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Voltdb - wikipedia
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Voltdb - wikipedia
1.
VoltDB - Wikipedia
http://ja.wikipedia.org/wiki/VoltDB åºå ž: ããªãŒçŸç§äºå žããŠã£ãããã£ã¢ïŒWikipediaïŒã VoltDB VoltDBã¯IngresãPostgreSQLã«æºãã£ãMichael éçºå VoltDB Inc. Stonebrakerã«ããèšèšãããã€ã³ã¡ã¢ãªããŒã¿ããŒã¹ã§ããã ACIDã«æºæ ãããªã¬ãŒã·ã§ãã«ããŒã¿ããŒã¹ã·ã¹ãã ã§ããã ææ°ç 1.2.1.02ïŒ2010幎12æ17æ¥ïŒ ã·ã§ã¢ãŒãã»ããã·ã³ã°ã»ã¢ãŒããã¯ãã£ã«ãããã®ã§ããã 察å¿OS Linux, Mac OS X GPL ããŒãžã§ã³3ã®ããšã§ãªãªãŒã¹ãããŠããããªãŒãœãããŠã§ çš®å¥ ã€ã³ã¡ã¢ãªåRDBMS ã¢ã§ãããVoltDBã¯åŠè¡çãªH-Storeãããžã§ã¯ããåºç€ãšã ã©ã€ã»ã³ã¹ GNU General Public License v3 ãŠããã[1] å ¬åŒãµã€ã voltdb.com (http://voltdb.com/) VoltDBã¯ãªã¬ãŒã·ã§ãã«ããŒã¿ããŒã¹ã§ãããããªã³ã³ãã€ã« ãããJavaã¹ãã¢ãããã·ãŒãžã£ããã®SQLã¢ã¯ã»ã¹ããµããŒãããããã©ã³ã¶ã¯ã·ã§ã³ã®åäœã¯ã¹ãã¢ãŒããã ã·ãŒãžã£ã§ãããããã¯SQLãšJavaãæ··åããããã®ã§ãããVoltDBã¯ã¹ã±ãŒã©ããªãã£ã®ããã«åã ã®ããŒã ãŠã§ã¢ã«ãããã¹ã¬ããã§ã®æ°Žå¹³ããŒãã£ã·ã§ãã³ã°ãå©çšããå ç¢æ§ã®ããã«k-safety(åæçã¬ããªã±ãŒã·ã§ ã³)ãå©çšããŠããã ã¹ãã¢ãããã·ãŒãžã£ããã©ã³ã¶ã¯ã·ã§ã³ã®åäœãšããå¿ èŠãªããŒã¿ãå«ãããŒãã£ã·ã§ã³ã«ãããŠå®è¡ããããš ã«ãããSQLåœä»€éã®ã¡ãã»ãŒãžåŸåŸ©ãé€ãããšãã§ãããã¹ãã¢ãããã·ãŒãžã£ã¯é 次ã«å®è¡ãããããã¯ã ã©ãããªã©ãè¡ãããã·ã³ã°ã«ã¹ã¬ããã®æ©æ§ã§åŠçããããããŒã¿ãã¡ã¢ãªäžã«æ ŒçŽãããããŒãã£ã·ã§ã³ããš ã«å±åšããŠãããããã¹ãã¢ãããã·ãŒãžã£ã¯ãã¯ãç§åäœã§å®è¡ãå¯èœã§ãããã¹ãã¢ãããã·ãŒãžã£ã®åæ åã¹ããŒã ã§ã¯ããã¹ãŠã®ããŒããã¹ãã¢ãããã·ãŒãžã£ãåæåããåæã«åäžã®ã·ãªã¢ã©ã€ãºå¯èœãªã°ã㌠ãã«é åºãããããšãä¿èšŒããã[2] VoltDBã¯ã¹ã±ãŒã©ããªãã£ãä¿¡é Œæ§ãé«å¯çšæ§ãé«ã¹ã«ãŒããããå¿ èŠãšããã¢ããªã±ãŒã·ã§ã³ã«éç¹ã眮ã㊠ãããããã¯OLTPã¢ããªã±ãŒã·ã§ã³ãšåŒã°ãããã®ãæããŠããããããã®ã¢ããªã±ãŒã·ã§ã³ã¯ããã«ããã¯ãå