[B! ssd] hiromarkã®ãƒ–ãƒƒã‚¯ãƒžãƒ¼ã‚¯

hiromark id:hiromark

ssdã«é–¢ã™ã‚‹hiromarkã®ãƒ–ãƒƒã‚¯ãƒžãƒ¼ã‚¯ (9)

${{author_name}}$

{{{comment_expanded}}}

{{label}}

{{#is_bookmark}}ãƒªã‚¹ãƒˆ{{/is_bookmark}}{{^is_bookmark}}ãƒªãƒ³ã‚¯{{/is_bookmark}}

${{author_name}}$
{{author_name}}{{created}}
{{ #comment }}{{ comment }}{{ /comment }}
- {{ label }}

${{author_name}}$

{{{comment_expanded}}}

{{label}}

{{#is_bookmark}}ãƒªã‚¹ãƒˆ{{/is_bookmark}}{{^is_bookmark}}ãƒªãƒ³ã‚¯{{/is_bookmark}}

ã‚¢ãƒƒãƒ—ãƒ«ã€å®Ÿã¯ã²ãã‹ã«MacBook Airã‚’æ”¹è‰¯ï¼ ã‚ˆã‚Šé«˜é€Ÿæ€§èƒ½ã®SSDã‚’æŽ¡ç”¨ä¸...
ã‚¢ãƒƒãƒ—ãƒ«ã€å®Ÿã¯ã²ãã‹ã«MacBook Airã‚’æ”¹è‰¯ï¼ ã‚ˆã‚Šé«˜é€Ÿæ€§èƒ½ã®SSDã‚’æŽ¡ç”¨ä¸...2011.04.19 12:00 ã“ã‚Œã‹ã‚‰æ–°ãŸã«åº—é ã«ä¸¦ã¶ãƒ¢ãƒ‡ãƒ«ã“ãè²·ã„ã‹ã‚‚ï½ž ãªã‹ãªã‹ã®å¥½è©•ä¾¡ãŒç›¸æ¬¡ãï½¢MacBook Airï½£ã§ã™ã‘ã©ã€ãã®é«˜é€Ÿãƒ‘ãƒ•ã‚©ãƒ¼ãƒžãƒ³ã‚¹ã®ã‚«ã‚®ã‚’æ¡ã‚‹SSDãŒå®Ÿã¯ã²ãã‹ã«å¤‰æ›´ã•ã‚Œã¦ã„ã‚‹ã“ã¨ãŒåˆ¤æ˜Žã—ã¾ã—ãŸã‚ˆï¼ ã—ã‹ã‚‚æ–°ã—ããªã£ãŸSSDã‚’æŽ¡ç”¨ã—ã¦ã„ã‚‹ãƒ¢ãƒ‡ãƒ«ã®ã»ã†ãŒã€èªã¿è¾¼ã¿ãƒ»æ›¸ãè¾¼ã¿ã¨ã‚‚ã«ã‚¹ãƒ”ãƒ¼ãƒ‰ã‚¢ãƒƒãƒ—ã—ã¡ã‚ƒã£ã¦ã‚‹ã‚“ã§ã™ã‚ˆãã€‚ æ˜¨ç§‹ã«ç™ºå£²ã•ã‚ŒãŸå½“åˆã®MacBook Airã«ã¯ã€æ±èŠè£½ã®è–„åž‹SSDï½¢Blade X-galeï½£ãŒæè¼‰ã•ã‚Œã¦ãŠã‚Šã€ãƒ™ãƒ³ãƒãƒžãƒ¼ã‚¯ãƒ†ã‚¹ãƒˆã§ã¯èªã¿è¾¼ã¿é€Ÿåº¦ãŒæ¯Žç§’209.8MBã€æ›¸ãè¾¼ã¿é€Ÿåº¦ãŒæ¯Žç§’175.6MBã¨ã„ã†æ•°å—ã‚’å‡ºã—ã¦ã„ã¾ã—ãŸã€‚ã¨ã“ã‚ãŒã€æœ€è¿‘ã«ãªã£ã¦MacBook Airã‚’è³¼å…¥ã—ãŸãƒ¦ãƒ¼ã‚¶ãƒ¼ã‹ã‚‰ã€ä¸€éƒ¨ã®ãƒ¢ãƒ‡ãƒ«ã§æ–°ã—ã„ã‚µãƒ ã‚¹ãƒ³è£½ã®SSDãŒæè¼‰ã•ã‚Œã¦ã„ã‚‹ã“ã¨ãŒåˆ¤æ˜Ž
hiromark 2011/04/20
apple

