Linuxdoc Sgml/Pg_hba-KLDP
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<article>
<title>Æ÷½ºÆ®±×·¹½ºÀÇ pg_hba.conf Ȱ¿ë
<author>TPLUG(µ¿¸íÁ¤º¸´ëÇб³ POWER LINUX USER GROUP) ÁÖ È¿½Ä <htmlurl url="mailto:nogadax@kldp.org"
name="nogadax@kldp.org">
<date>2000³â 4¿ù4ÀÏ
<abstract>ÀÌ ¹®¼´Â Æ÷½ºÆ®±×·¹½ºÀÇ ÀÎÁõ ¹æ½ÄµîÀÇ È¯°æ¼³Á¤ ÆÄÀÏÀÎ pg_hba.conf¸¦
¼³¸íÇϰí, ÀÌ¿¡ µû¸¥ »ç¿ë»óÀÇ ¿¹Á¦µîÀ» Á¦½ÃÇϰíÀÚ ÇÑ´Ù. ¶ÇÇÑ, JDBC ¸¦ ÀÌ¿ëÇÑ connection
¿¹Á¦¸¦ º¸¿©ÁØ´Ù.
</abstract>
<toc>
<sect>Domain Socket
<p>pg_hba.conf ¼³Á¤Àº µÎ°¡ÁöÀÇ ¹æ¹ýÀÌ ÀÖ´Ù. ù°´Â Unix Domain Socket ¹æ¹ýÀ̰í
µÑ°´Â Internet Domain Socket ¹æ¹ýÀÌ´Ù.
<p>´ÙÀ½Àº ÀÌµé ¹æ¹ýÀÇ ¼³¸íÀÌ´Ù.
<p>socket À̶õ unix »óÀÇ ÇÁ·Î¼¼½º°£ Åë½ÅÀ» À§ÇØ »ç¿ëµÇ´Â ¸ÞÄ«´ÏÁòÀ¸·Î¼, ÀÌ·¯ÇÑ
Åë½Å¿¡´Â µ¿ÀÏÇÑ ±â°è»óÀÇ ÇÁ·Î¼¼½º°£ Åë½Å°ú ³×Æ®¿öÅ© ÇÁ·ÎÅäÄÝÀ» ÀÌ¿ëÇÏ´Â ³×Æ®
¿öÅ©»óÀÇ ÇÁ·Î¼¼½º°£ Åë½ÅÀÌ ÀÖ´Ù.
<p>socket Àº domain À̶ó´Â °øÅëµÈ Åë½Å Ư¼º¿¡ µû¶ó ºÐ·ùµÇ¸ç, µ¿ÀÏÇÑ ±â°è»óÀÇ
ÇÁ·Î¼¼½º°£ Åë½ÅÀ» Unix Domain SocketÀ̶óÇϰí, ³×Æ®¿öÅ©»óÀÇ ÇÁ·Î¼¼½º°£ Åë½Å
À» Internet Domain Socket (ȤÀº TCP/IP Domain Socket )¶ó ÇÑ´Ù.
<p>Unix Domain SocketÀÇ ÁÁÀº ¿¹·Î´Â telnet À» ÅëÇÑ telnet µð¸ó°ú Æ÷½ºÆ®±×·¹½º
µð¸ó°úÀÇ Åë½ÅÀÌ´Ù.
<p>Internet Domain SocketÀÇ ÁÁÀº ¿¹·Î´Â ODBC ³ª JDBC ¸¦ ÅëÇØ ¿ø°ÝÁö Áï, ´Ù¸¥
±â°è»ó¿¡¼ JDBC¸¦ ÀÌ¿ëÇÑ Å¬¶óÀÌ¾ðÆ® ÇÁ·Î¼¼½º¿Í Æ÷½ºÆ®±×·¹½º µð¸ó°úÀÇ Åë½ÅÀÌ´Ù.
±×·¯¹Ç·Î JDBC ȤÀº, ODBC ¸¦ ÅëÇØ Æ÷½ºÆ®±×·¹½º DB¼¹ö¿ÍÀÇ connection À» ¼³Á¤ÇÏ
·ÁÇÒ¶§ pg_hba.conf ÀÇ ¼³Á¤Àº Internet Domain Socket ¹æ½ÄÀ¸·Î ¼³Á¤ÇÏ¿©¾ß ÇÑ´Ù.
