Salesforce.com Launches Database.com: The First Enterprise-Level Cloud Database?
Salesforce.com Launches Database.com: The First Enterprise-Level Cloud Database? Many infrastructure companies have recently adopted a drip-feed pricing model - consider renting servers from Amazon EC2 or monitoring our servers with New Relic RPM. The cloud database industry is still in its infant stages but today Salesforce.com has kicked things up a notch in offering all of its enterprise-scale
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「NoSQLã€ã‚’上回る性能を目指ã™æ¬¡ä¸–代型高速SQLデータベース「VoltDBã€ç™»å ´ | OSDN Magazine
ベンãƒãƒ£ãƒ¼ä¼æ¥ã®ç±³VoltDBã¯5月25日（米国時間）ã€ã‚ªãƒ¼ãƒ—ンソースã®ãƒ‡ãƒ¼ã‚¿ãƒ™ãƒ¼ã‚¹ã‚·ã‚¹ãƒ†ãƒ 「VoltDB 1.0.1ã€ã‚’リリースã—ãŸã€‚高速ã€æ‹¡å¼µæ€§ã€ACIDéµå®ˆãªã©ã‚’特徴ã¨ã™ã‚‹æ¬¡ä¸–代DBMSã¨ã—ã¦ã„る。 VoltDBã¯ã€ŒPostgresã€ã€ŒIngresã€ãªã©ã®ãƒ‡ãƒ¼ã‚¿ãƒ™ãƒ¼ã‚¹ãƒ—ãƒã‚¸ã‚§ã‚¯ãƒˆã‚’å…±åŒã§å‰µå§‹ã—ãŸMichael Stonebrakeræ°ãŒè¨è¨ˆã—ãŸã‚‚ã®ã§ã€Stonebrakeræ°ãŒéžå¸¸å‹¤æ•™æŽˆã‚’å‹™ã‚るマサãƒãƒ¥ãƒ¼ã‚»ãƒƒãƒ„工科大（MIT）ã€ãƒ–ラウン大å¦ã€ã‚¤ã‚§ãƒ¼ãƒ«å¤§å¦ã€HP Labsã®å…±åŒç ”究「H-Storeã€ãŒãƒ™ãƒ¼ã‚¹ã¨ãªã£ã¦ã„る。 VoltDBã¯è±Šå¯Œãªãƒ¡ãƒ¢ãƒªã‚„マルãƒã‚³ã‚¢CPUã‚’å‚™ãˆãŸã‚·ã‚¹ãƒ†ãƒ ã«æœ€é©åŒ–ã•ã‚Œã¦ãŠã‚Šã€ãƒ‡ãƒ¼ã‚¿ã‚’分散ã•ã›ã¦ãƒ¡ãƒ¢ãƒªå†…ã«é…ç½®ã™ã‚‹ã“ã¨ã§é£›èºçš„ã«æ€§èƒ½ã‚’改善ã—ã¦ã„ã‚‹ã¨ã„ã†ã€‚データベースエンジンã¯ãƒžãƒ«ãƒã‚¹ãƒ¬ãƒƒãƒ‰ã§å‹•ä½œã—ã€ãƒ‡ãƒ¼ã‚¿ã¯åˆ†å‰²ã•ã‚Œã¦å„スレッドã«é…ç½®ã•ã‚Œã‚‹ã€‚ãã‚Œãžã‚Œã®ã‚¹ãƒ¬ãƒƒãƒ‰ã¯ãƒãƒƒ
yebo blog: TwitterãŒåˆ†æ•£ãƒ•ãƒ¬ãƒ¼ãƒ ワーク「Gizzardã€ã‚’公開
2010/04/13 TwitterãŒåˆ†æ•£ãƒ•ãƒ¬ãƒ¼ãƒ ワーク「Gizzardã€ã‚’公開 TwitterãŒç‹¬è‡ªã«é–‹ç™ºã—ãŸåˆ†æ•£ãƒ•ãƒ¬ãƒ¼ãƒ ワーク「Gizzardã€ã‚’オープンソースã¨ã—ã¦å…¬é–‹ã—ãŸã€‚Scalaã§æ›¸ã‹ã‚ŒãŸJavaVM上ã§å‹•ä½œã™ã‚‹ãƒŸãƒ‰ãƒ«ã‚¦ã‚§ã‚¢ã§ã€PHPã‚„Rubyã‹ã‚‰ã®è¦æ±‚ã‚’ "Sharding" ã¨å‘¼ã°ã‚Œã‚‹ãƒ‡ãƒ¼ã‚¿åˆ†å‰²ã‚’自動的ã«è¡Œã£ã¦ã€ãƒãƒƒãƒˆãƒ¯ãƒ¼ã‚¯ä¸Šã®ãƒ‡ãƒ¼ã‚¿ãƒ™ãƒ¼ã‚¹ã«åˆ†æ•£ã•ã›ã‚‹ã“ã¨ã§ã€å¤§è¦æ¨¡ã‹ã¤å¯ç”¨æ€§ã®é«˜ã„分散データベースを実ç¾ã™ã‚‹ã€‚データベースã¯ãƒãƒƒãƒˆãƒ¯ãƒ¼ã‚¯ã«å¯¾å¿œã—ã¦ã„ã‚Œã°ä½•ã§ã‚‚ã„ã„ãŒã€ã€ŒFlockDBã€ã¨å‘¼ã°ã‚Œã‚‹ã‚°ãƒ©ãƒ•ãƒ»ãƒ‡ãƒ¼ã‚¿ãƒ™ãƒ¼ã‚¹ (NoSQL) ã‚‚åˆã‚ã›ã¦å…¬é–‹ã•ã‚ŒãŸã€‚ 投稿者 zubora 投稿時間 06:18 ラベル: Cloud, Developer, Social, Software, Web 0 コメント: コメントを投稿
Apache Cassandra | Apache Cassandra Documentation
What is Apache Cassandra? Apache Cassandra is an open source NoSQL distributed database trusted by thousands of companies for scalability and high availability without compromising performance. Linear scalability and proven fault-tolerance on commodity hardware or cloud infrastructure make it the perfect platform for mission-critical data.
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データベースサーãƒã‚’複数å°æ§‹æˆã¨ã‹2010年代ã«ã¯æµè¡Œã‚‰ãªã„ - blog.nomadscafe.jp
奥一穂ã•ã‚“ã®ã€Œã‚¦ã‚§ãƒ–アプリケーションサーãƒã‚’複数å°æ§‹æˆã¨ã‹2010年代ã«ã¯æµè¡Œã‚‰ãªã„ã€ã«ãƒ•ã‚©ãƒãƒ¼ã®ã‚ˆã†ãªæ„Ÿã˜ã§ã€‚ 例ã«ã‚ˆã£ã¦ã‚¿ã‚¤ãƒˆãƒ«ã¯ç…½ã‚Šã§ã™ã€‚ 奥一穂ã•ã‚“ã®ã‚¨ãƒ³ãƒˆãƒªãƒ¼ã§ã¯ã€ã€Œ5,000万PV/Monthã€ã¨ã„ã†è¦‹ç©ã‚‚ã‚Šã§ã‚¢ãƒ—リケーションサーãƒã®å°æ•°ã‚’1å°ã¨è¨ˆç®—ã—ã¦ã„ã¾ã™ãŒã€ã“ã‚Œã‹ã‚‰ã¯ã€Œ1,000万PV/Dayã€ã‚’超ãˆã‚‹ã‚µã‚¤ãƒˆãŒå¤šã生ã¾ã‚Œã¦ãã‚‹ã¨äºˆæƒ³ã—ã¦ã„ã¾ã™ã€‚ã©ã‚“ãªã‚µã‚¤ãƒˆã‹ã¨ã„ã†ã¨ã€mixiアプリやモãƒã‚²ãƒ¼ãªã©ã«ã‚½ãƒ¼ã‚·ãƒ£ãƒ«ã‚²ãƒ¼ãƒ ã‚’æä¾›ã™ã‚‹ã‚µã‚¤ãƒˆã§ã™ã€‚ ソーシャルゲームサイトã®ã‚ャパシティプランニングã«ã¤ã„ã¦ã¯ä¸æ¾¤ã•ã‚“ã®ã‚¨ãƒ³ãƒˆãƒªãƒ¼ãŒå‚考ã«ãªã‚Šã¾ã™ã€‚ The Art of モãƒã‚²ãƒ¼ Capacity Planning The Art of Mixi-mobile-appli Capacity Planning 最も人気ãŒã§ãŸå ´åˆã«ã¯æ•°åƒä¸‡ã‹ã‚‰æ•°å„„PV/Dayã¨ã„ã†æ•°å—ãŒãªã‚‰ã‚“ã§ã„ã¾ã™ã€‚怖ã„怖
RESTfulã«ä½¿ãˆã‚‹ãƒ‰ã‚ュメントストア·Terrastore MOONGIFT
