PostgreSQL(¥Ý¥¹¥È¥°¥ì¥¹¡¦¥¥å¡¼¡¦¥¨¥ë)¤Ë¤Ä¤¤¤Æ¤è¤¯¤¢¤ë¼ÁÌä¤È¤½¤Î²òÅú(FAQ)
-¸¶Ê¸ºÇ½ª¹¹¿·Æü: Mon Mar 29 00:07:11 EST 2004
+¸¶Ê¸ºÇ½ª¹¹¿·Æü: Fri Jun 4 00:09:16 EDT 2004
Maintainer of Japanese Translation: Jun Kuwamura (juk at PostgreSQL.jp)
¤³¤ÎÏÂÌõ¤Ë¤Ä¤¤¤Æ¤ªµ¤¤Å¤¤ÎÅÀ¤Ï(juk at PostgreSQL.jp)¤Þ¤Ç¥á¡¼¥ë¤Ç¤ª´ó¤»²¼¤µ¤¤¡£
- 2003ǯ09·î20Æü ·¬Â¼ ½á
+ 2004ǯ08·î22Æü ·¬Â¼ ½á
]
¨¬¨¬¨¬¨¬¨¬¨¬¨¬¨¬¨¬¨¬¨¬¨¬¨¬¨¬¨¬¨¬¨¬¨¬¨¬¨¬¨¬¨¬¨¬¨¬¨¬¨¬¨¬¨¬¨¬¨¬¨¬¨¬¨¬¨¬¨¬¨¬¨¬¨¬¨¬
3.9) pgsql_tmp ¥Ç¥£¥ì¥¯¥È¥ê¤ÎÃæ¤Ë¤Ï²¿¤¬¤¢¤ê¤Þ¤¹¤«¡©
3.10) PostgreSQL¤Î¥á¥¸¥ã¡¼¥ê¥ê¡¼¥¹¤ò¥¢¥Ã¥×¥Ç¡¼¥È¤¹¤ë¤Î¤Ë¥À¥ó¥×¤È¥ê¥¹¥È¥¢¤ò¤·¤Ê
¤¯¤Æ¤Ï¤Ê¤é¤Ê¤¤¤Î¤Ï¤Ê¤¼¤Ç¤¹¤«¡©
+3.11) ¥Ï¡¼¥É¥¦¥§¥¢¤Ë¤Ï¤É¤ó¤Ê¥³¥ó¥Ô¥å¡¼¥¿¤ò»È¤¨¤Ð¤è¤¤¤Ç¤¹¤«¡©
Áàºî¾å¤Î¼ÁÌä
1.1) PostgreSQL ¤È¤Ï²¿¤Ç¤¹¤«¡©²¿¤ÈÆÉ¤ß¤Þ¤¹¤«¡©
-Post-Gres-Q-L.(¥Ý¥¹¥È - ¥°¥ì¥¹ - ¥¥å¡¼ - ¥¨¥ë) ¤Èȯ²»¤·¤Þ¤¹¡£¤³¤Îȯ²»¤òʹ¤¤¿
-¤¤¿Í¤Î¤¿¤á¤Ë¡¢¥ª¡¼¥Ç¥£¥ª¥Õ¥¡¥¤¥ë¤ò http://www.postgresql.org/postgresql.mp3 ¤Ë
-ÍѰդ·¤Æ¤¢¤ê¤Þ¤¹¡£
+Post-Gres-Q-L(¥Ý¥¹¥È - ¥°¥ì¥¹ - ¥¥å¡¼ - ¥¨¥ë) ¤Èȯ²»¤·¤Þ¤¹¡£¤³¤Îȯ²»¤òʹ¤¤¿¤¤
+¿Í¤Î¤¿¤á¤Ë¡¢¥ª¡¼¥Ç¥£¥ª¥Õ¥¡¥¤¥ë¤ò http://www.postgresql.org/postgresql.mp3 ¤ËÍÑ
+°Õ¤·¤Æ¤¢¤ê¤Þ¤¹¡£
PostgreSQL ¤Ï¼¡À¤Âå DBMS ¸¦µæÍѤΥץí¥È¥¿¥¤¥×¤Ç¤¢¤Ã¤¿ POSTGRES ¥Ç¡¼¥¿¥Ù¡¼¥¹´ÉÍý
¥·¥¹¥Æ¥à¤Î²þÎÉÈǤǤ¹¡Ê¤³¤Î¤¿¤á¡¢º£¤Ç¤â¤È¤¤É¤ "Postgres" ¤È¸Æ¤Ð¤ì¤ë¤³¤È¤¬¤¢¤ê
Postgres95-1.01 ¤ÎÃæ¿´Åª¤Ê³«È¯¼Ô¤Ï Andrew Yu ¤È Jolly Chen ¤Ç¤·¤¿¤¬¡¢¤½¤Î¾ÂçÀª
¤Î¿Í¡¹¤¬¤³¤Î¥³¡¼¥É¤Î°Ü¿¢¡¢¥Æ¥¹¥È¡¢¥Ç¥Ð¥°¡¢¤ª¤è¤Ó¡¢²þÎɤ˻²²Ã¤·¤Þ¤·¤¿¡£
-PostgreSQL ¤ÎÇÉÀ¸¸µ¥³¡¼¥É¤Ç¤¢¤ë POSTGRES ¤Ï¥«¥ê¥Õ¥©¥ë¥Ë¥¢Âç³Ø¥Ð¡¼¥¯¥ì¥¤¹»¤Ë¤ª¤¤
+PostgreSQL ¤ÎÇÉÀ¸¸µ¥³¡¼¥É¤Ç¤¢¤ë Postgres ¤Ï¥«¥ê¥Õ¥©¥ë¥Ë¥¢Âç³Ø¥Ð¡¼¥¯¥ì¥¤¹»¤Ë¤ª¤¤
¤Æ¡¢ Michael Stonebraker ¶µ¼ø¤Î»Ø´ø¤Î¤â¤È¡¢Â¿¤¯¤Î³ØÀ¸¡¢Â´¶ÈÀ¸¡¢ËÜ¿¦¤Î¥×¥í¥°¥é¥Þ
¤¿¤Á¤ÎÅØÎϤˤè¤êºî¤é¤ì¤Þ¤·¤¿¡£
PostgreSQL¤Î¶á¶·¤Ï¡¢http://techdocs.postgresql.org/guides/Windows¤È http://
momjian.postgresql.org/main/writings/pgsql/win32.html ¤ò¸«¤Æ¤¯¤À¤µ¤¤¡£
-
-[ÌõÃí¡§
-
-Win32¥Í¥¤¥Æ¥£¡¼¥ÖÈÇ(Win32 Native version)
-
- Windows-Native ¥µ¡¼¥Ð¡¼ & ¥¯¥é¥¤¥¢¥ó¥È¥Ñ¥Ã¥±¡¼¥¸¤¬ÀÆÆ£¤µ¤ó¤Ë¤è¤ê
- °Ý»ý´ÉÍý¤µ¤ì¤Æ¤¤¤Þ¤¹¡£
- http://hp.vector.co.jp/authors/VA023283/PostgreSQL.html
- (Windows-Native Server&Client Package for PostgreSQL by Hiroshi Saito)
- http://hp.vector.co.jp/authors/VA023283/PostgreSQLe.html
+Novell Netware 6 ¤Î°Ü¿¢¤â¤¢¤ê¤Þ¤¹¡£ http://forge.novell.com.
