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mysql ±ÇÇÑ Á¤¸® 2008.06.17 09:38
±Û¾´ÀÌ : ¿î¿µÀÚ Á¶È¸ : 633 Ãßõ : 0

MYSQL 񀀥

À̹ø¿¡ MYSQL ±ÇÇÑ¿¡ ´ëÇØ °øºÎ¸¦ Á¶±Ý ÇÏ°Ô µÇ¼­ »õ·Ó°Ô ¾Ë°ÔµÈ »ç½ÇÀ» °øÀ¯ÇÏ°íÀÚ ¸îÀÚ Àû½À´Ï´Ù.
±âÁ¸¿¡ ¿Ã¶ó¿Â ÀÚ·á°¡ ÀÖ´ÂÁö¿¡ ´ëÇØ °Ë»öÀº Çغ¸¾ÒÁö¸¸ °Ë»ö´É·ÂÀÌ ÁÁÄ¡¸øÇØ Áߺ¹ÀÏ °¡´É¼ºÀº ÀÖ½À´Ï´Ù¸¸..
Å×ŬÀº »ç¾çÇÏ°í, Á¶¾ðÀº »õ°Üµè°Ú½À´Ï´Ù.

Å×½ºÆ®ÇÑ MYSQL ¹öÁ¯Àº 4.0.25ÀÌ°í,
°¡Á¤Àº ¾Æ·¡¿Í °°½À´Ï´Ù.

Å×½ºÆ® µðºñ : TEMPS, TEMPSS
Å×½ºÆ® Å×À̺í : TEMP1, TEMP // µÎ Å×ÀÌºí ¸ðµÎ Ä÷³Àº NO1, NO2, NO3 À¸·Î ¼¼°³ÀÇ Ä÷³À» °®½À´Ï´Ù.
Å×½ºÆ® °èÁ¤ : NMCCM1, NMCCM2

MYSQL ±ÇÇÑÀº COLUMNS -> TABLES -> DB -> USER ÇüÅ ÀÔ´Ï´Ù.
À̸»ÀÌ ÀǹÌÇϴ°ÍÀº »óÀ§ ±ÇÇÑ¿¡ ±ÇÇÑÀÌ »ý¼ºµÇ¸é ÇÏÀ§ ±ÇÇÑÀº ¹«½ÃµÈ´Ù´Â ¸»ÀÔ´Ï´Ù.
Áï, MYSQL.USER Å×ÀÌºí¿¡ NMCCM1 °èÁ¤¿¡ ´ëÇÑ ±ÇÇÑÀÌ ºÎ¿©µÇ¸é NMCCM1 °èÁ¤¿¡ ÇÑÇؼ± µðºñ±ÇÇÑ, Å×À̺í±ÇÇÑ, Ä÷³±ÇÇÑÀ» ÁÙ¼ö ¾ø´Ù´Â ¸»ÀÌ µË´Ï´Ù.
±×·¯¹Ç·Î DB ±ÇÇÑÀ» ÁÖ±â À§Çؼ± º¸Åë ¸¹ÀÌ »ç¿ëÇÏ´Â MYSQL.DB ¹× MYSQL.USER ¿¡ INSERT ÇÏ´Â ¹æ½ÄÀ¸·Î Çϼŵµ ¹«°üÇϳª,
Å× ÀÌºí ¹× Ä÷³¿¡ °üÇÑ ±ÇÇÑÀ» ÁÖ±âÀ§Çؼ± MYSQL.DB, MYSQL.USER Å×ÀÌºí¿¡ INSERT ÇÏ´Â ¹æ½ÄÀÌ ¾Æ´Ñ GRANT ¸¦ »ç¿ëÇϽôø°¡, MYSQL.TABLES_PRIV ¶Ç´Â MYSQL.COLUMNS_PRIV Å×À̺íÀ» »ç¿ëÇÏ¼Å¾ß ÇÕ´Ï´Ù.

¸»ÁÖº¯ÀÌ ¾ø´Â °ü°è·Î ¿¹¸¦ Çϳª¾¿ µé°Ú½À´Ï´Ù.


A. Ä÷³ ±ÇÇÑ

1. nmccm1 °èÁ¤ÀÌ temp1 Å×À̺íÀÇ no1 Ä÷³¿¡¸¸ localhost ¿¡¼­ Á¢±ÙÇØ¾ß ÇÑ´Ù¸é ?

GRANT select(no1) ON temps.temp1 TO nmccm1@localhost IDENTIFIED BY 'nmccm1pass' WITH GRANT OPTION;

2. nmccm1 °èÁ¤ÀÌ temp1 Å×À̺íÀÇ no1 Ä÷³¿¡¸¸ 211.211.211.211 ¼­¹ö¿¡¼­ Á¢±ÙÇØ¾ß ÇÑ´Ù¸é ?