Terrastoreã¯Java製ã®ã‚ªãƒ¼ãƒ—ンソース・ソフトウェア。KVS（ã‚ーãƒãƒªãƒ¥ãƒ¼ã‚¹ãƒˆã‚¢ï¼‰ã¯ã‚ªãƒ³ãƒ¡ãƒ¢ãƒªãƒ¼ã®ã‚‚ã®ãŒå¤šã„。ã¤ã¾ã‚Šé«˜é€Ÿã§ã¯ã‚ã‚‹ãŒã€ã‚µãƒ¼ãƒ“スをå†èµ·å‹•ã™ã‚‹ã¨å…¨ã¦ãªããªã£ã¦ã—ã¾ã†ã¨ã„ã†ã“ã¨ã 。ãã‚ŒãŒåˆ©ç‚¹ã§ã‚‚ã‚ã‚‹ãŒã€æ´»ç”¨ã—ã¦ã„ãä¸ã§ã¯ç‰©è¶³ã‚Šãªãæ„Ÿã˜ã‚‹ã“ã¨ã‚‚ã‚ã‚‹ã ã‚ã†ã€‚ サーãƒèµ·å‹•ä¸ ãã“ã§ä½¿ã£ã¦ã¿ãŸã„ã®ãŒãƒ•ã‚¡ã‚¤ãƒ«ã‚¹ãƒˆã‚¢åž‹ã®KVSã 。有åãªã‚‚ã®ã¨ã—ã¦ã¯Amazon S3ãŒçŸ¥ã‚‰ã‚Œã¦ã„る。ã‚ーを使ã£ã¦ãƒ‡ãƒ¼ã‚¿ã«ã‚¢ã‚¯ã‚»ã‚¹ã—ã€æ›´æ–°ã—ãŸã‚Šå‰Šé™¤ã§ãるシステムã 。ãã—ã¦Terrastoreã¯RESTfulã«ãƒ‡ãƒ¼ã‚¿ã‚¢ã‚¯ã‚»ã‚¹ãŒã§ãã‚‹KVSã¾ãŸã¯ãƒ‰ã‚ュメントストアã 。 HTTPã«ã‚ˆã‚‹ã‚¢ã‚¯ã‚»ã‚¹ãªã®ã§Javaã«é™ã‚‰ãšä»–ã®è¨€èªžã‹ã‚‰ï¼ˆã¾ãŸã¯ã‚¿ãƒ¼ãƒŸãƒŠãƒ«ã‹ã‚‰ï¼‰æ‰±ã†ã“ã¨ãŒå‡ºæ¥ã‚‹ã€‚データã¯JSONå½¢å¼ã«ä¿æŒã•ã‚Œã‚‹ã‚ˆã†ã«ãªã£ã¦ã„る。マスターã¨ã‚µãƒ¼ãƒã«ã‚ˆã£ã¦è¤‡æ•°å°ã®ã‚¹ã‚±ãƒ¼ãƒ©ãƒ–ルãªæ§‹æˆãŒã¨ã‚Œã‚‹ã‚ˆã†ã«ãªã£ã¦ã„ã‚‹ã®ãŒç‰¹å¾´ã 。 データã¯
Vineet Gupta: NoSql Databases – Part 1 - Landscape
Jan 5, 2010 NoSql Databases – Part 1 - Landscape At Directi, we are taking a hard look at the way our applications need to store and retrieve data, and whether we really need to use a traditional RDBMS for all scenarios. This does not mean that we will eschew relational systems altogether. What it means is that we will use the best tool for the job – we will use non-relational options wherever nee
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Coming soon
Stay tuned.... More clojure stuff coming soon
Lawnchair: Simple JSON Storage
A Lawnchair is sorta like a couch except smaller and outside. Perfect for HTML5 mobile apps that need a lightweight, adaptive, simple and elegant persistence solution. Collections. A lawnchair instance is really just an array of objects. Adaptive persistence. The underlying store is abstracted behind a consistent interface. Pluggable collection behavior. Sometimes we need collection helpers but no
Effluxion - JSON Meets Tokyo Cabinet (and More!): CloudKit 0.11.0 Released