-
-]
-
1.5) PostgreSQL ¤Ï¤É¤³¤«¤éÆþ¼ê¤Ç¤¤Þ¤¹¤«¡©
PostgreSQL ¤ÎÂ縵¤Î anonymous ftp ¥µ¥¤¥È¤Ï ftp://ftp.PostgreSQL.org/pub/ ¤Ç¤¹¡£
°Ê²¼¤ÏÆüËܤΥߥ顼¥µ¥¤¥È¤Ç¤¹:
+ Japan: ftp://ftp.jp.postgresql.org/
Japan: ftp://mirror.nucba.ac.jp/mirror/PostgreSQL/pub/
Japan: ftp://ring.ip-kyoto.ad.jp/pub/misc/db/PostgreSQL/
Japan: ftp://ring.crl.go.jp/pub/misc/db/PostgreSQL/
1.6) ¥µ¥Ý¡¼¥È¤Ï¤É¤³¤Ç¼õ¤±¤é¤ì¤Þ¤¹¤«¡©
-¤ë¤³¤È¤Ç¤¢¤ì¤ÐµÄÏÀ¤¬¤Ç¤¤Þ¤¹¡£¤³¤Î¥ê¥¹¥È¤Ø¤Î»²²Ã¤Î¤Ï¡¢ÅŻҥ᡼¥ë¤ÎËÜʸ(Subject
-¹Ô¤Ç¤Ï¤¢¤ê¤Þ¤»¤ó)¤Ë¼¡¤Î£²¹Ô¤ò½ñ¤¤¤Æ¡¢
+¤ë¤³¤È¤Ç¤¢¤ì¤ÐµÄÏÀ¤¬¤Ç¤¤Þ¤¹¡£¤³¤Î¥ê¥¹¥È¤Ø¤Î»²²Ã¤Ï¡¢ÅŻҥ᡼¥ë¤ÎËÜʸ(Subject ¹Ô
+¤Ç¤Ï¤¢¤ê¤Þ¤»¤ó)¤Ë¼¡¤Î£²¹Ô¤ò½ñ¤¤¤Æ¡¢
subscribe
end
subscribe
end
³«È¯¼Ô¤ÎµÄÏÀ¤Î¤¿¤á¤Î¥á¡¼¥ê¥ó¥°¥ê¥¹¥È¤âÍøÍѤǤ¤Þ¤¹¡£¤³¤Î¥ê¥¹¥È¤Ø¤Î»²²Ã¤ÏÅŻҥá
¡¼¥ë¤ÎËÜʸ¤Ë¡§
http://www.PostgreSQL.org
-EFNet¤Ë #PostgreSQL ¤È¤¤¤¦ IRC ¥Á¥ã¥ó¥Í¥ë¤â¤¢¤ê¤Þ¤¹¡£ UNIX ¥³¥Þ¥ó¥É¤Ç irc -c '#
-PostgreSQL' "$USER" irc.phoenix.net. ¤¢¤ë¤¤¤Ï¡¢ irc -c '#PostgreSQL' "$USER"
-irc.freenode.net. ¤ò»È¤Ã¤Æ»²²Ã¤Ç¤¤Þ¤¹¡£
+Freenode ¤ª¤è¤Ó EFNet¤Ë #PostgreSQL ¤È¤¤¤¦ IRC ¥Á¥ã¥ó¥Í¥ë¤â¤¢¤ê¤Þ¤¹¡£ UNIX ¥³¥Þ
+¥ó¥É¤Ç irc -c '#PostgreSQL' "$USER" irc.phoenix.net. ¤¢¤ë¤¤¤Ï¡¢ irc -c '#
+PostgreSQL' "$USER" irc.freenode.net. ¤ò»È¤Ã¤Æ»²²Ã¤Ç¤¤Þ¤¹¡£
[ÌõÃí:
- 1999ǯ7·î23Æü¡¢ÆüËÜPostgreSQL¥æ¡¼¥¶¡¼²ñ(¤Ë¤Û¤ó ¤Ý¤¹¤È¤°¤ì¤¹ ¤æ¡¼¤¶¡¼ ¤«¤¤)¡¢Î¬¾ÎJPUG
- ¤¬ÀßΩ¤µ¤ì¤Þ¤·¤¿¡£JPUG ¤ÏÈó±ÄÍøÁÈ¿¥¤Ç¡¢PostgreSQL¤òÍøÍѤ¹¤ë¿Íã¤ÎÁê¸ß¶¨ÎϤξì¤È¤Ê¤Ã¤Æ¤¤¤Þ¤¹¡£
- 2003ǯ5·î17Æü¤ÎÁí²ñ¤ò°Ê¤Ã¤Æ¡¢¡ÖÆüËÜPostgreSQL¥æ¡¼¥¶²ñ¡×¤Ë̾¾Î¤ò²þ¤á¤Þ¤·¤¿¡£
+ 1999ǯ7·î23Æü¡¢ÆüËܥݥ¹¥È¥°¥ì¥¹¥æ¡¼¥¶¡¼²ñ¡¢Î¬¾ÎJPUG¤¬ÀßΩ¤µ¤ì¤Þ¤·¤¿¡£
+ JPUG ¤ÏÈó±ÄÍøÁÈ¿¥¤Ç¡¢PostgreSQL¤òÍøÍѤ¹¤ë¿Íã¤ÎÁê¸ß¶¨ÎϤξì¤È¤Ê¤Ã¤Æ¤¤¤Þ¤¹¡£
+ (2003ǯ5·î17Æü¡¢¡ÖÆüËÜPostgreSQL¥æ¡¼¥¶²ñ¡×¤Ë̾¾Î¤ò²þ¤á¤Þ¤·¤¿¡£)
Àµ²ñ°÷¤Î²ñÈñ¤Ï̵ÎÁ¤Ç¤¹¤¬¡¢¶¨»¿²ñ°÷¤Î²ñÈñ¤È²ñ°÷¤ÎÀѶËŪ¤Ê¹×¸¥¤¬²ñ¤Î±¿±Ä¤ò½õ¤±¤Æ¤¤¤Þ¤¹¡£
¾Ü¤·¤¯¤Ï¡¢JPUG ¤ÎWeb ¥µ¥¤¥È:
http://www.PostgreSQL.jp/
¤ò¤´Í÷¤¯¤À¤µ¤¤¡£²ñ°÷ÅÐÏ¿¤â²Äǽ¤È¤Ê¤Ã¤Æ¤¤¤Þ¤¹¡£
- 1990ǯÂåÃæ¤´¤í¤è¤ê¡¢¥Ý¥¹¥È¥°¥ì¥¹¤ÎÆüËܸì¥á¡¼¥ê¥ó¥°¡¦¥ê¥¹¥È¤òÀаæ ãÉפµ¤ó¤¬¼çºÅ¤·¤Æ¤¤¤Þ¤¹¡£¾ÜºÙ¤Ï¡¢
- http://www.sra.co.jp/people/t-ishii/PostgreSQL/ML/info.html
- ¤ò¤´Í÷²¼¤µ¤¤¡£¥¢¡¼¥«¥¤¥Ö¤ò¡¢¤¤¤ï¤¤ê¤µ¤ó¤Îpgsql-jp ML¸¡º÷¥·¥¹¥Æ¥à
- http://datula.mio.org/~iwakiri/pgsql_jp/
- ¤Ç¸¡º÷¤¹¤ë¤³¤È¤â¤Ç¤¤Þ¤¹¡£
- ]
+
+ ÆüËܸì¤ÎIRC¥Á¥ã¥ó¥Í¥ë '#PostgreSQL*jp' ¤â¸ºß¤·¤Þ¤¹¡£
¾¦ÍÑ¥µ¥Ý¡¼¥È²ñ¼Ò¤Î¥ê¥¹¥È¤Ïhttp://techdocs.postgresql.org/companies.php¤Ë¤¢¤ê¤Þ
¤¹¡£
- [ÌõÃí:
- ÆüËܤǤϡ¢SRA Inc. ¥ª¡¼¥×¥ó¥·¥¹¥Æ¥à»ö¶ÈÉô ¤Ë¤Æ¾¦ÍÑ¥µ¥Ý¡¼¥È¤¬¹Ô¤Ê¤ï¤ì¤Æ¤¤¤Þ¤¹¡£
- ¥ß¥é¥¯¥ë¡¦¥ê¥Ê¥Ã¥¯¥¹³ô¼°²ñ¼Ò ¤Ç "Miracle Linux for PostgreSQL" ¤ÎÈÎÇä¤È¥µ¥Ý¡¼¥È¤¬
- ³«»Ï¤µ¤ì¤Þ¤·¤¿¡£
- ]
-
1.7) ºÇ¿·ÈǤϤɤì¤Ç¤¹¤«
-PostgreSQL ¤ÎºÇ¿·ÈǤϥС¼¥¸¥ç¥ó 7.4.2 ¤Ç¤¹¡£
+PostgreSQL ¤ÎºÇ¿·ÈǤϥС¼¥¸¥ç¥ó 7.4.5 ¤Ç¤¹¡£
²æ¡¹¤Ï¡¢6¡Á8¥«·îËè¤Ë¥á¥¸¥ã¡¼¥ê¥ê¡¼¥¹¤ò¹Ô¤Ê¤¦¤³¤È¤ò·×²è¤·¤Æ¤¤¤Þ¤¹¡£
http://www.PostgreSQL.org/bugs/bugs.phpPostgreSQL BugTool (¥Ð¥°¥Ä¡¼¥ë)¤Î¥Ú¡¼¥¸
¤òˬ¤ì¤Æ¤ß¤Æ²¼¤µ¤¤¡£¥Ð¥°¥ì¥Ý¡¼¥È¤òÄó½Ð¤¹¤ë»ÅÊý¤Ë¤Ä¤¤¤Æ¤Î¼ê°ú¤È»Ø¿Ë¤¬¤¢¤ê¤Þ¤¹¡£
