[B! tech][mongodb] beth321ã®ãƒ–ãƒƒã‚¯ãƒžãƒ¼ã‚¯

beth321 id:beth321

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MongoDB JP : main
Mongo DBã¯10genã«ã‚ˆã‚Šé–‹ç™º/ã‚µãƒãƒ¼ãƒˆã•ã‚Œã¦ã„ã‚‹C++ã§å®Ÿè£…ã•ã‚ŒãŸã‚ªãƒ¼ãƒ—ãƒ³ã‚½ãƒ¼ã‚¹ã®ãƒ‡ãƒ¼ã‚¿ãƒ™ãƒ¼ã‚¹ã§ã™ã€‚ ã„ã‚ã‚†ã‚‹NoSQLã«åˆ†é¡žã•ã‚Œã‚‹ã‚¿ã‚¤ãƒ—ã®ãƒ‡ãƒ¼ã‚¿ãƒ™ãƒ¼ã‚¹ã§å¯¾éšœå®³æ€§ã¨ã‚¹ã‚±ãƒ¼ãƒ©ãƒ“ãƒªãƒ†ã‚£ã«å„ªã‚Œã€ã¾ãŸNoSQLã§ã¯çã—ãã‚¤ãƒ³ãƒ‡ãƒƒã‚¯ã‚¹ã‚’ã‚µãƒãƒ¼ãƒˆã—ã¦ãŠã‚Šè¡¨çµåˆ(JOIN)ã¯å‡ºæ¥ãªã„ãªãŒã‚‰RDBMSã®æ§˜ãªä½¿ã„æ–¹ãŒå‡ºæ¥ã‚‹äº‹ã‚‚å¤§ããªç‰¹å¾´ã§ã™ã€‚ Mongo DBã¯ãƒ¬ãƒ—ãƒªã‚«ã‚»ãƒƒãƒˆã¨å‘¼ã°ã‚Œã‚‹å†—é•·æ§‹æˆï¼ˆã‚¯ãƒ©ã‚¹ã‚¿ï¼‰ã‚’çµ„ã‚€ã“ã¨ãŒã§ãã¾ã™ã€‚ ãƒ¬ãƒ—ãƒªã‚«ã‚»ãƒƒãƒˆã«ã¯å”¯ä¸€ã®ãƒ—ãƒ©ã‚¤ãƒžãƒªãƒŽãƒ¼ãƒ‰(PRIMARY)ã¨ã‚»ã‚«ãƒ³ãƒ€ãƒªãƒŽãƒ¼ãƒ‰(SECONDARY)è¤‡æ•°ã‚’å«ã‚ã‚‹äº‹ãŒã§ãã€ã‚¯ãƒ©ã‚¹ã‚¿ã«å¯¾ã™ã‚‹æ›¸ãè¾¼ã¿ã¯å…¨ã¦PRIMARYã«å¯¾ã—ã¦è¡Œã‚ã‚Œã¾ã™ã€‚ PRIMARYã«å¯¾ã™ã‚‹æ›´æ–°ã¯é€Ÿã‚„ã‹ã«å…¨ã¦ã®SECONDARYã«ã‚³ãƒ”ãƒ¼ã•ã‚Œå®‰å…¨ã«ä¿æŒã•ã‚Œã¾ã™ã€‚ ãƒ¬ãƒ—ãƒªã‚«ã‚»ãƒƒãƒˆã§ã¯ä¸‡ä¸€PRIMARYã‚’å–ªå¤±ã—ãŸå ´åˆã§ã‚‚è‡ªå‹•çš„ã«ãã‚Œã‚’æ¤œçŸ¥ã—ä»»æ„ã®SECONDARY
beth321 2014/10/06
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NoSQL