<p>¸¸¾à 127.0.0.1 ÀÎ IP Address °¡ µ¿ÀÏÇÑ ±â°è»óÀÇ ÇÁ·Î¼¼½º°£ Åë½ÅÀ» À§ÇØ
»ç¿ëµÇ¾ú´Ù ÇÒÁö¶óµµ 127.0.0.1 Àº ³×Æ®¿öÅ©»óÀÇ Æ¯¼öÇÑ IP À̹ǷΠÀÌ´Â
³×Æ®¿öÅ© ÇÁ·ÎÅäÄÝÀ» ÀÌ¿ëÇÏ´Â ³×Æ®¿öÅ©»óÀÇ ÇÁ·Î¼¼½º°£ Åë½ÅÀÌ´Ù. ±×·¯¹Ç·Î
ÀÌ´Â Internet Domain Socket ÀÌ µÈ´Ù.
<sect>pg_hba.conf ¼³Á¤
<p>(postgresql Host-Based-Access Control)
<p>º¸Åë pg_hba.conf ´Â $PGDATA µð·ºÅ丮¿¡ Á¸ÀçÇÑ´Ù. ¿¹·Î¼ Æ÷½ºÆ®±×·¹½ºÀÇ
µðÆúÆ® µð·ºÅ丮´Â /usr/local/pgsqlÀÌ´Ù. ±×¸®°í PGDATA ÀÇ °ªÀº º¸Åë
/usr/local/pgsql/data ÀÌ´Ù.
<p>pg_hba.conf ÆÄÀÏÀº ÀϹÝÀûÀ¸·Î ·¹ÄÚµåµé·Î ÀÌ·ç¾îÁ® ÀÖÀ¸¸ç ·¹ÄÚµå¶õ ƯÁ¤ÇÑ
ÇüŸ¦ Áö´Ñ ÇϳªÀÇ ¶óÀÎÀÌ´Ù. ¶óÀÎÀÇ Á¦ÀÏ ¾Õ¿¡ # ·Î µÇ¾î ÀÖÀ¸¸é ÀÌ´Â ÁÖ¼®
󸮰¡ µÇ¾î ÀÖ´Â °ÍÀÌ´Ù. ¶ÇÇÑ ¶óÀÎÀÌ °ø¶õÀ̸é ÀÌ´Â ¹«½ÃµÇ¾î Áø´Ù.
<p>pg_hba.conf ÀÇ ·¹ÄÚµå´Â µÎ°¡Áö·Î ºÐ·ùµÇ¸ç Çϳª´Â Unix Domain Socket ÇüÀ̸ç
´Ù¸¥ Çϳª´Â Internet Domain Socket(TCP/IP Domain) ÇüÀÌ´Ù.
<sect1>Unix Domain Socket ¼³Á¤<p>
<tscreen><verb>
·¹ÄÚµå Çü½Ä
local database authentication method
: localÀº unix domain socket ¹æ½ÄÀÇ ¿¬°áÀ» Çã¿ëÇÑ´Ù.
database ´Â ¿¬°áÀ» Çã¿ëÇÏ·Á´Â database ÀÌ¸ç ¸ðµç
database ¿¡ ¿¬°áÀ» Çã¿ëÇÏ·Á¸é all À» ÀûÀ¸¸é µÈ´Ù.
authentication method ´Â »ç¿ëÀÚ ÀÎÁõ¹æ½ÄÀ» ¼³Á¤ÇÑ´Ù.
¿¹ 1)
local all trust
: local ¿¡¼ ¸ðµç µ¥ÀÌŸº£À̽º(all)¿¡ ´ëÇÑ ¿¬°áÀ» Çã¿ëÇϸç
Á¢¼ÓÇÏ·Á´Â »ç¿ëÀÚµéÀº ¸ðµÎ ¹ÏÀ»¼ö ÀÖ´Â(trust) »ç¿ëÀÚ·Î
ÀÎÁ¤ÇÏ¸ç º°´Ù¸¥ ÀÎÁõÀýÂ÷¸¦ °ÅÄ¡Áö ¾Ê°í ¹Ù·Î Á¢¼ÓÇÒ ¼ö ÀÖ´Ù.