-¤½¤ÎÁ°¤Ë http://PostgreSQL.org¤Ë¤¢¤ëºÇ¿·¤Î FAQ ¤ò¥Á¥§¥Ã¥¯¤·¤Æ²¼¤µ¤¤¡£
-
¤½¤ì¤ÈƱ»þ¤Ë ftp ¥µ¥¤¥È ftp://ftp.PostgreSQL.org/pub/¤Ç¡¢¤â¤Ã¤È¿·¤·¤¤¥Ð¡¼¥¸¥ç¥ó
¤Î PostgreSQL ¤¢¤ë¤¤¤Ï¥Ñ¥Ã¥Á¤ò¤µ¤¬¤·¤Æ¤ß¤Æ²¼¤µ¤¤¡£
¤ÎÆÃ²½·¿¥Ç¡¼¥¿¥Ù¡¼¥¹¡¦¥·¥¹¥Æ¥à¤Ë¤¯¤é¤Ù¤Æ¡¢PostgreSQL ¤ÏÊ£¿ô¥æ¡¼¥¶¤äÊ£»¨¤ÊÌä
¤¤¹ç¤ï¤»¡¢¤Þ¤¿¡¢ read/write Ì䤤¹ç¤ï¤»¤Î¥í¡¼¥É¤¬¤è¤ê¹â®¤Ç¤¹¡£MySQL¤Ï¾¯¤Ê¤¤
¥æ¡¼¥¶¤Ç¤Îñ½ã¤Ê SELECT Ì䤤¹ç¤ï¤»¤Ç¤Ï¹â®¤Ç¤¹¡£¤â¤Á¤í¤ó¡¢MySQL¤Ë¤Ï¾åµ¤Î
- Features¤ÎÀá¤Ë¼¨¤¹¤è¤¦¤Êµ¡Ç½¤Ï¤Þ¤Ã¤¿¤¯¤¢¤ê¤Þ¤»¤ó¡£²æ¡¹¤Ï¡¢PostgreSQL¤Ë½ÀÆð
- À¤Èµ¡Ç½À¤òÁȤ߹þ¤ß¤Ê¤¬¤é¤â¡¢À䤨¤º¡¢¥×¥í¥Õ¥¡¥¤¥é¡¼¤Ë³Ý¤±¤¿¤ê¥½¡¼¥¹¥³¡¼¥É
- ¤ò²òÀϤ·¤¿¤ê¤·¤Æ¡¢Àǽ¤Î²þÁ±¤ò³¤±¤Æ¤¤¤Þ¤¹¡£PostgreSQL ¤È MySQL ¤È¤òÈæ³Ó¤·
- ¤Æ¤¤¤ëÌÌÇò¤¤ Web ¥Ú¡¼¥¸¤¬http://openacs.org/philosophy/why-not-mysql.html¤Ë
- ¤¢¤ê¤Þ¤¹¡£¤Þ¤¿¡¢MySQL¤Ï¡¢À½Éʤò¥ª¡¼¥×¥ó¥½¡¼¥¹¤òÄ̤¸¤ÆÇÛÉÛ¤·¤Æ¡¢¥¯¥í¡¼¥º¥½¡¼
- ¥¹¥½¥Õ¥È¥¦¥§¥¢¤È¤·¤Æ¤Î¾¦Íѥ饤¥»¥ó¥¹¤òÍ׵᤹¤ë´ë¶È¤Ç¤â¤¢¤ê¡¢PostgreSQL¤Î¤è
- ¤¦¤Ê¥ª¡¼¥×¥ó¥½¡¼¥¹³«È¯¥³¥ß¥å¥Ë¥Æ¥£¤Ç¤Ï¤¢¤ê¤Þ¤»¤ó¡£
- PostgreSQL¤Ï¡¢Unix¥×¥í¥»¥¹¤òµ¯Æ°¤¹¤ë¤³¤È¤Ë¤è¤ê¥æ¡¼¥¶¡¼Àܳ¤òÁàºî¤·¤Þ¤¹¡£Ê£
- ¿ô¤Î¥Ð¥Ã¥¯¥¨¥ó¥É¡¦¥×¥í¥»¥¹¤¬¾ðÊó¤ò¥í¥Ã¥¯¤·¤Ê¤¬¤é¥Ç¡¼¥¿¡¦¥Ð¥Ã¥Õ¥¡¡¼¤ò¶¦Í¤·
- ¤Þ¤¹¡£¥Þ¥ë¥ÁCPU¤Ç¤Ï¡¢´Êñ¤ËÊ£¿ô¤Î¥Ð¥Ã¥¯¥¨¥ó¥É¤ò¤½¤ì¤¾¤ì¤ÎCPU¤ÇÁö¤é¤»¤ë¤³¤È
- ¤¬¤Ç¤¤Þ¤¹¡£
+ Features¤ÎÀá¤Ë¼¨¤¹¤è¤¦¤Êµ¡Ç½¤Ï¤Û¤È¤ó¤É¤¢¤ê¤Þ¤»¤ó¡£²æ¡¹¤Ï¡¢PostgreSQL¤Ë½ÀÆð
+ À¤Èµ¡Ç½À¤òÁȤ߹þ¤ß¤Ê¤¬¤é¤â¡¢À䤨¤ºÀǽ¤Î²þÁ±¤ò³¤±¤Æ¤¤¤Þ¤¹¡£PostgreSQL ¤È
+ MySQL ¤È¤òÈæ³Ó¤·¤Æ¤¤¤ëÌÌÇò¤¤ Web ¥Ú¡¼¥¸¤¬http://openacs.org/philosophy/
+ why-not-mysql.html¤Ë¤¢¤ê¤Þ¤¹¡£¤Þ¤¿¡¢MySQL¤Ï¡¢À½Éʤò¥ª¡¼¥×¥ó¥½¡¼¥¹¤òÄ̤¸¤ÆÇÛ
+ ÉÛ¤·¤Æ¡¢¥¯¥í¡¼¥º¥½¡¼¥¹¥½¥Õ¥È¥¦¥§¥¢¤È¤·¤Æ¤Î¾¦Íѥ饤¥»¥ó¥¹¤òÍ׵᤹¤ë´ë¶È¤Ç¤â
+ ¤¢¤ê¡¢PostgreSQL¤Î¤è¤¦¤Ê¥ª¡¼¥×¥ó¥½¡¼¥¹³«È¯¥³¥ß¥å¥Ë¥Æ¥£¤Ç¤Ï¤¢¤ê¤Þ¤»¤ó¡£
¿®ÍêÀ(Reliability)
²æ¡¹¤Ï¡¢DBMS¤Î¿®ÍêÀ¤¬¹â¤¯¤Ê¤¯¤Æ¤Ï¤½¤Î²ÁÃͤ¬Ìµ¤¤¤³¤È¤òÍý²ò¤·¤Æ¤Þ¤¹¡£½½Ê¬¥Æ
- ¥¹¥È¤·¤Æ¡¢°ÂÄꤷ¤¿¥³¡¼¥É¤ò¥Ð¥°¤òºÇ¾®¤Ë¤·¤Æ¤«¤é¥ê¥ê¡¼¥¹¤¹¤ë¤è¤¦¤Ë¶Ð¤á¤Æ¤Þ¤¹
+ ¥¹¥È¤·¤Æ¡¢°ÂÄꤷ¤¿¥³¡¼¥É¤ò¥Ð¥°¤òºÇ¾®¤Ë¤·¤Æ¤«¤é¥ê¥ê¡¼¥¹¤¹¤ë¤è¤¦¤ËÅØ¤á¤Æ¤Þ¤¹
¡£¤½¤ì¤¾¤ì¤Î¥ê¥ê¡¼¥¹¤Ï¾¯¤Ê¤¯¤È¤â1¥«·î°Ê¾å¤Î¥Ù¡¼¥¿¡¦¥Æ¥¹¥È¤ò¹Ô¤Ê¤¤¡¢¤³¤ì¤Þ¤Ç
¤Î¥ê¥ê¡¼¥¹¤ÎÍúÎò¤¬¡¢À½ÉÊÈǤȤ·¤Æ°ÂÄꤷ¤¿·ø¸Ç¤Ê¥ê¥ê¡¼¥¹¤Ç¤¢¤ë¤³¤È¤òʪ¸ì¤Ã¤Æ
¤¤¤Þ¤¹¡£¤³¤ÎʬÌî¤Ç¤Ï¡¢Â¾¤Î¥Ç¡¼¥¿¥Ù¡¼¥¹¤ÈÈæ¤Ù¤Æ¤â½¿§¤¬¤Ê¤¤¤³¤È¤Ë¼«¿®¤ò»ý¤Ã
¤â¤Á¤í¤ó¡¢¤³¤Î´ðÈפϰ¤¤¤â¤Î¤Ç¤Ï¤¢¤ê¤Þ¤»¤ó¡£°Ý»ý¤·Â³¤±¤ë¤¿¤á¤Ë¤ÏËè·î¤¢¤ë¤¤¤Ï°ì
»þ¤Î·ÐÈñ¤¬¤«¤«¤ê¤Þ¤¹¡£¤â¤·¡¢¤¢¤Ê¤¿¤ä¤¢¤Ê¤¿¤Î²ñ¼Ò¤Ë¡¢¤³¤¦¤·¤¿ÅØÎϤΤ¿¤á¤Î»ñ¶â¤ò
-½õ¤±¤ë¤¿¤á¤Ë»Ü¤¹¤³¤È¤¬¤Ç¤¤ë¤è¤¦¤Ç¤·¤¿¤é¡¢https://store.pgsql.com/shopping/¤«¤é
+½õ¤±¤ë¤¿¤á¤Ë»Ü¤¹¤³¤È¤¬¤Ç¤¤ë¤è¤¦¤Ç¤·¤¿¤é¡¢http://store.pgsql.com/shopping/¤«¤é
´óÉÕ¤ò¤ª´ê¤¤¤·¤Þ¤¹¡£
¤Þ¤¿¡¢Web¥Ú¡¼¥¸¤Ë¤Ï PostgreSQL,Inc ¤È¤¢¤ê¤Þ¤¹¤¬¡¢¤½¤³¤Î"µÁ±ç(contributions)"¥¢
2.3) PostgreSQL ¤Ë¥°¥é¥Õ¥£¥«¥ë¡¦¥æ¡¼¥¶¥¤¥ó¥¿¡¼¥Õ¥§¥¤¥¹¤Ï¤¢¤ê¤Þ¤¹¤«¡©
¤â¤Á¤í¤ó¡¢PostgreSQL ¤Ø¤Î¥°¥é¥Õ¥£¥«¥ë¥¤¥ó¥¿¡¼¥Õ¥§¥¤¥¹¤¬¤¤¤¯¤Ä¤«¤¢¤ê¤Þ¤¹¡£¤½¤ÎÃæ
-¤ËPgAccess http://www.pgaccess.com ¤â´Þ¤Þ¤ì¤Þ¤¹¡£ PgAdmin III (http://
+¤ËPgAccess http://www.pgaccess.org ¤â´Þ¤Þ¤ì¤Þ¤¹¡£ PgAdmin III (http://
