ソフトウェアエンジニアãŒAerospikeを使ã£ãŸã‚·ã‚¹ãƒ†ãƒ è¨è¨ˆã‚’ã™ã‚‹ã®ã«å¿…è¦ãªæƒ…å ±ãªã©ã§ã™ã€‚ 2016/03/03ã«ã€ã‚ªãƒ—トã•ã‚“主催ã®å¸‚ヶ谷Geed Knightã§ç™ºè¡¨ã™ã‚‹å†…容ã§ã™ã€‚
ソフトウェアエンジニアã«çŸ¥ã£ã¦ã»ã—ã„Aerospike
ソフトウェアエンジニアãŒAerospikeを使ã£ãŸã‚·ã‚¹ãƒ†ãƒ è¨è¨ˆã‚’ã™ã‚‹ã®ã«å¿…è¦ãªæƒ…å ±ãªã©ã§ã™ã€‚ 2016/03/03ã«ã€ã‚ªãƒ—トã•ã‚“主催ã®å¸‚ヶ谷Geed Knightã§ç™ºè¡¨ã™ã‚‹å†…容ã§ã™ã€‚
RethinkDB compared to MongoDB - RethinkDB
Interested in a less biased overview? Browse through the technical comparison tables between RethinkDB and MongoDB. Many people have been asking how RethinkDB differs from MongoDB and other NoSQL systems. Our first attempt to address these questions is a high level technical overview comparing RethinkDB with MongoDB. However, the overview is meant to be impartial, and it omits some of the more int
NoSQLã®Amazon DynamoDBãŒJSONドã‚ュメントã«å¯¾å¿œã€25GB/月間2億リクエストã¾ã§ç„¡æ–™æž も拡大
NoSQLã®Amazon DynamoDBãŒJSONドã‚ュメントã«å¯¾å¿œã€25GB/月間2億リクエストã¾ã§ç„¡æ–™æž も拡大 AmazonクラウドãŒæä¾›ã—ã¦ã„る「Amazon DynamoDBã€ã¯ã€ãƒ•ãƒ«ãƒžãƒãƒ¼ã‚¸ãƒ‰ã®NoSQLデータベースã§ã™ã€‚ã»ã¼ç„¡é™ã«ãƒ‡ãƒ¼ã‚¿ãƒ™ãƒ¼ã‚¹ã‚’スケールã•ã›ã‚‹ã“ã¨ãŒã§ãã‚‹ãŸã‚容é‡ã®ã“ã¨ã‚’æ°—ã«ã™ã‚‹å¿…è¦ãŒãªãã€å›ºå®šã•ã‚ŒãŸã‚¹ã‚ーマをæŒãŸãªã„柔軟性ã¨ã€SSDを利用ã™ã‚‹ã“ã¨ã«ã‚ˆã‚‹é«˜ã„スループットを実ç¾ã€‚NoSQLã§ã‚ã‚ŠãªãŒã‚‰ä¸€è²«æ€§ã‚’制御ã™ã‚‹ã‚ªãƒ—ションも備ãˆã¦ã„ã¾ã™ã€‚ ã¾ã•ã«ã‚¯ãƒ©ã‚¦ãƒ‰ã®ç‰¹é•·ã‚’æ´»ã‹ã—ãŸã‚µãƒ¼ãƒ“スã§ã‚ã‚‹DynamoDBãŒã€JSONドã‚ュメントをデータ型ã¨ã—ã¦ã‚µãƒãƒ¼ãƒˆã—ãŸã¨ç™ºè¡¨ã•ã‚Œã¾ã—ãŸã€‚ ã“ã‚Œã§DynamoDBã®ã‚¹ã‚±ãƒ¼ãƒ©ãƒ“リティや性能ã¯ãã®ã¾ã¾ã€ã‚ーãƒãƒªãƒ¥ãƒ¼åž‹ã ã‘ã§ãªãJSONドã‚ュメントも扱ãˆã‚‹ã‚ˆã†ã«ãªã‚Šã¾ã—ãŸã€‚ ã‚ーãƒãƒªãƒ¥ãƒ¼ã«åŠ ãˆã¦JSONドã‚ュメントも JSONã¨ã¯ã€Jav
Hamsterdb: An Analytical Embedded Key-value Store - High Scalability -
