Oracle/MySQL °ü·Ã °Ô½ÃÆÇ

2002/08/05(15:22) from 210.117.182.162
ÀÛ¼ºÀÚ : °­ÁÙ±â (jkkang65@hanmail.net) Á¶È¸¼ö : 4218 , ÁÙ¼ö : 236
Re: [MySQL] »õ·Î¿î »ç¿ëÀÚ µî·Ï ¹× ±ÇÇÑÁöÁ¤
6.8 Ãʱâ mysql ±ÇÇѼ³Á¤

mysqlÀ» ¼³Ä¡ÇÏ°í ³ª¼­, mysql_install_db ½ºÅ©¸³Æ®¸¦ ½ÇÇàÇؼ­ Ãʱâ Á¢±Ù ±ÇÇÑÀ» ¼³
Á¤ÇØ¾ß ÇÑ´Ù. 4.7.1 [Quick install] Âü°í. mysql_install_db ½ºÅ©¸³Æ®´Â mysqld ¼­¹ö
¸¦ ½ÃÀÛÇÏ°í, ´ÙÀ½°ú °°ÀÌ ½ÂÀÎ Å×À̺íÀÇ ±ÇÇÑÀ» ÃʱâÈ­ÇÑ´Ù:

- mysql root »ç¿ëÀÚ´Â ½´ÆÛÀ¯ÀúÀÌ¸ç ¸ðµç °ÍÀ» ÇÒ ¼ö ÀÖ´Ù. ·ÎÄà ȣ½ºÆ®¿¡¼­¸¸ ¿¬°á
ÇÒ ¼ö ÀÖ´Ù.
ÁÖÀÇ : óÀ½¿¡ root ºñ¹Ð¹øÈ£´Â ºñ¾îÀÖ´Ù. ±×·¡¼­ ´©±¸³ª ºñ¹Ð¹øÈ£¾øÀÌ root·Î ¿¬°á
ÇÒ ¼öÀÖ°í ¸ðµç ±ÇÇÑÀ» ½ÂÀι޴´Ù.

- ÀÍ¸í »ç¿ëÀÚ´Â 'test' ³ª 'test_' ·Î ½ÃÀÛÇÏ´Â µ¥ÀÌÅͺ£À̽º¿¡ ´ëÇÑ ¸ðµç ±ÇÇÑÀ» ½Â
Àι޴´Ù. ¸ðµç »ç¿ëÀÚ°¡ ·ÎÄà ȣ½ºÆ®¿¡¼­ ¿¬°áÇÒ ¼ö ÀÖÀ¸¸ç ÀÍ¸í »ç¿ëÀÚ·Î °£ÁֵȴÙ.

- ´Ù¸¥ ±ÇÇÑÀº °ÅºÎµÈ´Ù. ¿¹¸¦ µé¾î ÀÏ¹Ý »ç¿ëÀÚ´Â mysqladmin shutdown À̳ª
mysqladmin processlist ¸¦ »ç¿ëÇÒ ¼ö ¾ø´Ù.


¼³Ä¡ÇßÀ» ¶§ Ãʱ⠱ÇÇÑÀÌ Æø³Ð°Ô  ¼³Á¤µÇ¾î Àֱ⠶§¹®¿¡ °¡Àå ¸ÕÀú mysql root »ç¿ëÀÚ
ÀÇ ºñ¹Ð¹øÈ£¸¦ ¼³Á¤ÇØ¾ß ÇÑ´Ù. ´ÙÀ½°ú °°ÀÌ ¼³Á¤ÇÏ¸é µÈ´Ù. (PASSWORD() ÇÔ¼ö¸¦ ÀÌ¿ë
ÇØ ºñ¹Ð¹øÈ£¸¦ ¼³Á¤ÇØ¾ß ÇÑ´Ù!):

shell> mysql -u root mysql
mysql> UPDATE user SET Password=PASSWORD('new_password') WHERE user='root';
mysql> FLUSH PRIVILEGES;

or

shell> mysqladmin -u root password new_password
(** PASSWORD() ¶ó´Â ÇÔ¼ö¸¦ »ç¿ëÇÏÁö ¾Ê¾Æµµ µÇ¹Ç·Î Æí¸®ÇÔ. ¶ÇÇÑ SQL¹®¿¡¼­ grant
¸í·ÉÀ» ÀÌ¿ëÇØ ¼³Á¤ÇÒ ¼öµµ ÀÖÁö¿ä **)