GRANT select(no1) ON temps.temp1 TO nmccm1@211.211.211.211 IDENTIFIED BY 'nmccm1pass' WITH GRANT OPTION;

¡Ø À§ÀÇ µÎ°³ÀÇ ¸í·ÉÁß ÇÑ°³¶óµµ ½ÇÇàÇÏ°Ô µÇ¸é mysql.columns_priv °ú mysql.user Å×ÀÌºí¿¡ nmccm1 ¿¡ °üÇÑ ·¹Äڵ尡 Çϳª Ãß°¡µÇ°Ô µË´Ï´Ù.
¡Ø À̶§ nmccm1 °èÁ¤ÀÇ Æнº¿öµå´Â nmccm1pass ÀÔ´Ï´Ù.
¡Ø °¡Àå ÇÏÀ§±ÇÇÑÀ» ÁÖ¾ú±â¶§¹®¿¡ ÇØ´çÄ÷³ÀÌ ¼ÓÇØÀÖ´Â Å×À̺í°ú µðºñ¸¸ Ãâ·ÂÇÒ¼ö º¼¼ö ÀÖ½À´Ï´Ù. (show tables ¶Ç´Â show databases ½Ã¿¡)
¡Ø ±ÇÇÑ»èÁ¦´Â grant ¸í·É¾î·Î »ý¼ºµÈ ·¹ÄÚµåµéÀ» »èÁ¦ÇØÁÖ¸é µË´Ï´Ù.


B. Å×ÀÌºí ±ÇÇÑ

1. localhost·Î nmccm1 °èÁ¤ÀÌ temp1 Å×À̺íÀÇ select, insert ¸¸ °¡´ÉÇÏ°Ô ÇÏ°í, nmccm2 °èÁ¤ÀÌ temp2 Å×À̺íÀÇ update, delete ¸¸ °¡´ÉÇÏ°Ô Çϱâ À§Çؼ±?

GRANT select, insert ON temps.temp1 TO nmccm1@localhost IDENTIFIED BY 'nmccm1pass' WITH GRANT OPTION;
GRANT update, delete ON temps.temp2 TO nmccm2@localhost IDENTIFIED BY 'nmccm2pass' WITH GRANT OPTION;

2. 211.211.211.211 ¼­¹ö¿¡¼­ nmccm1 °èÁ¤ÀÌ temp1 Å×À̺íÀÇ select, insert ¸¸ °¡´ÉÇÏ°Ô ÇÏ°í, nmccm2 °èÁ¤ÀÌ temp2 Å×À̺íÀÇ update, delete ¸¸ °¡´ÉÇÏ°Ô Çϱâ À§Çؼ±?

GRANT select, insert ON temps.temp1 TO nmccm1@211.211.211.211 IDENTIFIED BY 'nmccm1pass' WITH GRANT OPTION;
GRANT update, delete ON temps.temp2 TO nmccm2@211.211.211.211 IDENTIFIED BY 'nmccm2pass' WITH GRANT OPTION;

¡Ø 1ÀÇ Ã¹¹ø°ÁÙÀ» ½ÇÇàÇÒ°æ¿ì mysql.tables_priv ¿Í mysql.user Å×ÀÌºí¿¡ nmccm1 ¿¡ °üÇÑ ·¹Äڵ尡 Çϳª Ãß°¡µÇ°Ô µË´Ï´Ù.
¡Ø 1ÀÇ µÎ¹ø°ÁÙÀ» ½ÇÇàÇÒ°æ¿ì mysql.tables_priv ¿Í mysql.user Å×ÀÌºí¿¡ nmccm2 ¿¡ °üÇÑ ·¹Äڵ尡 Çϳª Ãß°¡µÇ°Ô µË´Ï´Ù.
¡Ø 2ÀÇ Ã¹¹ø°ÁÙÀ» ½ÇÇàÇÒ°æ¿ì mysql.tables_priv ¿Í mysql.user Å×ÀÌºí¿¡ nmccm1 ¿¡ °üÇÑ ·¹Äڵ尡 Çϳª Ãß°¡µÇ°Ô µË´Ï´Ù.
¡Ø 2ÀÇ µÎ¹ø°ÁÙÀ» ½ÇÇàÇÒ°æ¿ì mysql.tables_priv ¿Í mysql.user Å×ÀÌºí¿¡ nmccm2 ¿¡ °üÇÑ ·¹Äڵ尡 Çϳª Ãß°¡µÇ°Ô µË´Ï´Ù.
¡Ø Å×ÀÌºí ±ÇÇÑÀ» ÁÖ¾ú±â ¶§¹®¿¡ ÀÌ»óÅ·ΠÄ÷³±ÇÇÑÀ» ÁØ´ÙÇصµ Ä÷³±ÇÇÑÀº ¹«½ÃµË´Ï´Ù.
¡Ø ±ÇÇÑ»èÁ¦´Â grant ¸í·É¾î·Î »ý¼ºµÈ ·¹ÄÚµåµéÀ» »èÁ¦ÇØÁÖ¸é µË´Ï´Ù.