In this post, I’d like to introduce you to hamsterdb, an Apache 2-licensed, embedded analytical key-value database library similar to Google's leveldb and Oracle's BerkeleyDB. hamsterdb is not a new contender in this niche. In fact, hamsterdb has been around for over 9 years. In this time, it has dramatically grown, and the focus has shifted from a pure key-value store to an analytical database of
Androidçš„ã«ã¯ã€LevelDBã¯SharedPreferencesã®é«˜é€Ÿãªä»£æ›¿ã¨ã—ã¦ä½¿ãˆãㆠ- Islands in the byte stream (legacy)
å‚考: LevelDB入門 (基本編) - from scratch Androidã«ãŠã‘ã‚‹LevelDB bindingã¯è¤‡æ•°ã‚るよã†ã ã‘ã©ã€ä»Šå›žã¯Maven Centralã«ä¸ŠãŒã£ã¦ã„ã¦ã‹ã¤èªã¿æ›¸ãAPIãŒã‚ã‹ã‚Šã‚„ã™ã„以下ã®ã‚‚ã®ã‚’使ã£ãŸ*1。 https://github.com/googolmo/Leveldb-Android dependencies { compile 'im.amomo.leveldb:leveldb:1.0.+@aar' } KVSãªã®ã§SharedPreferencesã®ã‚ˆã†ã«ä½¿ãˆã‚‹ã€‚速度ã¯open/closeã«SharedPreferencesよりコストãŒæŽ›ã‹ã‚‹ã‚‚ã®ã®ã€èªã¿æ›¸ãã¯éžå¸¸ã«é«˜é€Ÿã«ã§ãるよã†ã 。 サンプルアプリã®ã‚½ãƒ¼ã‚¹ã‚³ãƒ¼ãƒ‰ï¼š https://github.com/gfx/Android-LevelDBExample 使ã£ã¦ã„ã‚‹ã¨ã“ã‚ã¯ã“ã‚“ãªæ„Ÿã˜
LevelDB入門 (基本編) - from scratch
ã•ã¦ã€ä»Šå›žã¯æ¯”較的新ã—ã„データストアã§ã‚ã‚‹LevelDBã«ã¤ã„ã¦ã¾ã¨ã‚ã¦ã¿ã¾ã—ãŸã€‚ LevelDBã¯1å¹´ã»ã©å‰ã‹ã‚‰Node.js界隈ã§ã¯ãƒ–ームãŒæ¥ã¦ã„ã¦ã€ç†ç”±ãŒã‚ˆãã‚ã‹ã£ã¦ã„ãªã‹ã£ãŸã‚“ã§ã™ãŒã€ã¾ã¨ã‚ã¦ã„る内ã«åˆ†ã‹ã‚‹ã‹ãªã¨æ€ã£ã¦ã¾ã¨ã‚ã¾ã—ãŸã€‚今回ã¯Node.js無関係ã§LevelDBã®åŸºç¤Žçš„ãªã“ã¨ã ã‘調査ã—ãŸçµæžœã‚’ã¾ã¨ã‚ã¦ã¿ã¾ã—ãŸã€‚ Node.jsã§ä½¿ã£ã¦ã¿ã‚‹è©±ã¯å¾Œã«å›žã—ã¾ã™ã€‚ LevelDBã¨ã¯? key-valueåž‹ã®ãƒ‡ãƒ¼ã‚¿ã‚¹ãƒˆã‚¢ã®ä¸€ã¤ã§ã™ã€‚ Googleã®ç ”究者ã§ã‚ã‚‹ã€Jeff Deanã¨Sanjey GhemawatãŒé–‹ç™ºã—ã€2011å¹´ã«å…¬è¡¨ã•ã‚Œã¾ã—ãŸã€‚C++ã§æ›¸ã‹ã‚Œã¦ãŠã‚Šã€å¤šãã®ãƒ—ãƒã‚°ãƒ©ãƒŸãƒ³ã‚°è¨€èªžã§bindingsãŒæ›¸ã‹ã‚Œã¦ã„ã¾ã™ã€‚ã‚‚ã¡ã‚ã‚“ã€JavaScript/Node.jsã§ã‚‚書ã‹ã‚Œã¦ã„ã¾ã™ã€‚ LevelDB 㯠Google ã®BigTableをベースã«ã—ãŸã‚¢ãƒ¼ã‚テクãƒãƒ£ã‚’æŒ