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ã€ŒJSONæ–‡å—åˆ—ã¸ã®ã‚¤ãƒ³ã‚¸ã‚§ã‚¯ã‚·ãƒ§ãƒ³ã€ã¨ã€Œãƒ‘ãƒ©ãƒ¡ãƒ¼ã‚¿ã®è¿½åŠ ã€ï¼šNoSQLã‚’ä½¿ã†ãªã‚‰çŸ¥ã£ã¦ãŠããŸã„ã‚»ã‚ãƒ¥ãƒªãƒ†ã‚£ã®è©±ï¼ˆ2ï¼‰ï¼ˆ1/2 ãƒšãƒ¼ã‚¸ï¼‰ Mongo DBã‚’ç”¨ã„ãŸWebã‚¢ãƒ—ãƒªã‚±ãƒ¼ã‚·ãƒ§ãƒ³ã§ç”Ÿã˜ã‚‹å¯èƒ½æ€§ãŒã‚ã‚‹4ç¨®é¡žã®è„†å¼±æ€§ã®ã†ã¡ã€ä»Šå›žã¯ã€ŒJSONæ–‡å—åˆ—ã¸ã®ã‚¤ãƒ³ã‚¸ã‚§ã‚¯ã‚·ãƒ§ãƒ³ã€ã¨ã€Œãƒ‘ãƒ©ãƒ¡ãƒ¼ã‚¿ã®è¿½åŠ ã€ã®ãƒ¡ã‚«ãƒ‹ã‚ºãƒ ã¨å¯¾ç–ã«ã¤ã„ã¦èª¬æ˜Žã—ã¾ã™ã€‚ å‰å›žã®ã€Œã€Žæ¼”ç®—åã®ã‚¤ãƒ³ã‚¸ã‚§ã‚¯ã‚·ãƒ§ãƒ³ã€ã¨ã€ŽSSJIã€ã€ã§ã¯ã€Mongo DBã‚’ç”¨ã„ãŸWebã‚¢ãƒ—ãƒªã‚±ãƒ¼ã‚·ãƒ§ãƒ³ã§ç”Ÿã˜ã†ã‚‹è„†å¼±æ€§ã®ã†ã¡ã€Œæ¼”ç®—åã®ã‚¤ãƒ³ã‚¸ã‚§ã‚¯ã‚·ãƒ§ãƒ³ã€ã¨ã€ŒSSJIã€ã«ã¤ã„ã¦ã€æ”»æ’ƒã®å®Ÿä¾‹ã¨å¯¾ç–ã«ã¤ã„ã¦è§£èª¬ã—ã¾ã—ãŸã€‚ä»Šå›žã¯ã•ã‚‰ã«ã€ã€ŒJSONæ–‡å—åˆ—ã¸ã®ã‚¤ãƒ³ã‚¸ã‚§ã‚¯ã‚·ãƒ§ãƒ³ã€ã¨ã€Œãƒ‘ãƒ©ãƒ¡ãƒ¼ã‚¿ã®è¿½åŠ ã€ã«ã¤ã„ã¦èª¬æ˜Žã—ã¾ã™ã€‚ JSONæ–‡å—åˆ—ã¸ã®ã‚¤ãƒ³ã‚¸ã‚§ã‚¯ã‚·ãƒ§ãƒ³ ã“ã‚Œã¾ã§è¦‹ã¦ããŸã‚ˆã†ã«ã€PHPè¨€èªžã«ãŠã„ã¦ã¯é€£æƒ³é…åˆ—ã‚’æŒ‡å®šã—ã¦ãƒ‡ãƒ¼ã‚¿ã®ç™»éŒ²å‡¦ç†ã‚„æ¤œç´¢å‡¦ç†ã‚’å®Ÿè¡Œã§ãã¾ã™ã€‚ã—ã‹ã—åž‹ã®æ‰±ã„ãŒåŽ³æ ¼
beth321 2014/02/25
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Integration of Hadoop and Mongo DB, Big Dataâ€™s Two Most Popular Techno logies, Gets Significant Upgrade | 10gen, the Mongo DB company Mongo DB Connector for Hadoopã¯ã€Hadoopã¸ã®å…¥å‡ºåŠ›ãƒ‡ãƒ¼ã‚¿ã¨ã—ã¦Mongo DBã‚’ä½¿ãˆã‚‹ã‚ˆã†ã«ã™ã‚‹ã‚½ãƒ•ãƒˆã‚¦ã‚§ã‚¢ã§ã€æ–°ãƒãƒ¼ã‚¸ãƒ§ãƒ³ã§ã¯ä¸»ã«ä»¥ä¸‹ã®æ©Ÿèƒ½ãŒè¿½åŠ ã•ã‚Œã¦ã„ã¾ã™ã€‚ Apache Hiveã‹ã‚‰Mongo DBã®ãƒ‡ãƒ¼ã‚¿ã¸SQLãƒ©ã‚¤ã‚¯ãªå•ã„åˆã‚ã› ã‚¤ãƒ³ã‚¯ãƒªãƒ¡ãƒ³ã‚¿ãƒ«ãªMapReduceã‚¸ãƒ§ãƒ–ã®ã‚µãƒãƒ¼ãƒˆã«ã‚ˆã‚‹ã€ã‚¢ãƒ‰ãƒ›ãƒƒã‚¯ãªåˆ†æžã‚’å®¹æ˜“ã«å®Ÿç¾ Mongo DB BSONãƒ•ã‚¡ã‚¤ãƒ«ã‚’Hadoop Distributed File Systemï¼ˆHDFSï¼‰ä¸Šã«ä¿å˜ã™ã‚‹ã“ã¨ã§ã€ãƒ‡ãƒ¼ã‚¿ã®ç§»å‹•ã‚’å‰Šæ¸› ã“ã‚Œã«ã‚ˆã‚Šä»¥ä¸‹ã®ã‚ˆã†ãªãƒ¡ãƒªãƒƒãƒˆãŒ
beth321 2013/08/22
mongodb