ù¹ø° ¹æ¹ýÀ» »ç¿ëÇϸé Á÷Á¢ user Å×À̺íÀÇ ºñ¹Ð¹øÈ£¸¦ ¾÷µ¥ÀÌÆ®ÇÑ´Ù. ÀÌ °æ¿ì ¼­¹ö
°¡ ´Ù½Ã ½ÂÀÎ Å×À̺íÀ» Àеµ·Ï ÇØ¾ß ÇÑ´Ù.(FLUSH PRIVILEGES »ç¿ë). ¿Ö³ÄÇÏ¸é ´Ù¸¥ ¹æ
¹ýÀ¸·Î´Â º¯°æ»çÇ×À» ¾Ë¸± ¼ö ¾ø±â ¶§¹®ÀÌ´Ù.

(** ½ÂÀÎ Å×À̺íÀ» ´Ù½Ã ÀÐÁö ¾Ê¾Æ¼­ ÀÌÀü¿¡ ¼³Á¤Çß´ø ºñ¹Ð¹øÈ£°¡ Á¦´ë·Î ¾ÈµÇ´Â °æ¿ì
°¡ ÀÖÀ» °ÍÀÔ´Ï´Ù. ²À ±â¾ïÇÏ°í ÀÖ¾î¾ßÇØ¿ä **)

rootºñ¹Ð¹øÈ£°¡ ¼³Á¤µÇ¾úÀ¸¸é ¼­¹ö¿¡ rootÁ¢¼ÓÇÒ¶§¸¶´Ù ºñ¹Ð¹øÈ£¸¦ ¸í½ÃÇØ¾ß ÇÑ´Ù.

Ãß°¡·Î ¼Â¾÷À» Çϰųª Å×½ºÆ®ÇÒ ¶§´Â ºñ¹Ð¹øÈ£¸¦ ¼³Á¤ÇÒ ÇÊ¿ä°¡ ¾ø±â ¶§¹®¿¡ root ºñ
¹Ð¹øÈ£¸¦ ºó°ªÀ¸·Î ³²°ÜµÎ°í ½ÍÀ» °ÍÀÌ´Ù. ±×·¸Áö¸¸ ½ÇÁ¦ ÀÛ¾÷À» Çϱâ Àü¿¡´Â ¹Ýµå½Ã
ºñ¹Ð¹øÈ£¸¦ ¼³Á¤Çß´ÂÁö È®ÀÎÇØ¾ß ÇÑ´Ù.

±âº»±ÇÇÑÀ» ¾î¶»°Ô ¼³Á¤ÇÏ´ÂÁö mysql_install_db ½ºÅ©¸³Æ®¸¦ »ìÆ캸ÀÚ. ´Ù¸¥ »ç¿ëÀÚ¿¡
°Ô ±ÇÇÑÀ» ¾î¶»°Ô ¼³Á¤ÇÒÁö ÀÌ°ÍÀ» ±âº»À¸·Î »ç¿ëÇÒ ¼ö ÀÖ´Ù.

À§¿¡¼­ ¼³¸íÇÑ °Í°ú ´Ù¸£°Ô Ãʱ⠱ÇÇÑÀ» ¼³Á¤Çϱ⠿øÇϸé, mysql_install_db ½ºÅ©¸³Æ®
¸¦ ½ÇÇàÇϱâ Àü¿¡ ¼öÁ¤ÇÏ¸é µÈ´Ù.