www.pgadmin.org)¤â¤¢¤ê¤Þ¤¹¡£ RHDB Admin (http://sources.redhat.com/rhdb/ )¤È
Rekall ( http://www.thekompany.com/products/rekall/, proprietary)¤â¤¢¤ê¤Þ¤¹¡£
PhpPgAdmin ( http://phppgadmin.sourceforge.net/ ) ¤ÏPostgreSQL¤Ø¤ÎWeb¥Ù¡¼¥¹¤Î¥¤
¥ó¥¿¡¼¥Õ¥§¥¤¥¹¤òÄ󶡤·¤Þ¤¹¡£
-PgAccess ¤È¸Æ¤Ð¤ì¤ëÁÇÀ²¤é¤·¤¤¥°¥é¥Õ¥£¥«¥ë¡¦¥æ¡¼¥¶¡¦¥¤¥ó¥¿¡¼¥Õ¥§¥¤¥¹¤¬¤¢¤ê¡¢¤³¤Î
-ÇÛÉۤȶ¦¤Ë½Ð²Ù¤µ¤ì¤Þ¤¹¡£PgAccess ¤Ë¤Ï¥ì¥Ý¡¼¥È¡¦¥¸¥§¥Í¥ì¡¼¥¿¤â¤¢¤ê¤Þ¤¹¡£Web ¥Ú¡¼
-¥¸¤Ïhttp://www.pgaccess.org/¤Ç¤¹¡£
-
¤è¤ê¾ÜºÙ¤Ê¥ê¥¹¥È¤Ë¤Ä¤¤¤Æ¤Ï¡¢http://techdocs.postgresql.org/guides/GUITools ¤ò¤´
Í÷¤¯¤À¤µ¤¤¡£
°Ê²¼¤Î¥¤¥ó¥¿¡¼¥Õ¥§¥¤¥¹¤ÏPostgreSQL¤ÎÇÛÉÛ¤Ë´Þ¤Þ¤ì¤Æ¤¤¤Þ¤¹¡£
- ¡¦ C (libpq, libpgeasy)
+ ¡¦ C (libpq)
¡¦ Ëä¤á¹þ¤ßC (ecpg)
¡¦ Java (jdbc)
¡¦ Python (PyGreSQL)
¡¦ TCL (libpgtcl)
-¤½¤Î¾¤ÎÍøÍѲÄǽ¤Ê¥¤¥ó¥¿¡¼¥Õ¥§¥¤¥¹¤Ï http://www.PostgreSQL.org/interfaces.html
-¤ª¤è¤Ó¡¢ http://gborg.postgresql.org ¤ÎDrivers/Interfaces¤Î¥»¥¯¥·¥ç¥ó¤Ë¤¢¤ê¤Þ¤¹
-¡£
+¤½¤Î¾¤ÎÍøÍѲÄǽ¤Ê¥¤¥ó¥¿¡¼¥Õ¥§¥¤¥¹¤Ï http://gborg.postgresql.org ¤ÎDrivers/
+Interfaces¤Î¥»¥¯¥·¥ç¥ó¤Ë¤¢¤ê¤Þ¤¹¡£
[ÌõÃí¡§
±Ê°Â¸ç»Ë¤µ¤ó¤Ï Palm ÈǤΠlibpq ¤ò³«È¯¤µ¤ì¤Þ¤·¤¿¡£
¤·¤Æ»È¤¨¤ë¶¦Í¥á¥â¥ê¡¼¤ÎÂ礤µ¤òÂ礤¯ÀßÄꤹ¤ëɬÍפ¬¤¢¤ê¤Þ¤¹¡£¶ñÂÎŪ¤ÊÂ礤µ¤Ï
¡¢»È¤Ã¤Æ¤¤¤ë¥¢¡¼¥¥Æ¥¯¥Á¥ã¤Èpostmaster ¤òÁö¤é¤»¤ë¤È¤¤ËÀßÄꤹ¤ë¥Ð¥Ã¥Õ¥¡¤Î¿ô¤È¥Ð
¥Ã¥¯¥¨¥ó¥É¥×¥í¥»¥¹¤Ë°Í¸¤·¤Þ¤¹¡£¤Û¤È¤ó¤É¤Î¥·¥¹¥Æ¥à¤Ç¤Ï¡¢´ûÄêÃͤΥХåե¡¥µ¥¤¥º
-¤Î¤Þ¤Þ¤Ç¡¢¾¯¤Ê¤¯¤È¤âÌó1MB¤¬É¬ÍפǤ¹¡£ PostgreSQL Administrator's Gide ¤Ë¶¦Í¥á
+¤Î¤Þ¤Þ¤Ç¡¢¾¯¤Ê¤¯¤È¤âÌó1MB¤¬É¬ÍפǤ¹¡£ PostgreSQL Administrator's Guide ¤Ë¶¦Í¥á
¥â¥ê¡¼¤È¥»¥Þ¥Õ¥©¤Ë¤Ä¤¤¤Æ¤Î¾ðÊó¤Î¾ÜºÙ¤¬¤¢¤ê¤Þ¤¹¤Î¤Ç¤´Í÷¤¯¤À¤µ¤¤¡£
3.4) postmaster¤òÁö¤é¤»¤è¤¦¤È¤¹¤ë¤È¡¢IpcSemaphoreCreate ¥¨¥é¡¼¤¬½Ð¤Þ¤¹¡£¤Ê¤¼¤Ç
¤¢¤ê¤Þ¤¹¡£
¤â¤·¡¢¥¨¥é¡¼¥á¥Ã¥»¡¼¥¸¤¬¤Ê¤Ë¤«Â¾¤Î¤â¤Î¤Ç¤¢¤ì¤Ð¡¢¥«¡¼¥Í¥ë¤Î¹½À®¤Ç¤Þ¤Ã¤¿¤¯¥»¥Þ¥Õ
-¥©¤Î¥µ¥Ý¡¼¥È¤ò¤·¤Æ¤¤¤Ê¤¤¤«¤â¤·¤ì¤Þ¤»¤ó¡£ PostgreSQL Administrator's Gide ¤Ë¶¦Í
-¥á¥â¥ê¡¼¤È¥»¥Þ¥Õ¥©¤Ë¤Ä¤¤¤Æ¤Î¾ðÊó¤Î¾ÜºÙ¤¬¤¢¤ê¤Þ¤¹¡£
+¥©¤Î¥µ¥Ý¡¼¥È¤ò¤·¤Æ¤¤¤Ê¤¤¤«¤â¤·¤ì¤Þ¤»¤ó¡£ PostgreSQL Administrator's Guide ¤Ë¶¦
+ͭ¥á¥â¥ê¡¼¤È¥»¥Þ¥Õ¥©¤Ë¤Ä¤¤¤Æ¤Î¾ðÊó¤Î¾ÜºÙ¤¬¤¢¤ê¤Þ¤¹¡£
3.5) ¾¤Î¥Û¥¹¥È¤«¤é¤ÎÀܳ¤Ï¤É¤Î¤è¤¦¤ËÀ©¸æ¤·¤Þ¤¹¤«¡©
pg_hba.conf ¥Õ¥¡¥¤¥ë¤òŬÀڤ˾¤·¤Æ¡¢¥Û¥¹¥È¼çƳ·¿¤Îǧ¾Ú¤ò»È¤ï¤Ê¤¤¤«¤®¤ê¤Ï¾¤Î¥Þ
¥·¥ó¤«¤é¤ÏÀܳ¤Ç¤¤Ê¤¤¤Ç¤·¤ç¤¦¡£¤³¤ì¤Ë¤è¤êTCP/IP¤ÎÀܳ¤¬²Äǽ¤Ë¤Ê¤ê¤Þ¤¹¡£
-ÁàºîÉÔǽ¤Ê¥»¥Þ¥Õ¥©¤â²áÅ٤Υǡ¼¥¿¥Ù¡¼¥¹¥¢¥¯¥»¥¹Ãæ¤Ë¥¯¥é¥Ã¥·¥å¤ò°ú¤µ¯¤³¤¹¤³¤È¤¬
-¤¢¤ê¤Þ¤¹¡£
-
3.6) ¤è¤êÎɤ¤Àǽ¤òÆÀ¤ë¤¿¤á¤Ë¤Ï¡¢¥Ç¡¼¥¿¥Ù¡¼¥¹¡¦¥¨¥ó¥¸¥ó¤ò¤É¤Î¤è¤¦¤ËÄ´À°¤¹¤ì¤ÐÎÉ
¤¤¤Ç¤¹¤«¡©
´ûÄê¤ÎºÇÂç¥×¥í¥»¥¹¤Ï32¥×¥í¥»¥¹¤Ç¤¹¡£-N¤ËŬÀÚ¤ÊÃͤò°ú¿ô¤Ë¤·¤Æpostmaster¤òºÆµ¯Æ°
¤¹¤ë¤«¡¢PostgreSQL.conf ¤ò½¤Àµ¤¹¤ë¤³¤È¤Ë¤è¤Ã¤Æ¡¢¤½¤ÎÃͤòÁý¤ä¤¹¤³¤È¤¬¤Ç¤¤Þ¤¹¡£
-´ûÄê¤Î¹½À®¤Ç¤Ï-N¤ÏºÇÂç1024¤Þ¤ÇÀßÄê¤Ç¤¤Þ¤¹¡£¤â¤·¡¢¤â¤Ã¤ÈɬÍפǤ¢¤ì¤Ðinclude/
-config.h¤ÎÃæ¤ÎMAXBACKENDS¤òÁý²Ã¤µ¤»¡¢ºÆ¹½ÃÛ¤·¤Þ¤¹¡£¤â¤·¡¢Ë¾¤à¤Ê¤éconfigure¤Î
---with-maxbackendsÀÚÂØ¤ò»È¤Ã¤Æ¡¢-N¤Î´ûÄêÃͤò¹½À®»þ¤ËÀßÄê¤Ç¤¤Þ¤¹¡£
¤â¤·¡¢-N ¤ò 32¤è¤ê¤âÂ礤¯¤¹¤ë¤Î¤Ç¤¢¤ì¤Ð¡¢-B¤â´ûÄê¤Î64¤è¤êÂ礤¤ÃͤËÁý²Ã¤µ¤»¤Ê
¤¯¤Æ¤Ï¤Ê¤é¤Ê¤¤¤·¡¢-B ¤Ï¾¯¤Ê¤¯¤È¤â -N ¤Î2ÇܤϤʤ¯¤Æ¤Ï¤Ê¤é¤º¡¢¤ª¤½¤é¤¯ºÇ¹âÀǽ¤ò