mac

ssd
ãƒªãƒ³ã‚¯
Engadget | Technology News & Reviews
My iPhone 11 is perfectly fine, but the new buttons on the iPhone 16 are compelling
hiromark 2010/10/27
mac

ssd
ãƒªãƒ³ã‚¯
SSDã®ãƒ‡ãƒ•ãƒ©ã‚°ã®åŠ¹æžœã‚’æ¤œè¨¼ - Lansenã®ç¾å®Ÿé€ƒé¿æ—¥è¨˜
2009/02/14: PerfectDisk 2008ã®"ç©ºãé ˜åŸŸã®çµåˆã‚’é‡è¦–"ã‚ªãƒ—ã‚·ãƒ§ãƒ³ã‚’ã¤ã‘ãŸçµæžœã‚’æŽ²è¼‰ã—ã¾ã—ãŸ SSDã«ãŠã‘ã‚‹æ–ç‰‡åŒ–ã®å½±éŸ¿ã«ã¤ã„ã¦ SSDã«ã¯ãƒ‡ãƒ•ãƒ©ã‚°ã¯ä¸è¦ã¨ã„ã†ä¸»å¼µã‚’æ™‚ã€…ç›®ã«ã—ã¾ã™ãŒã€å®Ÿéš›ã«ã¯SSDã‚‚ãƒ‡ãƒ•ãƒ©ã‚°ã®åŠ¹æžœã¯ã‚ã‚Šã¾ã™ã€‚ãŸã ã—ã€Windowsæ¨™æº–ã®ãƒ‡ãƒ•ãƒ©ã‚°ã¯ã‚ã¾ã‚ŠåŠ¹æžœãŒã‚ã‚Šã¾ã›ã‚“ã€‚ SSDã¯ã€ãƒ©ãƒ³ãƒ€ãƒ ãƒªãƒ¼ãƒ‰é€Ÿåº¦ã«å„ªã‚ŒãŸã‚¹ãƒˆãƒ¬ãƒ¼ã‚¸ã§ã™ã€‚ãã®ãŸã‚ã€æ›¸ãè¾¼ã¿æ¸ˆã¿ã®ãƒ•ã‚¡ã‚¤ãƒ«ãŒæ–ç‰‡åŒ–ã—ã¦ã„ã¦ã‚‚ã€ãã®ãƒ•ã‚¡ã‚¤ãƒ«ã®èªã¿è¾¼ã¿é€Ÿåº¦ã¯ã‚ã¾ã‚Šä½Žä¸‹ã—ã¾ã›ã‚“ã€‚ ä¸€æ–¹ã€JMF602æè¼‰è£½å“ãªã©ã€ä¸€éƒ¨ã®SSDã¯ãƒ©ãƒ³ãƒ€ãƒ ãƒ©ã‚¤ãƒˆãŒHDDã‚ˆã‚Šé…ã„ã¨ã„ã†æ¬ ç‚¹ã‚’æŒã£ã¦ã„ã¾ã™ã€‚ãã‚Œã‚‰ã®SSDä¸Šã®ç©ºãé ˜åŸŸãŒæ–ç‰‡åŒ–ã—ã¦ã„ã‚‹ã¨ã€æ›¸ãè¾¼ã¿é€Ÿåº¦ãŒä½Žä¸‹ã—ã¦ã—ã¾ã„ã¾ã™ã€‚Windowsæ¨™æº–ã®ãƒ‡ãƒ•ãƒ©ã‚°ã¯ã€ç©æ¥µçš„ã«ç©ºãé ˜åŸŸã®ãƒ‡ãƒ•ãƒ©ã‚°ã‚’è¡Œã‚ãªã„ãŸã‚ã€æ›¸ãè¾¼ã¿é€Ÿåº¦ã‚’å›žå¾©ã•ã›ã‚‹åŠ¹æžœã¯é«˜ãã‚ã‚Šã¾ã›ã‚“ã€‚ ç©ºãé ˜åŸŸã®æ–ç‰‡åŒ–ã¯ã€æ›¸ãè¾¼
hiromark 2009/11/24
ã‚ã¨ã§ã‚ˆã‚€ã€‚

