Pigã£ã¦ã®ã¯ï¼Œgoogleã§è¨€ã†ã¨ã“ã‚ã®sawzallã«å¯¾å¿œã™ã‚‹ã‚ˆã†ã§ã™ï¼ŽãŒï¼Œã¡ã‚‡ã£ã¨è¦‹ãŸã¨ã“ã‚ã§ã¯ï¼ŒSawzallã©ã“ã‚ã§ã¯ãªãã¦ï¼Œã‚‚ã£ã¨æ„欲的ã§ã™ï¼ŽSawzallã¯ï¼ŒMapReduce処ç†ãƒ¢ãƒ‡ãƒ«ã«æ€ã„切り引ã£å¼µã‚‰ã‚Œã¦ã„ã‚‹ã‘ã©ï¼ŒPigã¯ï¼Œãƒªãƒ¬ãƒ¼ã‚·ãƒ§ãƒŠãƒ«æ¼”ç®—ã‚’Hadoop::MapReduce上ã®å‡¦ç†ã«å¤‰æ›ã—よã†ã¨ã„ã†å‰²ã¨å£®å¤§ãªè©¦ã¿ï¼ŽHadoopã¯åˆ©ç”¨ã—ã¦ã„ã‚‹ã‘ã©ã‚‚,完全ã«åˆ¥ãƒ—ãƒã‚¸ã‚§ã‚¯ãƒˆã§ã‚„ã£ã¦ã„ã¾ã™ï¼Žyahooã§ä½œã‚‰ã‚Œã¦ã„ãŸã‚‚ã®ã‚’オープンソースã«ã—ã¾ã—ãŸã¨ã„ã†ã“ã¨ã§ã™ã. ãŸã¨ãˆã°ï¼Œä¸‹ã®ã‚ˆã†ã«æ›¸ãã“ã¨ãŒã§ãるよã†ãªè¨€èªžã«ãªã£ã¦ã„ã¾ã™ï¼Ž VISITS = load '/visits' as (user, url, time); USER_VISITS = group VISITS by user; USER_COUNTS = foreach USER_VISITS generate gr
{{#tags}}- {{label}}
{{/tags}}