¤ë¤È¡¢¤¤¤í¤¤¤í¤ÊUnix¥«¡¼¥Í¥ë¹½À®¥Ñ¥é¥á¡¼¥¿¤âÁý¤ä¤¹¤³¤È¤¬É¬Íפˤʤ뤫¤â¤·¤ì¤Þ¤»
¤ó¡£¶¦Í¥á¥â¥ê¡¼¡¦¥Ö¥í¥Ã¥¯¤ÎºÇÂçÃÍ(SHMMAX)¡¢¥»¥Þ¥Õ¥©¤ÎºÇÂç¿ô(SEMMNS¤ÈSEMMNI)¡¢
¥×¥í¥»¥¹¤ÎºÇÂç¿ô(NPROC)¡¢¥æ¡¼¥¶Ëè¤ÎºÇÂç¥×¥í¥»¥¹¿ô(MAXUPRC)¡¢³«¤¯¥Õ¥¡¥¤¥ë¤ÎºÇÂç
-¿ô(NFILE¤ÈNINODE ¤â³Îǧ»ö¹à¤Ë´Þ¤Þ¤ì¤Þ¤¹¡£ PostgreSQL¤Ëµö¤µ¤ì¤ë¥Ð¥Ã¥¯¥¨¥ó¥É¤Î¥×
+¿ô(NFILE¤ÈNINODE) ¤â³Îǧ»ö¹à¤Ë´Þ¤Þ¤ì¤Þ¤¹¡£ PostgreSQL¤Ëµö¤µ¤ì¤ë¥Ð¥Ã¥¯¥¨¥ó¥É¤Î¥×
¥í¥»¥¹¿ô¤¬À©¸Â¤µ¤ì¤Æ¤¤¤ë¤Î¤Ï¡¢¥·¥¹¥Æ¥à¤Î¥ê¥½¡¼¥¹¤ò»È¤¤²Ì¤·¤Æ¤·¤Þ¤¦¤³¤È¤òÈò¤±¤ë
¤¿¤á¤Ç¤¹¡£
¥×¤ÏÈÆÍÑ¥Õ¥©¡¼¥Þ¥Ã¥È¤Ç¥Ç¡¼¥¿¤ò½ÐÎϤ·¡¢¤½¤ì¤ò¿·¤·¤¤ÆâÉô¥Õ¥©¡¼¥Þ¥Ã¥È¤ËÆÉ¤ß¹þ¤à¤³
¤È¤¬¤Ç¤¤Þ¤¹¡£
-Ʊ°ì¥ê¥ê¡¼¥¹¤Ç¤Ï¥Ç¥£¥¹¥¯¾å¤Ç¤Î¥Õ¥©¡¼¥Þ¥Ã¥È¤ËÊѹ¹¤Ï¤Ê¤¤¤Î¤Ç¡¢¥¢¥Ã¥×¥°¥ì¡¼¥É¤Ë¤Ï
-¥À¥ó¥×¡¿¥ê¥¹¥È¥¢¤Ç¤Ï¤Ê¤¯¡¢pg_upgrade ¥¹¥¯¥ê¥×¥È¤ò»È¤¦¤³¤È¤¬¤Ç¤¤Þ¤¹¡£¥ê¥ê¡¼¥¹¥Î
-¡¼¥È¤Ë¤Ï¡¢pg_upgrade ¤¬ÍøÍѲÄǽ¤Ê¥ê¥ê¡¼¥¹¤«¤É¤¦¤«µ¤µ¤ì¤Æ¤¤¤Þ¤¹¡£
+¥Ç¥£¥¹¥¯¾å¤Ç¤Î¥Õ¥©¡¼¥Þ¥Ã¥È¤ËÊѹ¹¤Î¤Ê¤¤Æ±°ì¥ê¥ê¡¼¥¹¤Ç¤Ï¡¢¥¢¥Ã¥×¥°¥ì¡¼¥É¤Ï¡¢¥À¥ó
+¥×¡¿¥ê¥¹¥È¥¢¤Ç¤Ï¤Ê¤¯¡¢pg_upgrade ¥¹¥¯¥ê¥×¥È¤ò»È¤¦¤³¤È¤¬¤Ç¤¤Þ¤¹¡£¥ê¥ê¡¼¥¹¥Î¡¼¥È
+¤Ë¤Ï¡¢pg_upgrade ¤¬ÍøÍѲÄǽ¤Ê¥ê¥ê¡¼¥¹¤«¤É¤¦¤«µ¤µ¤ì¤Æ¤¤¤Þ¤¹¡£
+
+3.11) ¥Ï¡¼¥É¥¦¥§¥¢¤Ë¤Ï¤É¤ó¤Ê¥³¥ó¥Ô¥å¡¼¥¿¤ò»È¤¨¤Ð¤è¤¤¤Ç¤¹¤«¡©
+
+PC¥Ï¡¼¥É¥¦¥§¥¢¤Ï¤Û¤È¤ó¤É¸ß´¹À¤¬¤¢¤ê¤Þ¤¹¤Î¤Ç¡¢¤Û¤È¤ó¤É¤Î¿Í¤Ï¡¢¤¹¤Ù¤Æ¤ÎPC¥Ï¡¼¥É
+¥¦¥§¥¢¤¬Æ±¤¸ÉʼÁ¤À¤È»×¤¤¹þ¤à·¹¸þ¤¬¤¢¤ê¤Þ¤¹¡£¤·¤«¤·¡¢¤½¤ì¤Ï´Ö°ã¤¤¤Ç¤¹¡£ECC RAM¡¢
+SCSI¡¢¤ª¤è¤Ó¡¢¹âÉʼÁ¥Þ¥¶¡¼¥Ü¡¼¥É¤Ï¡¢°Â¤¤¥Ï¡¼¥É¥¦¥§¥¢¤ËÈæ¤Ù¤ë¤È¡¢¤è¤ê¿®ÍêÀ¤¬¹â
+¤¯¡¢¤è¤êÀǽ¤âÎɤ¤¤Î¤Ç¤¹¡£PostgreSQL ¤Ï¤Û¤È¤ó¤É¤Î¥Ï¡¼¥É¥¦¥§¥¢¤Ç²ÔƯ¤·¤Þ¤¹¤¬¡¢¿®
+ÍêÀ¤äÀǽ¤¬½ÅÍפʾì¹ç¤Ï¡¢¥Ï¡¼¥É¥¦¥§¥¢¤Î¥ª¥×¥·¥ç¥ó¤ò¸¦µæ¤¹¤ë¤³¤È¤¬¸ÌÀ¤Ç¤¹¡£¥á
+¡¼¥ê¥ó¥°¥ê¥¹¥È¤Ç¤â¥Ï¡¼¥É¥¦¥§¥¢¥ª¥×¥·¥ç¥ó¤È¥È¥ì¡¼¥É¥ª¥Õ¤Ë¤Ä¤¤¤ÆµÄÏÀ¤¹¤ë¤³¤È¤¬¤Ç
+¤¤Þ¤¹¡£
¨¬¨¬¨¬¨¬¨¬¨¬¨¬¨¬¨¬¨¬¨¬¨¬¨¬¨¬¨¬¨¬¨¬¨¬¨¬¨¬¨¬¨¬¨¬¨¬¨¬¨¬¨¬¨¬¨¬¨¬¨¬¨¬¨¬¨¬¨¬¨¬¨¬¨¬¨¬
psql¤ÎÃæ¤Ç¡¢ \dt ¥³¥Þ¥ó¥É¤ò»È¤Ã¤Æ¥Æ¡¼¥Ö¥ë¤ò¸«¤Þ¤¹¡£psql ¤ÎÃæ¤Î¥³¥Þ¥ó¥É¤Î´°Á´¤Ê
¥ê¥¹¥È¤Ë¤Ï \? ¤ò»È¤¨¤Þ¤¹¡£¤¢¤ë¤¤¤Ï¡¢psql¤Î¥½¡¼¥¹¥³¡¼¥É¤Îpgsql/src/bin/psql/
-describe.c¥Õ¥¡¥¤¥ë¤ò¸«¤ë¤ë¤³¤È¤â¤Ç¤¤Æ¡¢¤½¤ÎÃæ¤Ë¤Ïpsql¤Î¥Ð¥Ã¥¯¥¹¥é¥Ã¥·¥å¥³¥Þ¥ó
-¥É¤Î½ÐÎϤòÀ¸À®¤¹¤ëSQL¥³¥Þ¥ó¥É¤¬´Þ¤Þ¤ì¤Æ¤¤¤Þ¤¹¡£¤Þ¤¿¡¢psql¤ò -E ¥ª¥×¥·¥ç¥ó¤È°ì½ï
-¤Ë³«»Ï¤¹¤ë¤È¡¢¼Â¹Ô¤µ¤»¤¿¥³¥Þ¥ó¥É¤ò¼Â¹Ô¤¹¤ë¤¿¤á¤Ë»È¤¦Ì䤤¹ç¤ï¤»¤ò½ÐÎϤ¹¤ë¤è¤¦¤Ë
-¤Ê¤ê¤Þ¤¹¡£PostgreSQL¤Ï¤Þ¤¿¡¢SQLiÂбþ¤Î INFORMATION SCHEMA ¥¤¥ó¥¿¡¼¥Õ¥§¡¼¥¹¤òÍÑ
-°Õ¤·¤Æ¤¤¤Æ¡¢¥Ç¡¼¥¿¥Ù¡¼¥¹¤Ë¤Ä¤¤¤Æ¤Î¾ðÊó¤òÆÀ¤ë¤¿¤á¤ËÌ䤤¹ç¤ï¤»¤ò»È¤¦¤³¤È¤¬¤Ç¤¤Þ
-¤¹¡£
+describe.c¥Õ¥¡¥¤¥ë¤ò¸«¤ë¤³¤È¤â¤Ç¤¤Æ¡¢¤½¤ÎÃæ¤Ë¤Ïpsql¤Î¥Ð¥Ã¥¯¥¹¥é¥Ã¥·¥å¥³¥Þ¥ó¥É
+¤Î½ÐÎϤòÀ¸À®¤¹¤ëSQL¥³¥Þ¥ó¥É¤¬´Þ¤Þ¤ì¤Æ¤¤¤Þ¤¹¡£¤Þ¤¿¡¢psql¤ò -E ¥ª¥×¥·¥ç¥ó¤È°ì½ï¤Ë
+³«»Ï¤¹¤ë¤È¡¢¼Â¹Ô¤µ¤»¤¿¥³¥Þ¥ó¥É¤ò¼Â¹Ô¤¹¤ë¤¿¤á¤Ë»È¤¦Ì䤤¹ç¤ï¤»¤ò½ÐÎϤ¹¤ë¤è¤¦¤Ë¤Ê
+¤ê¤Þ¤¹¡£PostgreSQL¤Ï¤Þ¤¿¡¢SQLiÂбþ¤Î INFORMATION SCHEMA ¥¤¥ó¥¿¡¼¥Õ¥§¡¼¥¹¤òÍѰÕ
+¤·¤Æ¤¤¤Æ¡¢¥Ç¡¼¥¿¥Ù¡¼¥¹¤Ë¤Ä¤¤¤Æ¤Î¾ðÊó¤òÆÀ¤ë¤¿¤á¤ËÌ䤤¹ç¤ï¤»¤ò»È¤¦¤³¤È¤¬¤Ç¤¤Þ¤¹
+¡£
4.4) ¥Æ¡¼¥Ö¥ë¤«¤é¥«¥é¥à¤Îºï½ü¡¢¤¢¤ë¤¤¤Ï¡¢¥Ç¡¼¥¿·¿¤òÊѹ¹¤¹¤ë¤Ë¤Ï¤É¤¦¤·¤Þ¤¹¤«¡©
BEGIN;
ALTER TABLE tab ADD COLUMN new_col new_data_type;
UPDATE tab SET new_col = CAST(old_col AS new_data_type);