InfluxDB ã‚’ã¡ã‚‡ã£ã¨ã•ã‚ã£ã¦ã¿ãŸ - （ã²ï¼‰ãƒ¡ãƒ¢
InfluxDBã¨ã¯ http://influxdb.org メトリクスやイベントã¨ã„ã£ãŸæ™‚ç³»åˆ—ãƒ‡ãƒ¼ã‚¿ã‚’æ ¼ç´ã™ã‚‹ã®ã«é©ã—ãŸãƒ‡ãƒ¼ã‚¿ã‚¹ãƒˆã‚¢ã§ã™ã€‚ ã¡ãªã¿ã« go ã§æ›¸ã‹ã‚Œã¦ã„ã¾ã™ã€‚ ã¡ãªã¿ã« 2013ã®Open Source Rookiesã«é¸ã°ã‚Œã¾ã—ãŸã€‚ InfluxDBã®ç‰¹å¾´ RRDã‚„MySQLã«æ™‚ç³»åˆ—ãƒ‡ãƒ¼ã‚¿ã‚’æ ¼ç´ã™ã‚‹å ´åˆã¨æ¯”較ã—ã¦ã€InfluxDBã®ç‰¹å¾´ã‚’紹介ã—ã¾ã™ã€‚ ãƒãƒƒã‚¯ã‚¨ãƒ³ãƒ‰ã¯ LevelDB LevelDBã¨ã¯ã€ã‚ーã§ã‚½ãƒ¼ãƒˆã•ã‚ŒãŸçŠ¶æ…‹ã§å¯èƒ½ã•ã‚ŒãŸKVSã§ã™ï¼ˆGoogle製）。詳ã—ãã¯ã“ã®ã¸ã‚“å‚ç…§ã®ã“ã¨ã€‚ http://en.wikipedia.org/wiki/LevelDB https://code.google.com/p/leveldb/ https://speakerdeck.com/smly/influxdb-and-leveldb-inside-out å°†æ¥çš„ã«Lev
第2回　稼åƒçŽ‡100ï¼…ã®ã‚¤ãƒ³ãƒ•ãƒ©ã‚’支ãˆã‚‹æŠ€è¡“ | gihyo.jp
CyberZãŒæä¾›ã™ã‚‹åºƒå‘ŠåŠ¹æžœæ¸¬å®šãƒ„ール「Force Operation Xã€ã¯å›½å†…・海外åˆã‚ã›ã¦ç¾åœ¨150社を超ãˆã‚‹åºƒå‘Šä¼šç¤¾ã¨ã‚·ã‚¹ãƒ†ãƒ 連æºã—ã¦ã„ã¾ã™ã€‚ワンタグ・ワンSDKã¨ã„ã†å½¢ã§F.O.Xã§ä¸€å…ƒçš„ã«è¨ˆæ¸¬ã—ãŸåºƒå‘Šæˆæžœæƒ…å ±ã‚’å„広告会社ã«ãƒªã‚¢ãƒ«ã‚¿ã‚¤ãƒ ã«é€šçŸ¥ã™ã‚‹ã“ã¨ã§ã€åºƒå‘Šä¼šç¤¾ã¯æˆæžœã‚’把æ¡ã™ã‚‹ã“ã¨ãŒã§ãã€å ´åˆã«ã‚ˆã£ã¦ã¯ãã®ãƒ‡ãƒ¼ã‚¿ã‚’基ã«åºƒå‘Šä¸»ã¸ã®è«‹æ±‚é¡ã‚’決定ã—ã¦ã„ã¾ã™ã€‚ 図1　F.O.Xã®ã‚·ã‚¹ãƒ†ãƒ 連æºå›³ ã—ãŸãŒã£ã¦ã€F.O.XãŒåœæ¢ã™ã‚‹ã“ã¨ã¯ã€F.O.Xã‚’å°Žå…¥ã—ã¦ã„る広告主ã ã‘ã§ã¯ãªãã€é€£æºã—ã¦ã„ã‚‹å„広告会社ã«ã‚‚迷惑をã‹ã‘ã‚‹ã“ã¨ã«ãªã‚‹ãŸã‚ã€ãŸã¨ãˆãƒ¡ãƒ³ãƒ†ãƒŠãƒ³ã‚¹ä¸ã§ã‚ã£ã¦ã‚‚計測ãŠã‚ˆã³ã‚·ã‚¹ãƒ†ãƒ 連æºã—ã¦ã„る広告会社ã¸ã®æˆæžœé€šçŸ¥ã¯ä¸€åˆ‡æ¢ã‚ãªã„仕組ã¿ã®å°Žå…¥ãŒå¿…é ˆã¨ãªã‚Šã¾ã—ãŸã€‚ãã®ä»•çµ„ã¿ã‚’リリースã—ãŸã®ãŒã¡ã‚‡ã†ã©1å¹´å‰ãªã®ã§ã™ãŒã€ãれ以é™ã¯éšœå®³ãƒ»ãƒ¡ãƒ³ãƒ†ãƒŠãƒ³ã‚¹å«ã‚ã¦å…¨ãシステムをåœæ¢ã•ã›ã¦ãŠã‚‰ãšã€ç¨¼åƒçŽ‡100ï¼…
Amazon's Dynamo - All Things Distributed