¿ÏÀüÇÏ°Ô ½ÂÀÎ Å×À̺íÀ» ´Ù½Ã ¸¸µé±â À§ÇØ mysql µ¥ÀÌÅͺ£À̽º¸¦ Æ÷ÇÔÇÏ´Â µð·ºÅ丮
ÀÇ '*ISM' °ú '*.ISD' ÆÄÀÏÀ» Á¦°ÅÇØ¾ß ÇÑ´Ù. (ÀÌ µð·ºÅ丮´Â database µð·ºÅ丮¿¡
¼­ 'mysq''À̶ó´Â À̸§ÀÌ ºÙ¾îÀÖ´Ù. mysqld --help Çؼ­ database µð·ºÅ丮ÀÇ ¸ñ·ÏÀ»
º¼ ¼ö ÀÖ´Ù.) ¿øÇϴ´ë·Î ±ÇÇÑÀ» ¼öÁ¤ÇÑ ÈÄ mysql_install_db ½ºÅ©¸³Æ®¸¦ ½ÇÇàÇÏÀÚ.


6.9 mysql¿¡ »õ·Î¿î »ç¿ëÀÚ ±ÇÇÑ Ãß°¡Çϱâ

µÎ°¡Áö ¹æ¹ýÀ¸·Î »ç¿ëÀÚ¸¦ Ãß°¡ÇÒ ¼ö ÀÖ´Ù : GRANT ¹® »ç¿ë ¶Ç´Â mysql ½ÂÀÎ Å×À̺í
Á÷Á¢ Á¶ÀÛ. GRANT ¹®À» »ç¿ëÇÏ´Â °ÍÀÌ ´õ ¼±È£µÇ´Â ¹æ¹ýÀÌ´Ù.

¾Æ·¡ÀÇ ¿¹Á¦´Â »õ·Î¿î »ç¿ëÀÚ¸¦ ¼³Á¤Çϱâ À§ÇØ ¾î¶»°Ô mysql Ŭ¶óÀ̾ðÆ®¸¦ »ç¿ëÇÏ´ÂÁö º¸¿©ÁØ´Ù. ÀÌ ¿¹Á¦´Â ÀÌÀü¿¡ ¼³¸íÇß´ø°Í°ú °°ÀÌ ±âº»°ª¿¡ µû¶ó ±ÇÇÑÀ» ¼³Á¤ÇÏ´Â °Í
À¸·Î °¡Á¤ÇÑ´Ù. ÀÌ°ÍÀº ¼³Á¤À» ¹Ù²Ù±â À§ÇØ mysqld°¡ ½ÇÇàµÇ°í ÀÖ´Â °°Àº ½Ã½ºÅÛ¿¡ ÀÖ
¾î¾ß ÇÑ´Ù´Â °ÍÀ» ¸»ÇÑ´Ù. (**ÃʱⰪÀº localhost¿¡¼­¸¸ Á¢¼Ó °¡´ÉÇϹǷÎ**) ¶ÇÇÑ
mysql root »ç¿ëÀÚ·Î Á¢¼ÓÇØ¾ß ÇÏ°í root »ç¿ëÀÚ´Â mysql µ¥ÀÌÅͺ£À̽º¿¡ ´ëÇÑ
insert ±ÇÇÑ°ú reload °ü¸®ÀÚ ±ÇÇÑÀÌ ÀÖ¾î¾ß ÇÑ´Ù. root »ç¿ëÀÚÀÇ ºñ¹Ð¹øÈ£¸¦ ¹Ù²Ù¾ú
À¸¸é, ¾Æ·¡¿Í °°ÀÌ mysql ¸í·ÉÇà »óÅ¿¡¼­ ºñ¹Ð¹øÈ£¸¦ ¸í½ÃÇØ¾ß ÇÑ´Ù.