é¿ãããããã¹ã«ãŒãããã«å¯Ÿããå³ããèŠæ±ãããããŸããèš±ãããããŒã¿ã¢ã¯ã»ã¹ã®ãã¹ãéèŠãªéä¿¡ãäº åã«å®çŸ©ããæ確ã«èšèšãããã¯ãŒã¯ãããŒãããã [3] 1 æè¡æŠèŠ 1.1 ããŒãã£ã·ã§ãã³ã° 1.2 ã·ãªã¢ã©ã€ãº(ã·ã³ã°ã«ã¹ã¬ãã)åŠç 2 VoltDBã®éçš 3 åç § è€éãªãã°æ¡åãããã¯ãã©ããããããã¡ç®¡çãªã©ã®åŠçãé€ãããšã§VoltDBã¯åŸæ¥ã®ã·ã¹ãã ãšæ¯èŒãã50 åã®é«éåãå³ã£ãŠãããVoltDBã¯ãã©ã³ã¶ã¯ã·ã§ã³å ã«ãããŠãã£ã¹ã¯ã®åŸ ã¡æéãããŠãŒã¶åŠçã«ããåŸ ã¡æéããªããããOLTP SQLåŠçã¯ã·ãªã¢ã«ã«ãããªç§åäœã§å®è¡ããããã·ã§ã¢ãŒãããã·ã³ã°æ©æ§ãã³ã¢ åäœã«ãŸã§æ¡åŒµããããšã«ãããVoltDBã¯çŸä»£ã®ã³ã¢ãã£ãã£ãµãŒãã«ãããCPUåœããã®ã³ã¢æ°å¢å ãæŽ»çš ããã¹ã±ãŒã«ããããšãã§ããã[4] åããŒã¿ããŒã¹ã¯ã¹ããŒããã¹ãã¢ãããã·ãŒãžã£ãããŒãã£ã·ã§ãã³ã°æ å ±ãã³ã³ãã€ã«ããããšã«ãããç¹å® 1 of 2 2011/04/04 13:12
2.
VoltDB - Wikipedia
http://ja.wikipedia.org/wiki/VoltDB ã®ã¢ããªã±ãŒã·ã§ã³ã«æé©åããããããã¯VoltDBã©ã³ã¿ã€ã ã«ã¿ãã°ãšåŒã°ããããã®ã«ã¿ãã°ã¯åäžããã ã¯è€æ°ã®ãã¹ããã·ã³ã«ããŒããããåæ£ããŒã¿ããŒã¹ãäœæãããã[5] ããŒãã£ã·ã§ãã³ã° ããŒã¿ã¢ã¯ã»ã¹ããžãã¯ã解æããã¹ãã¢ãããã·ãŒãžã£ã«ããªã³ã³ãã€ã«ããããšã«ãããVoltDBã¯ããŒã¿ãšã ãã«é¢é£ããåŠçã®äž¡æ¹ãã¯ã©ã¹ã¿å ã®åã ã®ããŒãã«åæ£ããããšãã§ãããããã«ãããã¯ã©ã¹ã¿ã®åã㌠ããããŒã¿ããã³ããŒã¿åŠçã®åºæã®ãã¹ã©ã€ã¹ããä¿æããããšã«ãªãã[6] ã·ãªã¢ã©ã€ãº(ã·ã³ã°ã«ã¹ã¬ãã)åŠç å®è¡æã«ã¹ãã¢ãããã·ãŒãžã£ãžã®åŒã³åºãã¯ã¯ã©ã¹ã¿ã®è©²åœã®ããŒããžéããããããã·ãŒãžã£ããåäžãµã€ ãåŠçãã®ãã®ã§ããå Žåãã€ãŸããåäžããŒãã£ã·ã§ã³ã®ããŒã¿ã«ãããŠå®è¡ãããå Žåãåã ã®ããŒãã¯ãã ã·ãŒãžã£ãç¬ç«ããŠåŠçããã¯ã©ã¹ã¿ã®æ®ãã®ããŒãã¯ä»ã®åŠçã䞊è¡ããŠåŠçããããšãã§ããã ã·ãªã¢ã©ã€ãºåŠçãå©çšããããšã«ãããVoltDBã¯ããã¯ãã©ããããã©ã³ã¶ã¯ã·ã§ã³ãã°ã®ãªãŒããããç¡ãããã© ã³ã¶ã¯ã·ã§ã³ã®æŽåæ§ãä¿èšŒã§ããããŸããããŒãã£ã·ã§ãã³ã°ã«ãããããŒã¿ããŒã¹ã¯è€æ°ã®ãªã¯ãšã¹ããåæ ã«åŠçããããšãã§ããã[7] VoltDBã¯ããŒã¿ã¢ã¯ã»ã¹ãã¹ãã¢ãŒãããã·ãŒãžã£ãçµç±ããŠæäŸããããã«ããã¯ã©ã€ã¢ã³ãã»ãµãŒãéã®çž