psqlÀ» ÅëÇÑ Á¢¼Ó :
psql template1
¿¹ 2)
local template1 crypt
: local ¿¡¼ template1 µ¥ÀÌŸº£À̽º¿¡¸¸ Á¢¼ÓÀ» Çã¿ëÇϸç ÀÎÁõ
ÀýÂ÷·Î crypt ¹æ½ÄÀ» °ÅÄ£´Ù. crypt´Â »ç¿ëÀÚ¿¡ ´ëÇÑ ÆÐ½º¿öµå¸¦
¹¯°í ÀÌ ÆÐ½º¿öµå´Â ¾ÏÈ£ÈµÇ¾î º¸³»¾îÁøÈÄ pg_shadow¶ó´Â ÆÄÀÏ¿¡
ÀÖ´Â ÆÐ½º¿öµå¿Í ºñ±³ÇÑ´Ù. ºñ±³µÈ ÆÐ½º¿öµå°¡ ¸Â¾Æ ¶³¾îÁö¸é
Á¢¼ÓÀÌ Çã¿ëµÈ´Ù.
psqlÀ» ÅëÇÑ Á¢¼Ó :
psql -u template1
(-u ¿É¼ÇÀº À¯Àú¸í°ú ÆÐ½º¿öµå¸¦ ¹¯´Â´Ù)
</verb></tscreen>
<sect1>Internet Domain Socket ¼³Á¤<p>
<tscreen><verb>
·¹ÄÚµå Çü½Ä
host databse IP IP_mask auth method
: jdbc ¿Í °°Àº Ä¿³Ø¼ÇÀ» ÅëÇØ Åë½ÅÀ» ÇÏ´Â client µéÀÌ
¿¬°áÀ» ÇÏ·ÁÇÒ ¶§ Çã¿ëÇϰųª ºÒÇ㸦 À§ÇØ ¼³Á¤ÇÑ´Ù.
(Áï, ´Ù¸¥ È£½ºÆ®¿¡¼ Á÷Á¢ Æ÷½ºÆ®±×·¹½ºÀÇ »ç¿ëÀÚ °èÁ¤
À¸·Î ¿¬°áÀ» ÇÏ·ÁÇÒ ¶§)
host template1 210.110.144.161 255.255.255.255 crypt
: 210.110.144.161 ÀÇ IP ¸¸ÀÌ crypt ¹æ½ÄÀ¸·Î template1
µ¥ÀÌŸº£À̽º¿¡ Á¢¼ÓÀ» Çã¿ëÇÑ´Ù.
host all 0.0.0.0 0.0.0.0 password
: ¸ðµç µ¥ÀÌŸº£À̽º¿Í ¸ðµç IP ÁÖ¼ÒµéÀÌ password ¹æ½ÄÀ¸·Î
Á¢¼ÓÀ» ÇÒ¼ö°¡ ÀÖ´Ù.
</verb></tscreen>
<sect1>Authentication method(ÀÎÁõ ¹æ¹ý)<p>
<tscreen><verb>
TRUST : º°´Ù¸¥ ÀÎÁõ ÀýÂ÷¾øÀÌ ¹Ù·Î Çã¿ëÇÑ´Ù.
REJECT : ¹«Á¶°Ç Á¢¼ÓÀ» °ÅºÎÇÑ´Ù.
CRYPT : À¯ÀúÀÇ ÆÐ½º¿öµå¸¦ ¹¯´Â´Ù. À̶§ ÆÐ½º¿öµå´Â
¾ÏÈ£ÈµÇ¾î Æ÷½ºÆ®±×·¹½º¿¡°Ô º¸³»¾îÁø´Ù.
PASSWORD : À¯ÀúÀÇ ÆÐ½º¿öµå¸¦ ¹¯´Â´Ù. À̶§ ÆÐ½º¿öµå´Â
¾ÏȣȵÇÁö ¾ÊÀº ¹®ÀÚ ±×´ë·Î ¼¹öÃøÀÎ
Æ÷½ºÆ®±×·¹½º¿¡°Ô º¸³»¾îÁø´Ù.
´ÙÀ½ÀÇ ÀÎÁõ ¹æ¹ýÀº TCP/IP Domain ¿¡¸¸ ÇØ´çµÈ´Ù.
krb4 : Kerberos V4
krb5 : Kerberos V5
ident : Ŭ¶óÀÌ¾ðÆ® »óÀÇ ident ¼¹ö°¡ »ç¿ëµÇ¾îÁö¸ç
$PGDATA/pg_ident.conf ¸¦ µû·Î ¼³Á¤ÇÏ¿©¾ß
ÇÑ´Ù.