GRANT ¹®À» ÀÌ¿ëÇØ »õ·Î¿î »ç¿ëÀÚ¸¦ Ãß°¡ÇÒ ¼ö ÀÖ´Ù:

shell> mysql --user=root mysql
mysql> GRANT ALL PRIVILEGES ON *.* TO monty@localhost
          IDENTIFIED BY 'password' WITH GRANT OPTION;
mysql> GRANT ALL PRIVILEGES ON *.* TO monty@"%"
          IDENTIFIED BY 'password' WITH GRANT OPTION;
mysql> GRANT RELOAD,PROCESS ON *.* TO admin@localhost;
mysql> GRANT USAGE ON *.* TO dummy@localhost;

À§ GRANT ¹®¿¡¼­´Â ¼¼ ¸íÀÇ »ç¿ëÀÚ¸¦ ¼³Á¤ÇÑ´Ù:

monty : ¾î´À °÷¿¡¼­µç ¼­¹ö¿¡ ¿¬°áÇÒ ¼ö ÀÖ´Â ¿ÏÀüÇÑ ½´ÆÛÀ¯ÀúÀÌÁö¸¸ ºñ¹Ð¹øÈ£¸¦ »ç
¿ëÇØ¾ß ÇÑ´Ù. ¿ì¸®´Â monty@localhost ¿Í monty@"%"¸¦ »ç¿ëÇÑ GRANT ¹®¿¡ ´ëÇؼ­ ¹Ýµå
½Ã ³íÀǸ¦ ÇØ¾ß ÇÑ´Ù. localhost ¸ñ·ÏÀ» Ãß°¡ÇÏÁö ¾ÊÀ¸¸é, mysql_install_db ¿¡ ÀÇÇØ
»ý¼ºµÈ localhost ÀÇ ÀÍ¸í »ç¿ëÀÚ ¸ñ·Ï(µî·Ï?)ÀÌ ·ÎÄà ȣ½ºÆ®¿¡¼­ Á¢¼ÓÇÒ¶§ ¿ì¼±±ÇÀ»
°®´Â´Ù. ¿Ö³ÄÇϸé ÁöÁ¤µÈ Host ÇÊµå °ªÀÌ ÀÖÀ¸¸ç Á¤¿­ ¼ø¼­¿¡¼­ ¸ÕÀú ¿À±â ¶§¹®ÀÌ´Ù. (** ½ÂÀÎ Å×À̺íÀÇ Á¤¿­ ¼ø¼­°¡ ƯÁ¤ÇÑ Host¸¦ ÁöÁ¤ÇÑ °ÍºÎÅÍ ½ÃÀÛÇÏ´Â °ÍÀ» ±â¾ïÇÏÀÚ.

admin : ºñ¹Ð¹øÈ£ ¾øÀÌ localhost¿¡¼­ Á¢¼ÓÇÒ ¼ö ÀÖÀ¸¸ç reload¿Í process °ü¸®ÀÚ ±Ç
ÇÑÀ» ½ÂÀιÞÀº »ç¿ëÀÚ. ÀÌ°æ¿ì »ç¿ëÀÚ°¡ mysqladmin processlist »Ó¸¸ ¾Æ´Ï¶ó mysqladmin reload, mysqladmin refresh, mysqladmin flush-* ¸í·ÉÀ» ½ÇÇàÇÒ ¼ö ÀÖ´Ù.
µ¥ÀÌÅͺ£À̽º¿Í °ü·ÃµÈ ±ÇÇÑÀº ½ÂÀεÇÁö ¾Ê¾Ò´Ù. ÀÌ°ÍÀº Ãß°¡ÀûÀÎ GRANT ¹®À» »ç¿ëÇØ
³ªÁß¿¡ ½ÂÀÎÇÒ ¼ö ÀÖ´Ù.

dummy : ºñ¹Ð¹øÈ£¾øÀÌ ¿¬°áÇÒ ¼ö ÀÖÁö¸¸ ¿ÀÁ÷ localhost¿¡¼­¸¸ ¿¬°á °¡´ÉÇÑ »ç¿ëÀÚ. ±ÇÇÑ À¯Çü(privilege type)ÀÌ USAGE À̱⠶§¹®¿¡ ÀüüÀûÀÎ ±ÇÇÑÀÌ 'N'·Î ¼³Á¤µÇ¾î ÀÖ
´Ù. USAGE ´Â ¾Æ¹«·± ±ÇÇѵµ ¼³Á¤ÇÏÁö ¾Ê´Â´Ù. ³ªÁß¿¡ µ¥ÀÌÅͺ£À̽º¿Í °ü·ÃµÈ ±ÇÇÑÀ»
½ÂÀÎÇÒ ¼ö ÀÖ´Ù.