- ALTER TABLE DROP tab COLUMN old_col;
+ ALTER TABLE tab DROP COLUMN old_col;
COMMIT;
¤³¤ì¤ò¹Ô¤Ê¤Ã¤¿¤È¤¤Ï¡¢Ëõ¾Ã¤µ¤ì¤¿¹Ô¤¬»È¤Ã¤Æ¤¤¤ë¥Ç¥£¥¹¥¯¶õ´Ö¤ò²ó¼ý¤¹¤ë¤¿¤á¤Ë
¥Õ¥£¡¼¥ë¥É¤ÎºÇÂ祵¥¤¥º? 1GB
¥Æ¡¼¥Ö¥ëÆâ¤Ç¤ÎºÇÂç¥í¥¦¿ô? À©¸Â̵¤·
¥Æ¡¼¥Ö¥ëÆâ¤Ç¤ÎºÇÂ祫¥é¥à¿ô? ¥«¥é¥à¤Î·¿¤Ë¤è¤ê250-1600
-¥Æ¡¼¥Ö¥ëÆâ¤Ç¤ÎºÇÂ祤¥ó¥Ç¥¯¥¹¿ô? À©¸Â̵¤·
+¥Æ¡¼¥Ö¥ëÆâ¤Ç¤ÎºÇÂ祤¥ó¥Ç¥å¯¥¹¿ô? À©¸Â̵¤·
¤â¤Á¤í¤ó¡¢¤³¤ì¤é¤Ï¼ÂºÝ¤Ï̵À©¸Â¤Ç¤Ï¤Ê¤¯¡¢¥Ç¥£¥¹¥¯ÍÆÎ̤ȥá¥â¥ê¡¼¤ä¥¹¥ï¥Ã¥×¥¹¥Ú¡¼
¥¹¤ÎÂ礤µ¤Ë¤è¤êÀ©¸Â¤µ¤ì¤Þ¤¹¡£Àǽ¤Ï¤³¤ì¤é¤ÎÃͤ¬¤³¤È¤Î¤Û¤«Â礤ʻþ¤ËÀú¤ê¤ò¼õ¤±
¥Õ¥¡¥¤¥ë¥·¥¹¥Æ¥à¤ÎÀ©¸Â¤Ï½ÅÍפǤϤ¢¤ê¤Þ¤»¤ó¡£
¥Ç¥Õ¥©¥ë¥È¤Î¥Ö¥í¥Ã¥¯¥µ¥¤¥º¤ò32k¤Ë¤¹¤ë¤³¤È¤Ç¡¢ºÇÂç¥Æ¡¼¥Ö¥ë¥µ¥¤¥º¤ÈºÇÂ祫¥é¥à¿ô¤È
-¤¬£´Çܤµ¤»¤ë¤³¤È¤¬¤Ç¤¤Þ¤¹¡£
+¤ò£´Çܤˤ¹¤ë¤³¤È¤¬¤Ç¤¤Þ¤¹¡£
4.6) °ìÈÌŪ¤Ê¥Æ¥¥¹¥È¥Õ¥¡¥¤¥ë¤«¤é¥Ç¡¼¥¿¤òÊݸ¤¹¤ë¤Ë¤Ï¡¢¥Ç¡¼¥¿¥Ù¡¼¥¹¤Î¥Ç¥£¥¹¥¯ÍÆ
Î̤ϤɤΤ¯¤é¤¤É¬ÍפǤ¹¡©
¤ÏÌó2.8MB ¤Ç¤¹¡£¤³¤Î¥Ç¡¼¥¿¤ò´Þ¤à PostgreSQL ¥Ç¡¼¥¿¥Ù¡¼¥¹¥Õ¥¡¥¤¥ë¤ÎÂ礤µ¤Ï¼¡¤Î
¤è¤¦¤ËÌó6.4MB¤È¸«ÀѤâ¤ë¤³¤È¤¬¤Ç¤¤Þ¤¹¡§
- 36 bytes: ³Æ¥í¥¦¤Î¥Ø¥Ã¥À(³µ»»)
+ 32 bytes: ³Æ¥í¥¦¤Î¥Ø¥Ã¥À(³µ»»)
24 bytes: À°¿ô(int)¥Õ¥£¡¼¥ë¥É¤È¥Æ¥¥¹¥È(text)¥Õ¥£¡¼¥ë¥É
+ 4 bytes: ¥Ú¡¼¥¸¾å¤Î¥¿¥Ã¥×¥ë¤Ø¤Î¥Ý¥¤¥ó¥¿
----------------------------------------
- 64 bytes per row
+ 60 bytes per row
PostgreSQL ¤Î¥Ç¡¼¥¿¥Ú¡¼¥¸¥µ¥¤¥º¤Ï 8192¥Ð¥¤¥È(8KB)¤Ê¤Î¤Ç:
8192 bytes per page
- ------------------- = 128 rows per database page (ÀÚ¤ê¾å¤²)
- 64 bytes per row
+ ------------------- = 136 rows per database page (ÀÚ¤ê¼Î¤Æ)
+ 60 bytes per row
100000 data rows
- -------------------- = 782 database pages
+ -------------------- = 782 database pages (ÀÚ¤ê¾å¤²)
128 rows per page
-782 database pages * 8192 bytes per page = 6,406,144 bytes (6.4 MB)
+ 735 database pages * 8192 bytes per page = 6,021,120 bytes (6 MB)
¥¤¥ó¥Ç¥Ã¥¯¥¹¤Ï¡¢¤³¤ì¤Û¤É¤Î¥ª¡¼¥Ð¥Ø¥Ã¥É¤ÏÍ׵ᤷ¤Þ¤»¤ó¤¬¡¢¥¤¥ó¥Ç¥Ã¥¯¥¹ÉÕ¤±¤µ¤ì¤ë
¥Ç¡¼¥¿¤ò´Þ¤à°Ê¾å¡¢¤½¤ì¤Ê¤ê¤ËÂ礤¯¤Ê¤ê¤Þ¤¹¡£
¤·¤Æ¸«¤Ä¤±½Ð¤·¤Þ¤¹¤«¡©
psql ¤Ë¤Ï¤¤¤í¤¤¤í¤Ê¥Ð¥Ã¥¯¥¹¥é¥Ã¥·¥å¡¦¥³¥Þ¥ó¥É¤¬¤¢¤ê¡¢¤³¤¦¤·¤¿¾ðÊó¤òɽ¼¨¤·¤Þ¤¹¡£
-¥Ð¥Ã¥¯¥¹¥é¥Ã¥·¥å¡¦¥³¥Þ¥ó¥É¤Î¼ïÎà¤ò¸«¤ë¤Ë¤Ï \? ¤ò»È¤Ã¤Æ²¼¤µ¤¤¡£
+¥Ð¥Ã¥¯¥¹¥é¥Ã¥·¥å¡¦¥³¥Þ¥ó¥É¤Î¼ïÎà¤ò¸«¤ë¤Ë¤Ï \? ¤ò»È¤Ã¤Æ²¼¤µ¤¤¡£¤Þ¤¿¡¢pg_ ¤Ç»Ï¤Þ
+¤ë¥·¥¹¥Æ¥à¥Æ¡¼¥Ö¥ë¤Ë¤âµ½Ò¤µ¤ì¤Æ¤¤¤Þ¤¹¡£¤µ¤é¤Ë¡¢psql -l ¤Ï¤¹¤Ù¤Æ¤Î¥Ç¡¼¥¿¥Ù¡¼¥¹
+¤ò¥ê¥¹¥Èɽ¼¨¤·¤Þ¤¹¡£
¤Þ¤¿¡¢pgsql/src/tutorial/syscat.source ¥Õ¥¡¥¤¥ë¤òÁö¤é¤»¤Æ¤ß¤Æ²¼¤µ¤¤¡£¤½¤ì¤Ï¡¢Âô
»³¤Î SELECT ʸ¤Ë¤è¤êɬÍפʾðÊó¤ò¥Ç¡¼¥¿¥Ù¡¼¥¹¤Î¥·¥¹¥Æ¥à¡¦¥Æ¡¼¥Ö¥ë¤«¤é¼è¤ê½Ð¤·¤Æ
-Î㼨¤·¤Æ¤¯¤ì¤Þ¤¹¡£¤Þ¤¿¡¢pg_ ¤Ç»Ï¤Þ¤ë¥·¥¹¥Æ¥à¥Æ¡¼¥Ö¥ë¤Ë¤âµ½Ò¤µ¤ì¤Æ¤¤¤Þ¤¹¡£¤µ¤é
-¤Ë¡¢psql -l ¤Ï¤¹¤Ù¤Æ¤Î¥Ç¡¼¥¿¥Ù¡¼¥¹¤ò¥ê¥¹¥Èɽ¼¨¤·¤Þ¤¹¡£
+Î㼨¤·¤Æ¤¯¤ì¤Þ¤¹¡£
4.8) Ì䤤¹ç¤ï¤»¤¬ÃÙ¤¤¤¦¤¨¡¢¥¤¥ó¥Ç¥Ã¥¯¥¹¤ò»È¤Ã¤Æ¤¤¤ëÍͻҤ¬¤¢¤ê¤Þ¤»¤ó¡£¤Ê¤¼¤Ç¤¹¤«
¡©
¥¤¥ó¥Ç¥Ã¥¯¥¹¤ò»È¤¦¤«¤ò·èÄꤹ¤ë¤¿¤á¤Ë¡¢PostgreSQL ¤Ï¥Æ¡¼¥Ö¥ë¤Ë¤Ä¤¤¤Æ¤ÎÅý·×¾ðÊó¤ò
»ý¤¿¤Ê¤±¤ì¤Ð¤Ê¤ê¤Þ¤»¤ó¡£¤³¤ÎÅý·×¾ðÊó¤Ï¡¢VACUUM ANALYZE¤Þ¤¿¤Ï¡¢Ã±¤Ë ANALYZE ¤ò»È
¤Ã¤Æ¼ý½¸¤¹¤ë¤³¤È¤¬¤Ç¤¤Þ¤¹¡£Åý·×¾ðÊó¤ò»È¤Ã¤Æ¥ª¥Ö¥Æ¥£¥Þ¥¤¥¶¤Ï¥Æ¡¼¥Ö¥ë¤ÎÃæ¤Ë¤¢¤ë
-¥í¥¦¿ô¤òÃΤꡢ¥¤¥ó¥Ç¥Ã¥¯¥¹¤ò»È¤¦¤Ù¤¤«¤Î¤Î·èÄê¤ò¤è¤êÀµ¤·¤¯¤Ç¤¤Þ¤¹¡£Åý·×¾ðÊó¤Ï
