ã¨ã³ã¸ãã¢å士ã交æµãããã¯ãã¨æ©ã¿ãã·ã§ã¢ããªãã ä»äºäººçã®æ¬¡ã®ä¸æãæ¢ãããã®ã¯ã¼ã¯ã·ã§ããåã¤ãã³ãããã£ãªã¢ãã¯ããã®ã¤ãã³ãæ å ±ãã¤ãã³ãã¬ãã¼ããç´¹ä»ãã¾ã ã¨ã³ã¸ãã¢typeã¨ï¼ typeã¯12æ17æ¥ããæè¡ã¨åãæ¹ã®æªæ¥äºæ¸¬ãããã¼ãã«ã第2åãã£ãªã¢ãã¯ãããéå¬ãããããã«ãã£ã¹ã«ãã·ã§ã³ã¨ã¯ã¼ã¯ã·ã§ããã®2é¨æ§æã§ãååã®ãã£ã¹ã«ãã·ã§ã³ã§ã¯ä»¥ä¸ã®4人ã®ã²ã¹ãããã©ã¼ã«ãã¨ã³ã¸ãã¢ã¨ãã¦ãæ°ããã¢ããä½ãç¶ããããã«ã¯ã©ãããã°ããã®ãï¼ããèããã â æ¥½å¤©æ ªå¼ä¼ç¤¾ãæè¡çäºãå岡å¼éæ° â æ ªå¼ä¼ç¤¾ãã¬ã¿ãCTOãæé«æè¡è²¬ä»»è ãå¢äºéä¸éæ° â æ ªå¼ä¼ç¤¾ã½ã©ã³ã ãCofounder&CTOãå®å·å¥å¤ªæ° â ããªã¼ã©ã³ã¹iOSã¨ã³ã¸ãã¢ãå ¤ä¿®ä¸æ° å½å å¤ã®å¤§ä¼æ¥ãã¹ã¿ã¼ãã¢ãããããªã¼ã©ã³ã¹ã¨ãã¾ãã¾ãªåãæ¹ããã¦ãã4人ã¯ããã£ãªã¢ã¡ã¤ã¯ã®é¢ã§ã©ã®ãããªãã¨ãæèãã
Chronos is a replacement for cron. It is a distributed and fault-tolerant scheduler that runs on top of Apache Mesos that can be used for job orchestration. It supports custom Mesos executors as well as the default command executor. Thus by default, Chronos executes sh (on most systems bash) scripts. Chronos can be used to interact with systems such as Hadoop (incl. EMR), even if the Mesos agents
ç ½ãã¿ã¤ãã«ã§äºåãã¦ãã¾ã£ã¦ã¾ãããããããã¤ã³ã¿ã¼ããã Advent Calendar 2015 æ¬æ¥ãããããã®æ å½æ¥ã ä¼ç»ã¯éã£ããã§ãããããã¾ãããææ¥ã®ãããã®èå¤ã§ã話ããããã¨ãããã¨ã§ã³ã³ã§ã¯æ確ã«æ¸ããããªãåãä»ãããã§æ°ãµã¼ãã¹ãèãã¦ãããã¨ããã話ãã åããã«èãããããããã¾ããããããæ°å¹´åãçµãã§ãããã¼ã¯ã¼ãã«ã¯ãããºã¯ã¼ããã¨è¨ããã¦ãããã¼ããå¤ããåãªãã«æãããã¨ãã·ã³ãã«ã«è¡¨ç¾ããã¨ã ãããºã¯ã¼ããâã誤解ãï¼ãæ¬è³ªã ã¨ç°¡åéããè¨è¿°ã証æãããã¦è¶³æ»ãã¦ããæ°ããã¾ãã ä¾ãã°ããIoTãã¯ãã¢ãã®ã¤ã³ã¿ã¼ããããã¨èª¤è¨³ããã¦ããã¨ããè¨ãã®ã§ãããã¢ãããããã¯ã¼ã¯ã«ç¹ããã ãã§ä¾¡å¤ãç£ã¾ãããããããªãã£ã¦æ¨é²æ´¾ãå¦å®æ´¾ãåããã¨ãè¨ããã§ãããããããªã®å°é家ãããªãã¦ãããã£ã¦ã話ãªããã§ãã©ããªã¢ãã´ãããããã¯ã¼ã¯åã