¶ÇÇÑ µ¿ÀÏÇÑ »ç¿ëÀÚ Á¢±Ù Á¤º¸¸¦ INSERT ¹®À» ÅëÇØ Á÷Á¢ Ãß°¡ÇÒ ¼ö ÀÖÀ¸¸ç
ÀÌ°æ¿ì¿¡´Â ¼­¹ö°¡ ½ÂÀÎ Å×À̺íÀ» ´Ù½Ã Àеµ·Ï ¾Ë·ÁÁÖ¾î¾ß ÇÑ´Ù.(**FLUSH PRIVILEGES
»ç¿ë**)

shell> mysql --user=root mysql

mysql> INSERT INTO user VALUES('localhost','monty',PASSWORD('something'),
               'Y','Y','Y','Y','Y','Y','Y','Y','Y','Y','Y','Y','Y','Y')
mysql> INSERT INTO user VALUES('%','monty',PASSWORD('something'),
               'Y','Y','Y','Y','Y','Y','Y','Y','Y','Y','Y','Y','Y','Y')
mysql> INSERT INTO user SET Host='localhost',User='admin',
                Reload_priv='Y', Process_priv='Y';
mysql> INSERT INTO user (Host,User,Password) VALUES('localhost','dummy',");
mysql> FLUSH PRIVILEGES;

mysql ¹öÀü¿¡ µû¶ó À§¿¡¼­ 'Y' °ªÀÌ ´Ù¸¦ ¼ö ÀÖ´Ù´Â °ÍÀ» ±â¾ïÇÏÀÚ. 3.22.11 ¹öÀü ÀÌ
ÈÄ¿¡¼­ »ç¿ëÇÒ ¼ö ÀÖ´Â È®ÀåµÈ INSERT ¹®Àº ¿©±â¼­ admin »ç¿ëÀÚ¿¡°Ô »ç¿ëµÇ¾ú´Ù.

½´ÆÛÀ¯Àú¸¦ ¼³Á¤Çϱâ À§ÇØ ±ÇÇÑÇʵ带 'Y'·Î ÇÑ user Å×ÀÌºí ¸ñ·Ï¸¸ ¸¸µé¸é µÈ´Ù´Â °Í
À» ±â¾ïÇÏÀÚ. db ³ª host Å×ÀÌºí ¸ñ·ÏÀº ÇÊ¿ä¾ø´Ù. (** °ü¸®ÀÚ ±ÇÇÑÀº db³ª host Å×ÀÌ
ºí°ú´Â ÀüÇô °ü·ÃÀÌ ¾ø´Ù. db´Â Á¢¼ÓÇÒ ¼ö ÀÖ´Â µ¥ÀÌÅͺ£À̽º¿¡ ´ëÇØ »ó¼¼ÇÏ°Ô ¼³Á¤ÇÏ
°í host Å×À̺íÀº dbÅ×À̺íÀ» Á» ´õ Á¤±³ÇÏ°Ô ¼³Á¤Çϱâ À§ÇØ ÇÊ¿äÇÑ °ÍÀÌ´Ù. °ü¸®ÀÚ
±ÇÇÑÀº ¿ÀÁ÷ user Å×ÀÌºí¸¸ °ü·ÃµÇ¾îÀÖ´Ù **)

¸¶Áö¸· INSERT ¹®(dummy »ç¿ëÀÚ)¿¡¼­´Â user Å×À̺íÀÇ ±ÇÇÑ Ä÷³ÀÌ ¸íÈ®ÇÏ°Ô ¼³Á¤µÇ
Áö ¾Ê¾Ò´Ù. ¿Ö³Ä¸é ÀÌ Ä÷³ÀÇ ±âº»°ªÀº 'N'·Î µÇ¾î Àֱ⠶§¹®ÀÌ´Ù.