C. µðºñ ¹× À¯Àú ±ÇÇÑ

1. localhost·Î nmccm1 °èÁ¤ÀÌ temps µðºñ¿¡ select, insert ¸¸ °¡´ÉÇÏ°í ÇÏ°í, nmccm2 °èÁ¤ÀÌ tempss µðºñ¿¡ update, delete ¸¸ °¡´ÉÇÏ°Ô ÇÏ°í ½Í´Ù¸é?

insert into db (host, db, user, select_priv, insert_priv) values ('localhost','temps','nmccm1','Y','Y');
insert into user values ('localhost','nmccm1',password('nmccm1pass'))
insert into db (host, db, user, update_priv, delete_priv) values ('localhost','tempss','nmccm2','Y','Y');
insert into user values ('localhost','nmccm2',password('nmccm2pass'))

1. 211.211.211.211¼­¹ö¿¡¼­ nmccm1 °èÁ¤ÀÌ temps µðºñ¿¡ select, insert ¸¸ °¡´ÉÇÏ°í ÇÏ°í, nmccm2 °èÁ¤ÀÌ tempss µðºñ¿¡ update, delete ¸¸ °¡´ÉÇÏ°Ô ÇÏ°í ½Í´Ù¸é?

insert into db (host, db, user, select_priv, insert_priv) values ('211.211.211.211','temps','nmccm1','Y','Y');
insert into user values ('211.211.211.211','nmccm1',password('nmccm1pass'))
insert into db (host, db, user, update_priv, delete_priv) values ('211.211.211.211','tempss','nmccm2','Y','Y');
insert into user values ('211.211.211.211','nmccm2',password('nmccm2pass'))

¡Ø µðºñ ¹× À¯Àú ±ÇÇÑÀ» ÁÖ¾ú±â ¶§¹®¿¡ ÀÌ»óÅ·ΠÄ÷³ ¶Ç´Â Å×ÀÌºí ±ÇÇÑÀ» ÁØ´ÙÇصµ ¹«½ÃµË´Ï´Ù.
¡Ø ±ÇÇÑ»èÁ¦´Â insert ÇÑ ·¹ÄÚµåµéÀ» »èÁ¦ÇØÁÖ¸é µË´Ï´Ù.


Á¤¸®°¡ µÉÁö ¸ð¸£Áö¸¸ Á¤¸®Çغ¸ÀÚ¸é

Ä÷³¿¡ ´ëÇÑ ±ÇÇÑÀ» ÁÖ±â À§Çؼ± µðºñ ¹× Å×ÀÌºí¿¡ ±ÇÇÑÀÌ ¾ø´Â »óÅ·ΠÄ÷³±ÇÇÑÀ» ÁÖ¼Å¾ß Àû¿ëÀÌ µÇ°í,
Ä÷³¿¡ ±ÇÇÑÀ» ÁÖ°Ô µÇ¸é ÇØ´ç Å×ÀÌºí ¹× ÇØ´ç µðºñ¿¡ Á¢±Ù±ÇÇÑÀÌ ÀÚµ¿À¸·Î »ý±â°Ô µÇ°í,

Å×ÀÌºí¿¡ ´ëÇÑ ±ÇÇÑÀ» ÁÖ±â À§Çؼ± µðºñ ±ÇÇÑÀÌ ¾ø´Â »óÅ·ΠÅ×À̺í±ÇÇÑÀ» ÁÖ¼Å¾ß Àû¿ëÀÌ µÇ°í,
Å×À̺íÀÌ ±ÇÇÑÀ» ÁÖ°Ô µÇ¸é ÇØ´ç µðºñ¿¡ Á¢±Ù±ÇÇÑÀÌ ÀÚµ¿À¸·Î »ý±â°Ô µÇ°í,

°èÁ¤ÀÌ MYSQL ¼­¹ö¿¡ Á¢¼ÓÇϱâ À§Çؼ± À¯ÀúÅ×ÀÌºí¿¡ ÇØ´ç°èÁ¤ÀÇ ·¹Äڵ带 »ý¼ºÇØÁÖ¼Å¾ß ÇÏ°í,
°èÁ¤ÀÌ µðºñ¿¡ Á¢±ÙÇϱâ À§Çؼ± Ä÷³±ÇÇÑ, Å×À̺í±ÇÇÑ, µðºñ±ÇÇÑÁß ÇϳªÀÇ ±ÇÇÑÀ» ÁÖ¼Å¾ß µðºñ¿¡ Á¢±Ù°¡´ÉÇÕ´Ï´Ù. 

ÀλýÀº ª½À´Ï´Ù.
±×·¯¹Ç·Î ´Ù¸¥ »ç¶÷ÀÌ ¿ä±¸ÇÏ´Â »îÀ» »ì¸é¼­ ½Ã°£À» ³¶ºñÇؼ­´Â ¾È µË´Ï´Ù.
µ·°ú ¸í¿¹¸¦ ¾òÁö ¸øÇÏ´õ¶óµµ ³¡±îÁö ÀÚ½ÅÀÇ ±æÀ» °íÁýÇϽʽÿÀ
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