PostgreSQL Internals Through Pictures BRUCE MOMJIAN, SOFTWARE RESEARCH ASSOCATES December, 2001 Abstract POSTGRESQL is an open-source, full-featured relational database. This presentation gives an overview of how POSTGRESQL processes queries. SQL Query SELECT firstname FROM friend WHERE age = 33; PostgreSQL Internals 1 Query in Psql test=> SELECT firstname testâ> FROM friend testâ> WHERE age = 33;
PostgreSQL ã§ã¯ãã¦ã¼ã¶ãç¬èªã«ã¦ã¼ã¶å®ç¾©é¢æ°ã®å¦çç³»ãå®ç¾©ãããã¨ãã§ãã¾ãã ããã§å種è¨èªç¨ã®ãµã¼ããµã¤ãã¹ã¯ãªããããµã¼ããã¼ãã£ã¼ã«ãã£ã¦æä¾ããã¦ãã¾ãã 主ãªãã®ã¨ãã¦ã¯ãRuby, Java, PHP ãªã©ãããã¾ãã ããã§ã¯ãããå°ã詳ãã PostgreSQL ã®æ§é ãè¦ã¦ã¿ã¾ãããã ããã¯ã¨ã³ãå´ã¯ããã¤ãã®ããã»ã¹ããæ§æããã¦ãã¾ãã postgres (常é§ããã»ã¹) ããã¯ã¨ã³ãã管çãã常é§ããã»ã¹ã§ãã "postmaster" ã¨ãå¼ã°ãã¾ãã ããã©ã«ãã§ã¯ postgres 㯠UNIX ãã¡ã¤ã³ã½ã±ãã㨠TCP/IP ã® 5432 çªã®ãã¼ãã listen ãã¦ãããããã³ãã¨ã³ããããã«æ¥ç¶ããã®ãå¾ ã¡åãã¦ãã¾ã (Windows ãªã©ãä¸é¨ã®ãã©ãããã©ã¼ã ã§ã¯ TCP/IP ã®ã¿)ã å¾ ã¡åãããã¼ãçªå·ã¯ Postgre
ãé·ã«å ¥ã£ã¦ã¯é·ã«å¾ããââãç°¡åã«æããããããããªããªãé£ãããã¢ã¸ã¢ã®å°é家ããã¸ãã¹ã®æµåãæåããããããã ã«é²åºããæ¥æ¬ä¼æ¥ã®æ°ã¯å¹´ã å¢å ãã¦ããããããã æ大ã®é½å¸ããã¼ããã³ã·ãã£ã«ãããã¼ããã³æ¥æ¬åå·¥ä¼ã§ã¯ã2013å¹´4ææç¹ã§617社ã ã£ãä¼å¡æ°ã15å¹´4æã«ã¯765社ã¨ãªãã2å¹´éã§148社å¢ãããé¦é½ããã¤ã®ãããã æ¥æ¬åå·¥ä¼ã13å¹´1æã®504社ããã15å¹´3æã«ã¯6
ãªãªã¼ã¹ãé害æ å ±ãªã©ã®ãµã¼ãã¹ã®ãç¥ãã
ææ°ã®äººæ°ã¨ã³ããªã¼ã®é ä¿¡
j次ã®ããã¯ãã¼ã¯
kåã®ããã¯ãã¼ã¯
lãã¨ã§èªã
eã³ã¡ã³ãä¸è¦§ãéã
oãã¼ã¸ãéã
{{#tags}}- {{label}}
{{/tags}}