´ÙÀ½ÀÇ ¿¹Á¦¿¡¼­´Â custom À̶ó´Â »ç¿ëÀÚ¸¦ Ãß°¡ÇÑ´Ù. customÀº localhost, server.domain, whitehouse.gov¿¡¼­ Á¢¼ÓÇÒ ¼ö ÀÖ´Ù. localhost¿¡¼­´Â bankaccount µ¥
ÀÌÅͺ£À̽º¿¡¸¸ Á¢¼ÓÇÒ ¼ö ÀÖÀ¸¸ç whitehouse.gov¿¡¼­´Â expenses µ¥ÀÌÅͺ£À̽º¿¡, ¸ð
µç ¼¼ È£½ºÆ®»ó¿¡¼­´Â customer µ¥ÀÌÅͺ£À̽º¿¡ Á¢¼ÓÇÏ±æ ¿øÇÑ´Ù. ¸ðµç ¼¼ È£½ºÆ®»ó¿¡
¼­ stupid¶ó´Â ºñ¹Ð¹øÈ£¸¦ »ç¿ëÇÏ±æ ¿øÇÑ´Ù.

GRANT ¹®À» ÀÌ¿ë ÀÌ·¯ÇÑ »ç¿ëÀÚ ±ÇÇÑÀ» ¼³Á¤Çϱâ À§ÇØ ´ÙÀ½ÀÇ ¸í·ÉÀ» ½ÇÇàÇÏÀÚ:

shell> mysql --user=root mysql
mysql> GRANT SELECT,INSERT,UPDATE,DELETE,CREATE,DROP ON bankaccount.*         TO custom@localhost IDENTIFIED BY 'stupid';
mysql> GRANT SELECT,INSERT,UPDATE,DELETE,CREATE,DROP ON expenses.*
          TO custom@whitehouse.gov IDENTIFIED BY 'stupid';
mysql> GRANT SELECT,INSERT,UPDATE,DELETE,CREATE,DROP ON customer.* TO custom@'%'
          IDENTIFIED BY 'stupid';

½ÂÀÎ Å×À̺íÀ» Á÷Á¢ ¼öÁ¤ÇØ »ç¿ëÀÚ ±ÇÇÑÀ» ¼³Á¤ÇÏ·Á¸é ´ÙÀ½ÀÇ ¸í·ÉÀ» »ç¿ëÇÏÀÚ. (¸¶Áö
¸·¿¡ FLUSH PRIVILEGES ¸¦ »ç¿ëÇØ¾ß ÇÑ´Ù´Â °ÍÀ» ±â¾ïÇÏÀÚ):

shell> mysql --user=root mysql
mysql> INSERT INTO user (Host,User,Password)
      VALUES('localhost','custom',PASSWORD('stupid'));
mysql> INSERT INTO user (Host,User,Password)
      VALUES('server.domain','custom',PASSWORD('stupid'));
mysql> INSERT INTO user (Host,User,Password)
      VALUES('whitehouse.gov','custom',PASSWORD('stupid'));
mysql> INSERT INTO db
      (Host,Db,User,Select_priv,Insert_priv,Update_priv,Delete_priv,
       Create_priv,Drop_priv) VALUES
      ('localhost','bankaccount','custom','Y','Y','Y','Y','Y','Y');
mysql> INSERT INTO db
      (Host,Db,User,Select_priv,Insert_priv,Update_priv,Delete_priv,
       Create_priv,Drop_priv) VALUES
      ('whitehouse.gov','expenses','custom','Y','Y','Y','Y','Y','Y
');
mysql> INSERT INTO db
      (Host,Db,User,Select_priv,Insert_priv,Update_priv,Delete_priv,
       Create_priv,Drop_priv)
      VALUES('%','customer','custom','Y','Y','Y','Y','Y','Y');
mysql> FLUSH PRIVILEGES;
~~~~~~~~~~~~~~~~~~~~~~~~~
~~~~~~~~~~~~~~~~~~~~~~~~~