</verb></tscreen>
<p>¶ÇÇÑ, ³×Æ®¿öÅ© »óÀÇ Ä¿³Ø¼ÇÀ» ÇÏ·ÁÇÒ ¶§ ³í¸®ÀûÀÎ º¸¾È ÅͳÎÀ» »ç¿ëÇÏ´Â
¹æ¹ýÀÌ ÀÖ´Ù. ÀÌ´Â ssh º¸¾È ±â¹ýÀ» Àû¿ëÇÑ °ÍÀ¸·Î Ŭ¶óÀÌ¾ðÆ®¿Í Æ÷½ºÆ®
±×·¹½º ¼¹ö »çÀÌÀÇ ³×Æ®¿öÅ© ÄÁ³Ø¼ÇÀ» ssh¸¦ ÀÌ¿ëÇÏ¿© ¾ÏÈÈÇÒ ¼ö ÀÖ´Ù.
ÀûÀýÇÑ Àû¿ëÀ¸·Î ¾ÈÀüÇÑ ³×Æ®¿öÅ© ÄÁ³Ø¼ÇÀ» ¸¸µé ¼ö ÀÖ´Ù.
<tscreen><verb>
Âü°í»çÀÌÆ®´Â ´ÙÀ½°ú °°´Ù.
http://www.heimhardt.de/htdocs/ssh.html
</verb></tscreen>
<sect>¼³Á¤ Å×½ºÆ®<p>
<sect1>Æ÷½ºÆ®±×·¹½º ½´ÆÛÀ¯Àú ÆÐ½º¿öµå
<p>Å×½ºÆ®¸¦ À§ÇØ postgres ÀÇ ½´ÆÛ À¯Àú °èÁ¤ÀÇ ÆÐ½º¿öµå¸¦ ¸¸µé¾î¾ß ÇÑ´Ù.
ÀÌ ÆÐ½º¿öµå´Â ´ÜÁö Æ÷½ºÆ®±×·¹½º¿¡ Á¢¼ÓÀ» À§ÇÑ °ÍÀ̸ç telnet ¿¡ ·Î±äÀ»
À§ÇÑ ÆÐ½º¿öµå´Â ¾Æ´Ï´Ù.
<p>¿©±â¼ Æ÷½ºÆ®±×·¹½ºÀÇ ½´ÆÛÀ¯Àú °èÁ¤À» postgres ÀÌ°í ÆÐ½º¿öµå´Â
nogadax¶ó°í °¡Á¤Çϸç ÀÌ¿¡ ´ëÇÑ ÀýÂ÷´Â ´ÙÀ½°ú °°´Ù.
<tscreen><verb>
´Ü°è 1)
[postgres@nogadax postgres]$ psql template1
template1=> alter user postgres with password "nogadax";
...
template1=>\q
´Ü°è 2)
[postgres@nogadax postgres]$ vi $PGDATA/pg_hba.conf
...........
À̺κп¡¼ ¸¶Áö¸· ºÎºÐÀÇ ¶óÀÎÀ» ÁÖ¼®Ã³¸®ÇÑ ÈÄ
"local all crypt" À» Ãß°¡ÇÑ´Ù.
±×·± ÈÄ ÀúÀåÇÏ°í ºüÁ® ³ª¿Â´Ù.
...........
´Ü°è 3)
[postgres@nogadax postgres]$ psql -u template1
username : postgres
passwd : nogadax
template1=>create user testusr with password "testusr" creatdb;
...........
template1=>select usename from pg_user;
usename
----------
postgres
testusr
(2rows)
template1=>\q
´Ü°è 4)
[postgres@nogadax postgres]$ psql -u template1
username : testusr
password : testusr
template1=>\q
[postgres@nogadax postgres]$
</verb></tscreen>
<sect1>´Ù¾çÇÑ ¼³Á¤ ¿¹Á¦<p>
<tscreen><verb>
¿¹ 1) ´ÙÀ½Àº °¡Á¤ ÀϹÝÀûÀÎ ¼³Á¤ÀÌ´Ù.
local all trust
host all 127.0.0.1 255.255.255.255 trust
local ¸¦ ÅëÇØ ¸ðµç(all) µ¥ÀÌŸº£À̽º¿¡ ´ëÇÑ Á¢¼ÓÀ» Çã¿ëÇϸç
host ÀÇ IP°¡ 127.0.0.1 ÀÎ Á¢¼ÓÀ» Çã¿ëÇÑ´Ù.