-ºÇŬ¤Ê·ë¹ç½ç¤ä·ë¹çÊýË¡¤ò·è¤á¤ë¾å¤Ç¤âµ®½Å¤Ê¤â¤Î¤â¤¢¤ê¤Þ¤¹¡£Åý·×¾ðÊó¤Î¼ý½¸¤Ï¡¢¥Æ
-¡¼¥Ö¥ë¤ÎÆâÍÆ¤¬¤«¤ï¤ë¤ÈËè¤Ë·«ÊÖ¤·¤Ê¤µ¤ì¤ë¤Ù¤¤Ç¤¹¡£
+¥í¥¦¿ô¤òÃΤꡢ¥¤¥ó¥Ç¥Ã¥¯¥¹¤ò»È¤¦¤Ù¤¤«¤Î·èÄê¤ò¤è¤êÀµ¤·¤¯¤Ç¤¤Þ¤¹¡£Åý·×¾ðÊó¤ÏºÇ
+Ŭ¤Ê·ë¹ç½ç¤ä·ë¹çÊýË¡¤ò·è¤á¤ë¾å¤Ç¤âµ®½Å¤Ê¤â¤Î¤â¤¢¤ê¤Þ¤¹¡£Åý·×¾ðÊó¤Î¼ý½¸¤Ï¡¢¥Æ¡¼
+¥Ö¥ë¤ÎÆâÍÆ¤¬¤«¤ï¤ë¤ÈËè¤Ë·«ÊÖ¤·¤Ê¤µ¤ì¤ë¤Ù¤¤Ç¤¹¡£
¥¤¥ó¥Ç¥Ã¥¯¥¹¤Ï¡¢Ä̾ï ORDER BY ¤ä·ë¹ç¤ò¹Ô¤Ê¤¦¤¿¤á¤Ë¤Ï»È¤ï¤ì¤Þ¤»¤ó¡£½ç¼¡¥¹¥¥ã¥ó
¤Ë³¤¯ÌÀ¼¨Åª¥½¡¼¥È¤Ï¡¢µðÂç¤Ê¥Æ¡¼¥Ö¥ë¤Î¥¤¥ó¥Ç¥Ã¥¯¥¹¥¹¥¥ã¥ó¤è¤ê¤âÉáÄ̤Ϲ⮤Ǥ¹
LIMIT 1;
¤â¤·¡¢¥ª¥×¥Æ¥£¥Þ¥¤¥¶¤¬´Ö°ã¤Ã¤Æ¥·¡¼¥±¥ó¥·¥ã¥ë¥¹¥¥ã¥ó¤òÁªÂò¤·¤¿¤³¤È¤Ëµ¿¤¤¤¬¤Ê¤±
-¤ì¤Ð¡¢SET enable_seqscan TO 'off'¤ò»È¤Ã¤Æ¥¤¥ó¥Ç¥¯¥¹¥¹¥¥ã¥ó¤Ç¤Þ¤Á¤¬¤¤¤Ê¤¯Â®¤¯¤Ê
-¤Ã¤Æ¤¤¤ë¤«¤ò¥Æ¥¹¥È¤ò¤·¤Æ¤ß¤Æ¤¯¤À¤µ¤¤¡£
+¤ì¤Ð¡¢SET enable_seqscan TO 'off'¤ò»È¤Ã¤Æ¥¤¥ó¥Ç¥Ã¥¯¥¹¥¹¥¥ã¥ó¤Ç¤Þ¤Á¤¬¤¤¤Ê¤¯Â®¤¯
+¤ʤäƤ¤¤ë¤«¤ò¥Æ¥¹¥È¤ò¤·¤Æ¤ß¤Æ¤¯¤À¤µ¤¤¡£
LIKE ¤¢¤ë¤¤¤Ï ~ ¤Î¤è¤¦¤Ê¥ï¥¤¥ë¥É¥«¡¼¥É±é»»»Ò¤ÏÆÃÊ̤ʴĶ¤Ç¤·¤«»È¤¨¤Þ¤»¤ó¡§
CREATE INDEX tabindex ON tab (lower(col));
- WHERE lower(textfield) LIKE lower(pattern)
-
4.13) Ì䤤¹ç¤ï¤»¤ÎÃæ¤Ç¡¢¥Õ¥£¡¼¥ë¥É¤¬ NULL ¤Ç¤¢¤ë¤³¤È¤ò¸¡½Ð¤¹¤ë¤Ë¤Ï¤É¤¦¤·¤Þ¤¹¤«
¡©
Type Internal Name Notes
--------------------------------------------------
-CHAR(n) bpchar »ØÄꤵ¤ì¤¿¸ÇÄêĹ¤È¤Ê¤ë¤è¤¦¤Ë¶õÇò¤¬µÍ¤á¤é¤ì¤ë
-"char" char £±Ê¸»ú
VARCHAR(n) varchar ºÇÂçĹ¤Î¥µ¥¤¥º¤ò»ØÄꤹ¤ë¡¢µÍ¤áʪ̵¤·
+CHAR(n) bpchar »ØÄꤵ¤ì¤¿¸ÇÄêĹ¤È¤Ê¤ë¤è¤¦¤Ë¶õÇò¤¬µÍ¤á¤é¤ì¤ë
TEXT text Ťµ¤Ë¾å¸Â¤Î̵¤¤¥Æ¥¥¹¥È
BYTEA bytea ²ÄÊÑĹ¤Î¥Ð¥¤¥ÈÇÛÎó(null-byte safe)
+"char" char £±Ê¸»ú
ÆâÉô̾¤Ë¤ªÌܤˤ«¤«¤ë¤Î¤Ï¡¢¥·¥¹¥Æ¥à¡¦¥«¥¿¥í¥°¤òÄ´¤Ù¤ë¤È¤¤ä¡¢¥¨¥é¡¼¥á¥Ã¥»¡¼¥¸¤ò
¼õ¤±¼è¤ë¤È¤¤Ç¤¹¡£
¤ê¤Þ¤¹¡£
VARCHAR(n) ¤Ï²ÄÊÑŤÎʸ»úÎó¤òÊݸ¤¹¤ë¤Î¤ËºÇŬ¤Ç¤¹¤¬¡¢Êݸ¤Ç¤¤ëʸ»úÎó¤ÎŤµ¤ËÀ©
-¸Â¤¬¤¢¤ê¤Þ¤¹¡£TEXT ¤ÏŤµ¤ËÀ©¸Â¤Î̵¤¤Ê¸»úÎó¤ÎÊݸ¤¿¤á¤Î¤â¤Î¤Ç¡¢ºÇÂç¤Ç 1¥®¥¬¥Ð¥¤
-¥È¤Ç¤¹¡£ CHAR(n)¤Ï¡¢VARCHAR(n)¤¬Í¿¤¨¤é¤ì¤¿Ê¸»ú¤À¤±¤òÊݸ¤¹¤ë¤Î¤ËÂФ·¡¢¥Ö¥é¥ó¥¯
-¤òµÍ¤á¹þ¤ó¤Ç¤¤¤Ä¤âƱ¤¸Ä¹¤µ¤Çʸ»úÎó¤òÊݸ¤¹¤ë¤Î¤ËºÇŬ¤Ç¤¹¡£BYTEA¤Ï¡¢ÉôʬŪ¤ËNULL
-¤Î¥Ð¥¤¥È¤ò´Þ¤à¥Ð¥¤¥Ê¥ê¥Ç¡¼¥¿¤òÊݸ¤¹¤ë¤¿¤á¤Î¤â¤Î¤Ç¤¹¡£¤³¤ì¤é¤Î¥¿¥¤¥×¤ÏƱ¤¸¤¯¤é
-¤¤¤ÎÀǽÆÃÀ¤ò¤â¤Á¤Þ¤¹¡£
+¸Â¤¬¤¢¤ê¤Þ¤¹¡£TEXT ¤ÏŤµ¤ËÀ©¸Â¤Î̵¤¤Ê¸»úÎó¤ÎÊݸ¤Î¤¿¤á¤Î¤â¤Î¤Ç¡¢ºÇÂç¤Ç 1¥®¥¬¥Ð
+¥¤¥È¤Ç¤¹¡£ CHAR(n)¤Ï¡¢VARCHAR(n)¤¬Í¿¤¨¤é¤ì¤¿Ê¸»ú¤À¤±¤òÊݸ¤¹¤ë¤Î¤ËÂФ·¡¢¥Ö¥é¥ó
+¥¯¤òµÍ¤á¹þ¤ó¤Ç¤¤¤Ä¤âƱ¤¸Ä¹¤µ¤Çʸ»úÎó¤òÊݸ¤¹¤ë¤Î¤ËºÇŬ¤Ç¤¹¡£BYTEA¤Ï¡¢ÉôʬŪ¤Ë
+NULL ¤Î¥Ð¥¤¥È¤ò´Þ¤à¥Ð¥¤¥Ê¥ê¥Ç¡¼¥¿¤òÊݸ¤¹¤ë¤¿¤á¤Î¤â¤Î¤Ç¤¹¡£¤³¤ì¤é¤Î¥¿¥¤¥×¤ÏƱ¤¸
+¤¯¤é¤¤¤ÎÀǽÆÃÀ¤ò¤â¤Á¤Þ¤¹¡£
4.15.1) ÄÌÈÖ(serial)¡¿¼«Æ°Áýʬ¥Õ¥£¡¼¥ë¥É¤Ï¤É¤Î¤è¤¦¤Ë¤Ä¤¯¤ê¤Þ¤¹¤«¡©
¤Þ¤¿¡¢³Æ¥í¥¦¤ÎOID¥Õ¥£¡¼¥ë¥É¤ò°ì°ÕÃͤȤ·¤Æ»È¤¦¤³¤È¤â¤Ç¤¤Þ¤¹¡£¤·¤«¤·¤Ê¤¬¤é¡¢¤â¤·
¤â¥Ç¡¼¥¿¥Ù¡¼¥¹¤ò¥À¥ó¥×¤·¤Æ¥ê¥í¡¼¥É¤¹¤ëɬÍפ¬¤¢¤ë¾ì¹ç¤Ï¡¢OID¤ò²¹Â¸¤¹¤ë¤¿¤á¤Ë
pg_dump ¤Ç -o¥ª¥×¥·¥ç¥ó¤ò»È¤¦¤«¡¢¤Þ¤¿¤Ï¡¢COPY WITH OIDS¥ª¥×¥·¥ç¥ó¤ò»È¤¦É¬Íפ¬¤¢
-¤ê¤Þ¤¹¡£ Bruce Momjian ¤Î(http://www.PostgreSQL.org/docs/aw_pgsql_book)¤Î
-Numbering Rows¤Î¾Ï¤Ë¤¢¤ê¤¢¤Þ¤¹¡£
+¤ê¤Þ¤¹¡£
4.15.2) SERIAL¥Ç¡¼¥¿·¿¤ËÁÞÆþ¤µ¤ì¤ëÃͤϡ¢¤É¤¦¤¹¤ì¤ÐÆÀ¤é¤ì¤Þ¤¹¤«¡©
¤¹¡£OID ¤ò¾¤Î²¿¤«¤ËÊѤ¨¤¿¤¤¡¢¤¢¤ë¤¤¤Ï¸µ¤Î OID ¤â¥Æ¡¼¥Ö¥ë¤È°ì½ï¤Ë¥³¥Ô¡¼¤·¤¿¤¤¤Î