ssd
ãƒªãƒ³ã‚¯
SSDã®çœŸã®æ€§èƒ½ã‚’å¼•ãå‡ºã™ MySQL 5.1.38 InnoDB Plugin - SH2ã®æ—¥è¨˜
X25-Mã€SSDã§æ¤œç´¢ã—ã¦ãã‚‹æ–¹ãŒéžå¸¸ã«å¤šã„ã®ã§ã€æœ¬ãƒ–ãƒã‚°å†…ã®SSDé–¢é€£è¨˜äº‹ã‚’ãƒªã‚¹ãƒˆã—ã¦ãŠãã¾ã™ã€‚ MySQLã®ãƒ™ãƒ³ãƒãƒžãƒ¼ã‚¯ã‚’ç”¨ã„ãŸIntel X25-M SSDã®è©•ä¾¡ (2009/03/25) SSDã®çœŸã®æ€§èƒ½ã‚’å¼•ãå‡ºã™ MySQL 5.1.38 InnoDB Plugin (æœ¬è¨˜äº‹) MySQL 5.1.38ã‹ã‚‰æœ¬ä½“ã«åŒæ¢±ã•ã‚Œã‚‹ã‚ˆã†ã«ãªã£ãŸã€InnoDB Pluginã®æ€§èƒ½æ¤œè¨¼çµæžœã§ã™ã€‚å‰å›žã”ç´¹ä»‹ã—ãŸã‚ˆã†ã«InnoDB Pluginã«ã¯ä»¥ä¸‹ã®å¼·åŒ–ç‚¹ãŒã‚ã‚Šã¾ã™ãŒã€æœ¬æ—¥ã¯ã“ã®ã†ã¡ãƒãƒƒã‚¯ã‚°ãƒ©ã‚¦ãƒ³ãƒ‰I/Oã‚¹ãƒ¬ãƒƒãƒ‰ã®å¢—åŠ ã«ç„¦ç‚¹ã‚’å½“ã¦ã¦ã¿ãŸã„ã¨æ€ã„ã¾ã™ã€‚ é«˜é€Ÿãªã‚¤ãƒ³ãƒ‡ãƒƒã‚¯ã‚¹ä½œæˆã€‚å¾“æ¥InnoDBã®CREATE INDEXã¯ãƒ†ãƒ¼ãƒ–ãƒ«ã®å†ä½œæˆã‚’ä¼´ã£ã¦ã„ã¾ã—ãŸ ãƒ†ãƒ¼ãƒ–ãƒ«ã¨ã‚¤ãƒ³ãƒ‡ãƒƒã‚¯ã‚¹ã®åœ§ç¸® (æ¤œè¨¼çµæžœãã®1ã€ãã®2) INFORMATION_SCHEMAã«ã‚ˆã‚‹ãƒãƒƒã‚¯ç«¶åˆã®æ¤œå‡º (æ¤œè¨¼çµæžœ) CPUã‚¹ã‚±
hiromark 2009/09/10
mysql