CloudKit now supports Tokyo Cabinet as its storage system. If you haven’t checked out Tokyo Cabinet, take a moment to read Ilya Grigorik’s overview or check out its main site. You will find it to be an extremely fast and compelling storage system. While Tokyo Cabinet is impressive, it comes with the cost of a binary dependency. Although it took only a moment to install it on my Mac using John Mett
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楽天製。Rubyベースã®åˆ†æ•£åž‹ã‚ー/ãƒãƒªãƒ¥ãƒ¼DB·ROMA MOONGIFT
ROMAã¯Ruby製ã®ã‚ªãƒ¼ãƒ—ンソース・ソフトウェア。Webシステムã§ä¸€èˆ¬çš„ã«ä½¿ã‚ã‚Œã¦ã„ã‚‹RDBMSã«å¯¾ã—ã¦ã“ã“一ã€äºŒå¹´ã§æ³¨ç›®ã‚’集ã‚ã¦ã„ã‚‹ã®ãŒã‚ー/ãƒãƒªãƒ¥ãƒ¼åž‹ã®ãƒ‡ãƒ¼ã‚¿ãƒ™ãƒ¼ã‚¹ã‚·ã‚¹ãƒ†ãƒ ã 。シンプルã«ä½¿ãˆã¦ã‚¹ã‚±ãƒ¼ãƒ«ã—ã‚„ã™ãã€å¤§åž‹ã®Webシステムã§ã¯å°Žå…¥ãŒå½“ãŸã‚Šå‰ã«ãªã‚Šã¤ã¤ã‚る。 ãã‚“ãªã‚ー/ãƒãƒªãƒ¥ãƒ¼åž‹ãƒ‡ãƒ¼ã‚¿ãƒ™ãƒ¼ã‚¹ã¨ã—ã¦æœ‰åãªã®ã¯memcachedã‚„MogileFSãªã©ãŒçŸ¥ã‚‰ã‚Œã¦ã„る。ãã“ã«ç‹¬è‡ªã®ãƒ‡ãƒ¼ã‚¿ãƒ™ãƒ¼ã‚¹ã‚’開発ã—ãŸã®ãŒæ¥½å¤©ã 。Ruby開発者ã§ã‚ã‚‹ã¾ã¤ã‚‚ã¨æ°ã‚’フェãƒãƒ¼ã«è¿Žãˆã¦é–‹ç™ºã•ã‚ŒãŸã®ãŒROMAã«ãªã‚‹ã€‚ã‚‚ã¡ã‚ã‚“Rubyã§é–‹ç™ºã•ã‚Œã¦ãŠã‚Šã”ã手軽ã«åˆ©ç”¨ã§ãる。 ROMAã¯Ruby1.9を使ã£ã¦å‹•ä½œã™ã‚‹ã€‚インストールã¯ç°¡å˜ã«ã§ãã€è¤‡æ•°ã®ã‚¤ãƒ³ã‚¹ã‚¿ãƒ³ã‚¹ã‚’ç°¡å˜ã«ç«‹ã¡ä¸Šã’られる。ãã—ã¦ã‚¯ãƒ©ã‚¤ã‚¢ãƒ³ãƒˆã‹ã‚‰ã¯memcachedã¨åŒæ§˜ã«æŽ¥ç¶šãŒå¯èƒ½ã§ã€telnetã§ã‚‚接続ã™ã‚‹ã“ã¨ãŒå¯èƒ½ã 。P2Pã‚’ã‚‚ã¨ã—ã¦åˆ†æ•£ã‚·ã‚¹ãƒ†ãƒ ã«
BSON (Binary JSON) Serialization
BSON, short for BinÂary JSON, is a binÂary-enÂcoded seriÂalÂizÂaÂtion of JSON-like docÂuÂments. Like JSON, BSON supÂports the emÂbedÂding of docÂuÂments and arÂrays withÂin othÂer docÂuÂments and arÂrays. BSON also conÂtains exÂtenÂsions that alÂlow repÂresÂentÂaÂtion of data types that are not part of the JSON spec. For exÂample, BSON has a Date type and a BinData type. BSON can be comÂpared to b
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Intro to IndexedDB
http://1978th.net/tech/promenade.cgi?id=86
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