äºéä¿¡æéãççž®ãããã¹ãã¢ãããã·ãŒãžã£ã¯Javaã«ããèšè¿°ãããåããã·ãŒãžã£ã¯åäžã®Javaã¯ã©ã¹ã§ ãããã¹ãã¢ãŒãããã·ãŒãžã£ã®å®çŸ©ã«ãããŠããŠãŒã¶ã¯VoltDBããŒã¿ããŒã¹ã«å¯ŸããæšæºçãªSQLã®ãã¡ OLTPã«ç¹åãããµãã»ããã«ããåŠçãè¡ãããã®äŸãšããŠãmany-way joinãgroup-byãåºååãéçŽãæšæº çãªæ°åŠåŠçãlimitãªã©ãããã ãŠãŒã¶ã¯ã¢ããªã±ãŒã·ã§ã³ã«å¿ èŠãšãããã¹ããŒããã¹ãã¢ãããã·ãŒãžã£ã管çããVoltDBã¢ããªã±ãŒã·ã§ã³ã³ ã³ãã€ã©ã䜿çšããVoltDBã¢ããªã±ãŒã·ã§ã³ã¢ãŒã«ã€ããäœæãããã³ã³ãã€ã©ã¯èªåçã«ããŒãã£ã·ã§ã³ãè¡ ããå¿ èŠã«å¿ããŠããŒã¿ã®ã¬ããªã±ãŒã·ã§ã³ãè¡ããããã©ãŒãã³ã¹ã®æé©åãè¡ããé«å¯çšæ§ãä¿èšŒããŠã ãããã®ã¢ãŒã«ã€ãã¯åäžã®ãããã¯è€æ°ã®VoltDBã¯ã©ã¹ã¿ãžé©çšå¯èœã§ããã VoltDBã¯ã¯ã©ã¹ã¿å ããã³ã¯ã©ã¹ã¿éã®ã¬ããªã±ãŒã·ã§ã³ã«ãããå ç¢æ§ã確ä¿ããŠãããããŒã¿ã¯ã¯ã©ã¹ã¿å ã®è€æ°ã®å®è¡ãµã€ãã«åæçã«ã³ããããããããŒãé害ã«å¯Ÿãã察é害æ§ãå®çŸããŠããããã©ã³ã¶ã¯ã·ã§ã³ã¯ ã¯ã©ã¹ã¿éã«ãããŠéåæçã«ã³ããããããããŒã¿ã»ã³ã¿ãŒçœå®³ãªã©ã«å¯Ÿããå šã¯ã©ã¹ã¿åäœã§ã®é害ã«å¯Ÿã 察é害æ§ãæäŸããŠããã 1. ^ http://hstore.cs.brown.edu/ 2. ^ http://community.voltdb.com/node/118#comment-271 3. ^ http://community.voltdb.com/sites/default/files/UsingVoltDB.pdf 4. ^ http://www.voltdb.com/_pdf/VoltDBOverview.pdf 5. ^ http://community.voltdb.com/sites/default/files/UsingVoltDB.pdf 6. ^ http://community.voltdb.com/sites/default/files/UsingVoltDB.pdf 7. ^ http://community.voltdb.com/sites/default/files/UsingVoltDB.pdf ãhttp://ja.wikipedia.org/wiki/VoltDBãããäœæ ã«ããŽãª: ãªãŒãã³ãœãŒã¹ | ããŒã¿ããŒã¹ãœãã æçµæŽæ° 2011幎4æ4æ¥ (æ) 04:14 ïŒæ¥æã¯å人èšå®ã§æªèšå®ãªãã°UTCïŒã ããã¹ãã¯ã¯ãªãšã€ãã£ãã»ã³ã¢ã³ãº 衚瀺-ç¶æ¿ã©ã€ã»ã³ã¹ã®äžã§å©çšå¯èœã§ããè¿œå ã®æ¡ä»¶ãé©çš ãããå ŽåããããŸãã詳现ã¯å©çšèŠçŽãåç §ããŠãã ããã 2 of 2 2011/04/04 13:12
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