database

ssd
ãƒªãƒ³ã‚¯
SSDæŠ•å…¥ã§DBMSã®ã‚³ã‚³ãŒå¤‰ã‚ã‚‹! - WEB+DB PRESS vol. 52
SSDã‚’ä½¿ã†ã¨DBMSã¯ã©ã†å¤‰ã‚ã‚‹ï¼Ÿå¾¹åº•æ¤œè¨¼ã—ãŸè¨˜äº‹ã‚’æ›¸ãã¾ã—ãŸï¼ WEB+DB PRESS Vol.52 äºˆç´„å—ä»˜ä¸ã§ã™ã€‚ å®Ÿéš›ã«æœ€æ–°æœ€é€Ÿã®SSDã€Intel X25-Eã‚’ä½¿ã£ã¦DBMSã®ãƒ‘ãƒ•ã‚©ãƒ¼ãƒžãƒ³ã‚¹ã‚’è¨ˆæ¸¬ã™ã‚‹ãªã©ã€ã‚ãã‚ãã—ãªãŒã‚‰è¨˜äº‹ã‚’æ›¸ãã“ã¨ãŒã§ãã¾ã—ãŸã€‚SSDã®å®ŸåŠ›ã«é©šãã¤ã¤ã‚‚ã€ä½¿ã„æ–¹ã‚’é–“é•ãˆã‚‹ã¨HDDã‚ˆã‚Šé…ããªã‚‹ï¼Ÿ ãªã©æ–°ã—ã„ç™ºè¦‹ã‚‚ã‚ã‚Šã€‚ ãã—ã¦ã€SSDã¨HDDã®é•ã„ãŒã©ã®ã‚ˆã†ã«ãƒ‡ãƒ¼ã‚¿ãƒ™ãƒ¼ã‚¹ã®æ€§èƒ½ã«å½±éŸ¿ã™ã‚‹ã®ã‹ï¼Ÿãƒ‡ã‚£ã‚¹ã‚¯ä¸Šã®ãƒ‡ãƒ¼ã‚¿æ§‹é€ ï¼ˆãƒ’ãƒ¼ãƒ—ã€B+-treeãªã©ï¼‰ã‹ã‚‰ãƒãƒƒãƒ•ã‚¡ç®¡ç†ãªã©ã€ãƒ‡ãƒ¼ã‚¿ãƒ™ãƒ¼ã‚¹ã‚·ã‚¹ãƒ†ãƒ ã®ä¸èº«ã‚’è§£å‰–ã—ã¦ã‚ã‹ã‚Šã‚„ã™ãè§£èª¬ã—ã¦ã„ã¾ã™ã€‚èªã¿ã‚„ã™ããªã£ãŸã®ã¯ä¸å¯§ã«æ·»å‰Šã—ã¦ãã ã•ã£ãŸæ‹…å½“æ§˜ã®ãŠã‹ã’ã§ã™ã€‚æ„Ÿè¬ã€‚ ãƒ‡ã‚£ã‚¹ã‚¯ã‚’æ´»ç”¨ã—ãŸãƒ‡ãƒ¼ã‚¿ã®ã‚½ãƒ¼ãƒ†ã‚£ãƒ³ã‚°ï¼ˆExternal merge sortãªã©ï¼‰ã«åŠ ãˆã€2009å¹´6æœˆã«Edgar F. Codd Innovation Aw
hiromark 2009/08/19
è²·ã£ãŸã€‚