¿¹ 2) crypt ¼³Á¤
crypt ¿¡ ´ëÇÑ ¼³Á¤Àº ¹Ì¸® À¯Àú¸í°ú ÆÐ½º¿öµå°¡ ¼³Á¤µÇ¾î ÀÖ¾î¾ß
ÇÑ´Ù. ¶ÇÇÑ psql Á¢¼Ó½Ã -u ¿É¼ÇÀ» Àû¿ëÇÏ¿µ¾ß ÇÑ´Ù.
local all crypt
host all 210.110.144.161 255.255.255.255 crypt
¿¹ 3) reject ¼³Á¤
host all 210.110.144.161 255.255.255.255 reject
210.110.144.161 ÀÇ IP ¸¦ °¡Áø °÷À¸·ÎºÎÅÍÀÇ Á¢¼ÓÀ» Çã¿ëÇÏÁö
¾Ê´Â´Ù. Áï, °ÅºÎÇÑ´Ù(reject)
¿¹ 4) password ¼³Á¤
host all 210.110.144.161 255.255.255.255 password
</verb></tscreen>
<sect>JDBC CONNECTION Å×½ºÆ®<p>
<p> 1. Ŭ¶óÀÌ¾ðÆ®´Â power linux 2 ¸¦ »ç¿ëÇÏ¿´°í ¼¹ö·Î´Â accel ¸®´ª½º6.2 ¸¦ »ç¿ëÇÏ¿´´Ù.
Æ÷½ºÆ®±×·¹½º´Â 7.0 beta3 À» »ç¿ëÇÏ¿´°í jdk1.2.2 ¸¦ »ç¿ëÇÏ¿´´Ù.
<p> 2. Å×½ºÆ®¸¦ À§ÇØ Å¬¶óÀÌ¾ðÆ®¿¡ Æ÷½ºÆ®±×·¹½º JDBC µå¶óÀ̹ö¸¦ ¼³Ä¡ÇÏ¿©¾ß ÇÏ¸ç ¼³Ä¡½Ã
ÁÖÀÇÇÒ Á¡ÀÌ ÀÖ´Ù. ¸¸¾à jdk1.1.x ¸¦ »ç¿ëÇÑ´Ù¸é Æ÷½ºÆ®±×·¹½º JDBC1 À» »ç¿ëÇÏ¿©¾ß Çϸç
jdk1.2.x ¸¦ »ç¿ëÇÑ´Ù¸é Æ÷½ºÆ®±×·¹½º JDBC2 ¸¦ »ç¿ëÇÏ¿©¾ß ÇÑ´Ù.
<p> 3. Ŭ¶óÀÌ¾ðÆ®¿¡ JDBC µå¶óÀ̹ö ¼³Ä¡
<p>¸ÕÀú Æ÷½ºÆ®±×·¹½º JDBC µå¶óÀ̹ö¸¦ Ŭ¶óÀÌ¾îÆ®ÃøÀÇ Àû´çÇÑ µð·ºÅ丮¿¡
º¹»çÇÑ´Ù. ¿©±â¼´Â /usr/local/lib/jdbc_post/ µð·ºÅ丮¿¡ º¹»çÇÏ¿´´Ù.
±×·± ÈÄ CLASSPATH ¸¦ Àâ¾ÆÁØ´Ù. ´ÙÀ½Àº CLASSPATH ¼³Á¤ ¿¹ÀÌ´Ù.
<tscreen><verb>
CLASSPATH=/usr/local/lib/jdbc_post/postgresql.jar:.
export CLASSPATH
</verb></tscreen>
<p>4. Æ÷½ºÆ®±×·¹½º ¼¹öÀÇ pg_hba.conf ¸¦ ÀûÀýÈ÷ ¼öÁ¤ÇØÁÖ¾î¾ß ÇÑ´Ù.
Å×½ºÆ®ÇÒ JDBC ¼Ò½º ¿¹Á¦¸¦ ¼öÇàÇÒ Å¬¶óÀ̾ðÆ®ÀÇ IP °¡
"210.110.144.161" À̶ó°í °¡Á¤ÇÏ°í Æ÷½ºÆ®±×·¹½º DB ¼¹öÀÇ IP ÁÖ¼Ò´Â
"210.110.144.162"¶ó°í °¡Á¤ÇÑ´Ù. Å×½ºÆ®ÀÇ ¼öÇà¿¡ ¾Õ¼ DB ¼¹öÃø¿¡ IP ÁÖ¼Ò°¡
"210.110.144.161"ÀΠŬ¶óÀ̾ðÆ®Ãø¿¡ ´ëÇÑ ÀÎÁõ ¼³Á¤À» ÇÏ¿©¾ß ÇÑ´Ù. ¼³Á¤Àº
´ÙÀ½°ú °°ÀÌ pg_hba.conf ¿¡ ´ÙÀ½ ¶óÀÎÀ» ÀûÀýÈ÷ Ãß°¡ÇÏ¿©¾ß ÇÑ´Ù.
