±×³É Á÷Á¢ µðºñ ¸¸µé°í Äõ¸®¹® À̸®Àú¸® ¸¸µé¾î¼­ ÇغÁ¾ßÇϴ°Š¾Æ´ÑÁö
     
       
rank¿¡À̵帮¾ð¼ÎÆÛµå±Û¾´ÀÌ 2017-10-15 (ÀÏ) 12:07
°¨°¢À» ÀÌÅ°´Âµ¥´Â ¿¬½À¹®Á¦¸¸ÇÑ°Ô ¾ø´Ù°í »ý°¢ÇÕ´Ï´Ù(ÁÖ°üÀû)
rankºóÃ÷ 2017-10-16 (¿ù) 17:10
SELECT
A.name , A.dept
FROM employee A ,  assign B
WHERE  A.emp_id = B.emp_id
AND B.project_name = 'A'
rank¿¡À̵帮¾ð¼ÎÆÛµå±Û¾´ÀÌ 2017-10-17 (È­) 08:31
´äº¯ ´Þ¾ÆÁÖ½ÅºÐµé °¨»çÇÕ´Ï´Ù!. °øºÎÇϴµ¥ Âü°í°¡ ¸¹À̵Ǿú½À´Ï´Ù.
¿¬½À¹®Á¦¸¦ ¸¹ÀÌÇ®¾îºÁ¾ß ÇÒ°Í°°½À´Ï´Ù.

¹øÈ£ Á¦¸ñ ±Û¾´ÀÌ ³¯Â¥ ¡èÃßõ ¡èÁ¶È¸
°Ë»öµÈ °Ô½Ã¹°ÀÌ ¾ø½À´Ï´Ù.
°Ë»öÀº 2õ°Ç ´ÜÀ§·Î ²÷¾î¼­ °Ë»öµÇ¿À´Ï
°è¼ÓÇؼ­ °Ë»öÀ» ¿øÇÏ½Ã¸é ¾Æ·¡ ´ÙÀ½°Ë»ö ¹öÆ°À» ´­·¯ÁÖ¼¼¿ä.
´ÙÀ½°Ë»ö
¸Ç À§·Î
¸Ç ¾Æ·¡·Î

°øÀ¯Çϱâ

ÀÌÅä·£µå ·Î°í

°èÁ¤ ã±â ȸ¿ø°¡ÀÔ
¼Ò¼È·Î±×ÀÎ