óÀ½ÀÇ ¼¼°¡Áö INSERT ¹®Àº custom »ç¿ëÀÚ°¡ ºñ¹Ð¹øÈ£¸¦ »ç¿ëÇÏ¿© ´Ù¾çÇÑ È£½ºÆ®¿¡¼­
Á¢¼ÓÇÒ ¼ö ÀÖµµ·Ï user Å×ÀÌºí ¸ñ·ÏÀ» Ãß°¡ÇÑ´Ù. ±×·¸Áö¸¸ ±×¿¡°Ô ¾î¶°ÇÑ Æ۹̼ǵµ ½Â
ÀÎÇÏÁö ¾Ê´Â´Ù. (¸ðµç ±ÇÇÑÀº ±âº»°ªÀ¸·Î 'N' ÀÌ´Ù) ´ÙÀ½ÀÇ ¼¼°¡Áö INSERT ¹®Àº ÀûÀý
ÇÑ È£½ºÆ®¿¡¼­ Á¢¼ÓÀ» ÇÒ ¶§, custom ¿¡°Ô bankaccount, expenses, customer µ¥ÀÌÅͺ£
À̽º¿¡ ´ëÇÑ ±ÇÇÑÀ» ½ÂÀÎÇÏ´Â db Å×ÀÌºí ¸ñ·ÏÀ» Ãß°¡ÇÑ´Ù. ÀϹÝÀûÀ¸·Î ½ÂÀÎ Å×À̺íÀ»
Á÷Á¢ ¼öÁ¤ÇÏ¿´À¸¸é, º¯°æµÈ ±ÇÇÑÀ» Àû¿ëÇϱâ À§ÇØ ¼­¹ö°¡ ½ÂÀÎ Å×À̺íÀ» ´Ù½Ã Àеµ·Ï
ÇØ ÁÖ¾î¾ß ÇÑ´Ù.

ƯÁ¤ÇÑ »ç¿ëÀÚ°¡ ƯÁ¤ÇÑ µµ¸ÞÀÎÀÇ ½Ã½ºÅÛ¿¡¼­ Á¢¼ÓÇÒ ¼ö ÀÖµµ·Ï ¼³Á¤ÇÏ°íÀÚ ÇÑ´Ù¸é,
´ÙÀ½°ú °°ÀÌ GRANT ¹®À» ¼³Á¤ÇÒ ¼ö ÀÖ´Ù:

mysql> GRANT ...
          ON *.*
          TO myusername@"%.mydomainname.com"
          IDENTIFIED BY 'mypassword';

½ÂÀÎ Å×À̺íÀ» Á÷Á¢ ¼öÁ¤ÇÏ·Á¸é ´ÙÀ½°ú °°ÀÌ ÇÑ´Ù:

mysql> INSERT INTO user VALUES ('%.mydomainname.com', 'myusername',
          PASSWORD('mypassword'),...);
mysql> FLUSH PRIVILEGES;
~~~~~~~~~~~~~~~~~~~~~~~~
~~~~~~~~~~~~~~~~~~~~~~~~

½ÂÀÎ Å×À̺íÀ» ´Ù·ç±â À§ÇØ xmysqladmin, mysql_webadmin, xmysql ÇÁ·Î±×·¥À» »ç¿ëÇÒ
¼ö ÀÖ´Ù. http://www.mysql.com/Contrib ¿¡¼­ ÀÌ·¯ÇÑ À¯Æ¿¸®Æ¼¸¦ ãÀ» ¼ö ÀÖ´Ù.