¤Ê¤é¡¢¤Ç¤¤Ê¤¯¤Ï¤¢¤ê¤Þ¤»¤ó¡£
- CREATE TABLE new (old_oid oid, mycol int);
- SELECT old_oid, mycol INTO new FROM old;
- COPY new TO '/tmp/pgtable';
- DELETE FROM new;
- COPY new WITH OIDS FROM '/tmp/pgtable';
-
+ CREATE TABLE new_table(mycol int);
+ SELECT oid AS old_oid, mycol INTO tmp_table FROM old_table;
+ COPY tmp_table TO '/tmp/pgtable';
+ COPY new_table WITH OIDS FROM '/tmp/pgtable';
+ DROP TABLE tmp_table;
OID ¤Ï¡¢4¥Ð¥¤¥È¤ÎÀ°¿ô¤È¤·¤ÆÊݸ¤µ¤ì¤Æ¤¤¤ë¤Î¤Ç¡¢40²¯¤ò±Û¤¨¤ë¤È°î¤ì¤Æ¤·¤Þ¤¦¤Ç¤·¤ç
¤¦¡£Ã¯¤â¤³¤ì¤¬µ¯¤¤¿¤ÈÊó¹ð¤·¤Æ¤¯¤ë¿Í¤Ï¤¤¤Þ¤»¤ó¤Ç¤·¤¿¤¬¡¢¤½¤¦¤Ê¤ëÁ°¤Ë¤³¤ÎÀ©¸Â¤ò
CURRENT_TIMESTAMP¤ò»È¤¤¤Þ¤¹:
- CREATE TABLE test (x int, modtime timestamp DEFAULT >CURRENT_TIMESTAMP );
+ CREATE TABLE test (x int, modtime timestamp DEFAULT CURRENT_TIMESTAMP );
4.22) ¤Ê¤¼¡¢IN¤ò»È¤¦ÉûÌ䤤¹ç¤ï¤»¤¬¤È¤Æ¤âÃÙ¤¤¤Î¤Ç¤¹¤«¡©
SELECT *
FROM tab
- WHERE col1 IN (SELECT subcol FROM subtab)
+ WHERE col IN (SELECT subcol FROM subtab)
¤ò¡¢ÃÖ¤´¹¤¨¤Æ¡§
¤¿¥í¥¦(t2 ¤È°ìÃפ·¤Ê¤«¤Ã¤¿¥í¥¦)¤âÊÖ¤·¤Æ¤¤¤Þ¤¹¡£RIGHT ·ë¹ç¤Ï t2 ¤Î·ë¹ç¤µ¤ì¤Ê¤«¤Ã
¤¿¥í¥¦¤ò²Ã¤¨¤ë¤Ç¤·¤ç¤¦¡£FULL ·ë¹ç¤Ï¡¢°ìÃפ·¤¿¥í¥¦¤Ë t1 ¤È t2 ¤«¤é¤Ï·ë¹ç¤µ¤ì¤Ê¤«
¤Ã¤¿¥í¥¦¤òÊÖ¤¹¤Ç¤·¤ç¤¦¡£OUTER ¤È¤¤¤¦¸ÀÍդϥª¥×¥·¥ç¥ó¤Ç LEFT, RIGHT, ¤Þ¤¿¤Ï FULL
-¤Ê¤É¤Î·ë¹ç¤ò²¾Äꤵ¤ì¤Æ¤¤¤Þ¤¹¡£°ÊÁ°¤Î¥ê¥ê¡¼¥¹¤Ç¤Ï³°Éô·ë¹ç(outer join)¤òUNION ¤È
-NOT IN ¤ò»È¤Ã¤Æ¥·¥ß¥å¥ì¡¼¥È¤Ç¤¤Þ¤¹¡£¤¿¤È¤¨¤Ð¡¢tab1 ¤È tab2 ¤ò·ë¹ç¤¹¤ë¤È¤¤Ï¡¢
-¼¡¤ÎÌ䤤¹ç¤ï¤»¤ÇÆó¤Ä¤Î¥Æ¡¼¥Ö¥ë¤ò³°Éô·ë¹ç¤·¤Þ¤¹¡£
+¤Ê¤É¤Î·ë¹ç¤ò²¾Äꤵ¤ì¤Æ¤¤¤Þ¤¹¡£Ä̾·ë¹ç¤ÏINNER·ë¹ç¤È¸Æ¤Ð¤ì¤Þ¤¹¡£°ÊÁ°¤Î¥ê¥ê¡¼¥¹
+¤Ç¤Ï³°Éô·ë¹ç(outer join)¤òUNION ¤È NOT IN ¤ò»È¤Ã¤Æ¥·¥ß¥å¥ì¡¼¥È¤Ç¤¤Þ¤¹¡£¤¿¤È¤¨
+¤Ð¡¢tab1 ¤È tab2 ¤ò·ë¹ç¤¹¤ë¤È¤¤Ï¡¢¼¡¤ÎÌ䤤¹ç¤ï¤»¤ÇÆó¤Ä¤Î¥Æ¡¼¥Ö¥ë¤ò³°Éô·ë¹ç¤·¤Þ
+¤¹¡£
SELECT tab1.col1, tab2.col2
FROM tab1, tab2
4.25) ´Ø¿ô¤ÇÊ£¿ô¤Î¥í¥¦¤Þ¤¿¤Ï¥«¥é¥à¤òÊÖ¤¹¤Ë¤Ï¤É¤¦¤·¤Þ¤¹¤«¡©
-7.3¤Ç¤Ï´Ø¿ô¤«¤é¡¢Ê£¿ô¹Ô¤Î¤äÊ£¿ô¥«¥é¥à¤ò´Êñ¤ËÊÖ¤»¤Þ¤¹¡£ http://
+7.3¤Ç¤Ï´Ø¿ô¤«¤é¡¢Ê£¿ô¤Î¥í¥¦¤äÊ£¿ô¥«¥é¥à¤ò´Êñ¤ËÊÖ¤»¤Þ¤¹¡£ http://
techdocs.postgresql.org/guides/SetReturningFunctions¡£
4.26)¤Ê¤¼¡¢PL/PgSQL ´Ø¿ô¤ÎÃæ¤«¤é°ì»þ¥Æ¡¼¥Ö¥ë¤ò³Î¼Â¤Ë create/drop ¤¹¤ë¤³¤È¤¬¤Ç¤
[ÌõÃí¡§
ÆüËܸìÈǤÎÀ½ºî¤Ë¤Ä¤¤¤Æ¤Ï°Ê²¼¤ÎÄ̤ê¤Ç¤¹¡£
- ºÇ½ª¹¹¿·Æü: 2004ǯ04·î28Æü
+ ºÇ½ª¹¹¿·Æü: 2004ǯ08·î22Æü
ËÝÌõ¼Ô: ·¬Â¼ ½á (Jun Kuwamura )
¤³¤ÎFAQ¤ÎÏÂÌõ¤ÎºîÀ®¤Ë¤¢¤¿¤ê¶¨ÎϤò¤·¤Æ¤¯¤À¤µ¤Ã¤¿Êý¡¹(·É¾Î¤Ïά¤µ¤»¤Æ¤¤¤¿¤À¤¤Þ¤¹):
°ðÍÕ ¹áÍý(Kaori Inaba )
¤ò¤Ï¤¸¤á¡¢¥Ý¥¹¥È¥°¥ì¥¹¤Ë´Ø¤¹¤ëÏÃÂêËÉÙ¤ÊÆüËܸì¥Ý¥¹¥È¥°¥ì¥¹¡¦¥á¡¼¥ê¥ó¥°¥ê¥¹¥È¡¢
-ÏÂÌõ¤Î¤¤Ã¤«¤±¤òºî¤Ã¤Æ¤¯¤ì¤¿ JF(Linux Japanese FAQ Mailing List)¥×¥í¥¸¥§¥¯¥È¡¢¤½¤Î¾¡¢
-ľÀܤ¢¤ë¤¤¤Ï´ÖÀÜŪ¤Ë¤«¤«¤ï¤Ã¤Æ¤¤¤ë¤¹¤Ù¤Æ¤Î¥ª¡¼¥×¥ó¥½¡¼¥¹¥³¥ß¥å¥Ë¥Æ¥£¡¼¤Î³§¤µ¤ó¤Ë´¶¼Õ¤·¤Þ¤¹¡£
+ÏÂÌõ¤Î¤¤Ã¤«¤±¤òºî¤Ã¤Æ¤¯¤ì¤¿ JF(Linux Japanese FAQ Mailing List)¥×¥í¥¸¥§¥¯¥È¡¢
+¤½¤Î¾¡¢Ä¾Àܤ¢¤ë¤¤¤Ï´ÖÀÜŪ¤Ë¤«¤«¤ï¤Ã¤Æ¤¤¤ë¤¹¤Ù¤Æ¤Î¥ª¡¼¥×¥ó¥½¡¼¥¹¥³¥ß¥å¥Ë¥Æ¥£¡¼¤Î³§¤µ¤ó¤Ë´¶¼Õ¤·¤Þ¤¹¡£
ÆüËܸìÈǤΤ³¤Îʸ½ñ¤Ï¡¢°Ê²¼¤«¤é¤â¤¿¤É¤ì¤Þ¤¹¡£
http://www.rccm.co.jp/~juk/pgsql/(FAQÏÂÌõ PostgreSQL ¤Ë¤Ä¤¤¤Æ¤è¤¯¤¢¤ë¼ÁÌä)