<tscreen><verb>
host all 210.110.144.161 255.255.255.255 crypt
</verb></tscreen>
<p>5. Æ÷½ºÆ®±×·¹½º¿ëÀÇ ÀûÀýÇÑ ¿¹Á¦ ÇÁ·Î±×·¥À» º¹»çÇÑ ÈÄ ÄÄÆÄÀÏ ÇÑ´Ù. ¿©±â¼´Â basic.java ¸¦
°¡Áö°í Å×½ºÆ® ÇÑ´Ù. Æ÷½ºÆ®±×·¹½º JDBC °ü·Ã ¿¹Á¦ ÇÁ·Î±×·¥Àº Æ÷½ºÆ®±×·¹½ºÀÇ ¼Ò½º µð·ºÅ丮ÀÇ
/src/interfaces/jdbc/example µð·ºÅ丮¿¡ ÀÖ´Ù.
<p>¶ÇÇÑ basic.java ¼Ò½ºÀÇ Á¦ÀÏ Ã¹ ¶óÀÎÀÇ "package example;"À» ÀûÀýÈ÷ ó¸®ÇÑ´Ù.
(ÁÖ¼®Ã³¸®³ª »èÁ¦µî..)
<p>ÄÄÆÄÀÏÀº ´ÙÀ½Ã³·³ ÇÑ´Ù.
<tscreen><verb>
javac basic.java
</verb></tscreen>
<p>½ÇÇàÀº ´ÙÀ½Ã³·³ ÇÑ´Ù.
<p>java basic jdbc:postgresql://210.110.144.162/template1 postgres nogadax
<p>À§ÀÇ IP ¾îµå·¹½º "210.110.144.162" ´Â Æ÷½ºÆ®±×·¹½º°¡ ÀÖ´Â ¼¹öÀÇ IP À̰í
"template1"Àº Á¢¼ÓÇÏ¿© Å×½ºÆ®ÇÏ·Á´Â µ¥ÀÌŸº£À̽º¸íÀÌ´Ù. "postgres"´Â Á¢¼ÓÀ»
ÇÏ·ÁÇÏ´Â Æ÷½ºÆ®±×·¹½º ÀÇ DB »ç¿ëÀÚ¸íÀ̰í "nogadax" ´Â ÆÐ½º¿öµåÀÌ´Ù.
<p>IP ´Â ÀÚ½ÅÀÇ ¼¹ö¿¡ ¸Â°Ô ÀûÀýÈ÷ º¯°æÇØÁØ´Ù. ¸¸¾à ÇϳªÀÇ ¼¹ö»ó¿¡¼ Å×½ºÆ®¸¦
ÇÏ·ÁÇÑ´Ù¸é IP´Â 127.0.0.1 À̸ç pg_hba.conf ÀÇ ¼³Á¤Àº ´ÙÀ½°ú °°´Ù.
<tscreen><verb>
host all 127.0.0.1 255.255.255.255 crypt
</verb></tscreen>
<sect>±âŸ<p>
<p>Domain Socket ¿¡ ´ëÇÑ ³»¿ëÀº "Unix ÀÇ ³»ºÎ ±¸Á¶"(È«¸ª °úÇÐ ÃâÆÇ»ç,Á¶À¯±Ù ¿ª)ÀÇ
"ÇÁ·Î¼¼½º°£ Åë½Å"ºÎºÐÀ» ÂüÁ¶ÇÏ¿´´Ù.
<p>pg_hba.conf ´Â Æ÷½ºÆ®±×·¹½ºÀÇ Admin's Guide ÀÇ "SECURITY" ºÎºÐÀ» ÂüÁ¶ÇÏ¿´´Ù.
<p>Æ÷½ºÆ®±×·¹½º JDBC µå¶óÀ̹ö °ü·Ã ³»¿ëÀº Æ÷½ºÆ®±×·¹½ºÀÇ Programmer's Guide ÀÇ
"JDBC Interface" ºÎºÐÀ» ÂüÁ¶ÇÏ¿´´Ù.
</article>
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