6.10 ºñ¹Ð¹øÈ£ ¼³Á¤ ¹æ¹ý

¾ÕÀÇ ¿¹Á¦´Â Áß¿äÇÑ ¿øÄ¢À» º¸¿©ÁØ´Ù : INSERT ³ª UPDATE ¹®¿¡¼­ °ø¹éÀÌ ¾Æ´Ñ ºñ¹Ð¹ø
È£¸¦ ÀúÀåÇÒ ¶§ ¹Ýµå½Ã ¾ÏȣȭÇϱâ À§ÇØ PASSWORD() ÇÔ¼ö¸¦ »ç¿ëÇØ¾ß ÇÑ´Ù!! user Å×
À̺íÀº ºñ¹Ð¹øÈ£¸¦ Ç÷¹ÀÎÅؽºÆ®(**ÀÏ¹Ý ÅؽºÆ® ÆÄÀÏ**)°¡ ¾Æ´Ï¶ó ¾ÏȣȭµÈ ÇüÅ·ΠÀú
ÀåÇϱ⠶§¹®ÀÌ´Ù. ÀÌ·¯ÇÑ »ç½ÇÀ» Àؾî¹ö¸®¸é ´ÙÀ½°ú °°ÀÌ ºñ¹Ð¹øÈ£¸¦ ¼³Á¤ÇÏ·Á°í ÇÒ
°ÍÀÌ´Ù:

shell> mysql -u root mysql
mysql> INSERT INTO user (Host,User,Password) VALUES('%','jeffrey','bLa81m0');
mysql> FLUSH PRIVILEGES;

Ç÷¹ÀÎÅؽºÆ® °ª 'bLa81m0' Àº user Å×ÀÌºí¿¡ ºñ¹Ð¹øÈ£·Î ÀúÀåÀÌ µÈ´Ù.jeffrey¶ó´Â »ç
¿ëÀÚ°¡ ÀÌ ºñ¹Ð¹øÈ£¸¦ »ç¿ëÇØ ¼­¹ö¿¡ ¿¬°áÇÏ·Á°í ÇÒ ¶§ mysql Ŭ¶óÀ̾ðÆ®¸¦ ÀÌ ºñ¹Ð¹ø
È£¸¦ ¾ÏȣȭÇؼ­ ±× °á°ú¸¦ ¼­¹ö·Î º¸³½´Ù. ¼­¹ö´Â ¾ÏȣȭµÈ ºñ¹Ð¹øÈ£('bLa81m0'ÀÌ ¾Æ
´Ï´Ù)¸¦ user Å×À̺íÀÇ ºñ¹Ð¹øÈ£(Ç÷¹ÀÎÅؽºÆ® 'bLa81m0' °ªÀÌ´Ù)¿Í ºñ±³ÇÑ´Ù. ºñ±³
´Â ½ÇÆÐÇÏ°í ¼­¹ö´Â ¿¬°áÀ» °ÅºÎÇÑ´Ù:

shell> mysql -u jeffrey -pbLa81m0 test
Access denied

ºñ¹Ð¹øÈ£´Â user Å×ÀÌºí¿¡ ÀÔ·ÂµÉ ¶§ ¹Ýµå½Ã ¾ÏȣȭµÇ¾î¾ß Çϱ⠶§¹®¿¡, INSERT ¹®Àº
´ÙÀ½°ú °°ÀÌ »ç¿ëÇØ¾ß ÇÑ´Ù:

mysql> INSERT INTO user (Host,User,Password)
      VALUES('%','jeffrey',PASSWORD('bLa81m0'));

¶ÇÇÑ SET PASSWORD ¹®À» »ç¿ëÇÒ ¶§µµ PASSWORD() ÇÔ¼ö¸¦ »ç¿ëÇØ¾ß ÇÑ´Ù:

mysql> SET PASSWORD FOR jeffrey@"%" = PASSWORD('bLa81m0');

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mysql> GRANT USAGE ON *.* TO jeffrey@"%" IDENTIFIED BY 'bLa81m0';
shell> mysqladmin -u jeffrey password bLa81m0

(** ´ç±Ù, GRANT ¹®À̳ª mysqladmin password ¸í·ÉÀ» »ç¿ëÇÏ´Â°Ô ÆíÇÏ°ÚÁö¿ä? mysql
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