hadoop

database

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tech

IT
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MongoDBã®Capped Collectionã¨Tailable Cursorã‚’ä½¿ã£ãŸRealTimeAccessé›†è¨ˆ - Y's note
Index RealTimeAccessé›†è¨ˆ Capped Collection Tailable Cursor ã¾ã¨ã‚ RealTimeAccessé›†è¨ˆ RealTimeAccessé›†è¨ˆã‚’ã™ã‚‹ãŸã‚ã«Mongo DBã®åˆ©ç”¨ã‚’è€ƒãˆã¾ã™ã€‚ã‚µãƒ¼ãƒãƒ¼ã®æ§‹æˆã¯ä¸Šå›³ã®ã‚ˆã†ãªã‚¤ãƒ¡ãƒ¼ã‚¸ã§å„ç¨®ApplicationServerã‹ã‚‰Fluentdã§LogAggregatorã«RealTimeã§Logãƒ‡ãƒ¼ã‚¿ã‚’è»¢é€ã—ã€LogAggregator MasterãŒMongo DBã«Fluentdã§æ›¸ãè¾¼ã‚“ã§è¡Œãã¾ã™ã€‚ã“ã“ã§è¨€ã†RealTimeAccessé›†è¨ˆã®æ©Ÿèƒ½è¦ä»¶ã‚’æ•´ç†ã™ã‚‹ã¨ä»¥ä¸‹ã®ã‚ˆã†ã«ãªã‚Šã¾ã™ã€‚ Accessç™ºç”Ÿå¾Œã€1åˆ†ä»¥å†…ã§é›†è¨ˆçµæžœã‚’Webãƒ„ãƒ¼ãƒ«ä¸Šã§ç¢ºèªã—ãŸã„ã€‚é›†è¨ˆåŒºé–“ã‚‚1åˆ†å˜ä½ãªã©ã€‚ è¤‡æ•°æ¡ä»¶ãŒæŒ‡å®šå¯èƒ½ã§ã€æŸ”è»ŸãªCrossé›†è¨ˆãŒã—ãŸã„ã€‚ RealTimeAccessé›†è¨ˆã®Systemè² è·ã‚’å‡ºæ¥ã‚‹é™ã‚ŠæŠ‘ãˆãŸã„ã€‚
beth321 2013/08/14
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