Amazon's DynamoOctober 02, 2007 • 4557 words In two weeks we’ll present a paper on the Dynamo technology at SOSP, the prestigious biannual Operating Systems conference. Dynamo is internal technology developed at Amazon to address the need for an incrementally scalable, highly-available key-value storage system. The technology is designed to give its users the ability to trade-off cost, consistency
触ã£ã¦ã¿ã‚ˆã†ï¼ãƒ“ッグデータを支ãˆã‚‹ã‚¯ãƒ©ã‚¦ãƒ‰æŠ€è¡“
サーãƒãƒ¼ã®å°æ•°ã‚’増やã›ã°å¢—ã‚„ã™ã»ã©ãƒªãƒ‹ã‚¢ã«æ€§èƒ½ãŒå‘上ã™ã‚‹ã“ã¨ã‚’目指ã—ãŸå‡¦ç†æ–¹æ³•ãŒæ³¨ç›®ã•ã‚Œã¦ã„ã¾ã™ã€‚例ãˆã°ã€ŒMapReduceã€ã¨ã„ã†å‡¦ç†æ–¹æ³•ãªã©ã§ã™ã€‚ã¾ãŸã€ãƒœãƒˆãƒ«ãƒãƒƒã‚¯ã«ãªã‚ŠãŒã¡ãªå¾“æ¥ã®ãƒ‡ãƒ¼ã‚¿ãƒ™ãƒ¼ã‚¹ã«ä»£ã‚る「NoSQLã€ã‚„「分散ã‚ー・ãƒãƒªãƒ¥ãƒ¼åž‹ãƒ‡ãƒ¼ã‚¿ã‚¹ãƒˆã‚¢ã€ãªã©æ–°ã—ã„タイプã®ãƒ‡ãƒ¼ã‚¿ã‚¹ãƒˆã‚¢æŠ€è¡“ã¸ã®æœŸå¾…も高ã¾ã£ã¦ã„ã¾ã™ã€‚ ビッグデータ時代を迎ãˆã‚‹ã«å½“ãŸã‚Šã€ã‚¯ãƒ©ã‚¦ãƒ‰æŠ€è¡“ãŒã©ã®ã‚ˆã†ã«ãªã£ã¦ã„ã‚‹ã®ã‹ç†è§£ã™ã‚‹ã«ã¯ã€å®Ÿéš›ã«ä½¿ã£ã¦ã¿ã‚‹ã®ãŒã‚ˆã„ã§ã—ょã†ã€‚クラウド技術ã®å¤šãã¯ã€ã‚½ãƒ•ãƒˆã‚¦ã‚¨ã‚¢ãŒã‚ªãƒ¼ãƒ—ンソースã§æä¾›ã•ã‚Œã‚‹ã ã‚ã€ã‚¿ãƒ€ã§å‹•ã‹ã—ã¦ã¿ã‚‹ã“ã¨ãŒã§ãã¾ã™ã€‚ãœã²è¨˜äº‹ã®é€šã‚Šã«å®Ÿéš›ã«æ‰‹ã‚’å‹•ã‹ã—ã¦æ“作ã—ã¦ã¿ã¦ãã ã•ã„。紹介ã™ã‚‹ã»ã¨ã‚“ã©ã¯ã€OSã¨ã—ã¦Linuxを用ã„ã¾ã™ã€‚ 目次
Cybozu Open Source: Released ordered KVS Mio 0.0.1alpha
We have released Mio - a distributed Skip Graph based orderd KVS 0.0.1alpha.(mio-0.0.1-alpha.tar.gz) What is Mio? In short, Mio is memcached + "range search". Mio suports range search queries like "get 10 datum which key are between key1 and key2". N.B. At present, it is in alpha quality. Building and Installing Install a recent version of Erlang. make make install with Environment variables for c
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GitHub - dominictarr/kv: simple kv store for streams
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