database

magazine

ssd
ãƒªãƒ³ã‚¯
SSDã«æœ€é©åŒ–ã—ãŸãƒ‡ãƒ¼ã‚¿ãƒ™ãƒ¼ã‚¹ã€ŒRethinkDBã€ã€ãƒãƒƒã‚¯ã‚‚ãƒã‚°ã‚‚ä½¿ã‚ãšã«ãƒˆãƒ©ãƒ³ã‚¶ã‚¯ã‚·ãƒ§ãƒ³å®Ÿç¾
SSDã«æœ€é©åŒ–ã—ãŸã‚¢ãƒ¼ã‚ãƒ†ã‚¯ãƒãƒ£ã§é–‹ç™ºä¸ã®RethinkDBã¯ãƒˆãƒ©ãƒ³ã‚¶ã‚¯ã‚·ãƒ§ãƒ³ã®åŸºæœ¬ã¨ãªã‚‹ACIDæ€§ã‚’å‚™ãˆã¦ã„ã‚‹ã«ã‚‚ã‹ã‹ã‚ã‚‰ãšã€ã“ã‚Œã¾ã§ã®ãƒªãƒ¬ãƒ¼ã‚·ãƒ§ãƒŠãƒ«ãƒ‡ãƒ¼ã‚¿ãƒ™ãƒ¼ã‚¹ã¨æ¯”ã¹ã¦å„ªã‚ŒãŸæ©Ÿèƒ½ã‚’å®Ÿç¾ã—ã‚ˆã†ã¨ã—ã¦ã„ã‚‹ã‚ˆã†ã§ã™ã€‚åŒç¤¾ã®Webã‚µã‚¤ãƒˆã§è§£èª¬ã—ã¦ã„ã‚‹å†…å®¹ã‚’åŸºã«ã€ç´¹ä»‹ã—ã¦ã„ãã¾ã—ã‚‡ã†ã€‚ ã¾ãšåŸºæœ¬çš„ãªç‰¹é•·ã¨ã—ã¦ã€RethinkDBã¯MySQLã®ã‚¹ãƒˆãƒ¬ãƒ¼ã‚¸ã‚¨ãƒ³ã‚¸ãƒ³ã¨äº’æ›æ€§ã‚’æŒã¤ãƒ‡ãƒ¼ã‚¿ãƒ™ãƒ¼ã‚¹ã‚¨ãƒ³ã‚¸ãƒ³ã§ã€MySQLã®ã‚¹ãƒˆãƒ¬ãƒ¼ã‚¸ã‚¨ãƒ³ã‚¸ãƒ³ã‚’å…¥ã‚Œæ›¿ãˆã‚‹ã“ã¨ã§ã€ã‚¢ãƒ—ãƒªã‚±ãƒ¼ã‚·ãƒ§ãƒ³ã«ã¯ä½•ã®å¤‰æ›´ã‚‚ã›ãšã«ä½¿ã„å§‹ã‚ã‚‰ã‚Œã‚‹ã¨ã®ã“ã¨ã€‚ ãƒãƒƒã‚¯ãƒ•ãƒªãƒ¼ ãƒˆãƒ©ãƒ³ã‚¶ã‚¯ã‚·ãƒ§ãƒ³ã‚’å®Ÿç¾ã—ã¦ã„ã‚‹ä¸€æ–¹ã§ã€ãƒãƒƒã‚¯ã¯ç™ºç”Ÿã—ãªã„ã¨ã®ã“ã¨ã€‚æ›´æ–°ã‚„å‰Šé™¤ã‚’ã—ã‚ˆã†ã¨ã—ã¦ã„ã‚‹ãƒ‡ãƒ¼ã‚¿ã«å¯¾ã—ã¦ã‚‚å®‰å…¨ã«èªã¿å‡ºã—ãŒå¯èƒ½ã€‚ ã‚ªãƒ³ãƒ©ã‚¤ãƒ³ã§å®Ÿè¡Œå¯èƒ½ãªç®¡ç†æ©Ÿèƒ½ ãƒ‡ãƒ¼ã‚¿ãƒ™ãƒ¼ã‚¹åˆ©ç”¨ä¸ã§ã‚‚æ€§èƒ½ã«å½±éŸ¿ã‚’ä¸Žãˆãšã«ã€ãƒãƒƒã‚¯ã‚¢ãƒƒãƒ—ã€ã‚¹ã‚ãƒ¼ãƒžã®å¤‰æ›´ã€ã‚¬ãƒ™ãƒ¼ã‚¸ã‚³ãƒ¬ã‚¯ã‚·ãƒ§ãƒ³ãªã©ã‚’å®Ÿè¡Œå¯èƒ½ã€‚My
hiromark 2009/07/31
ã†ãã‰ï¼Ÿ

database

ssd
ãƒªãƒ³ã‚¯
Flash-Based DBMSã®æœ€å‰ç·š
ãƒ•ãƒ©ãƒƒã‚·ãƒ¥ãƒ¡ãƒ¢ãƒªãƒ¼ã‚’ä½¿ã£ãŸSolid State Drive (SSD)ã®å®¹é‡ãŒ160GBã«åˆ°é”ã—ã€å¸‚å ´ä¾¡æ ¼ã‚‚ä¸‹ãŒã£ã¦ããŸã“ã¨ã«ã‚ˆã‚Šã€ãƒãƒ¼ãƒ‰ãƒ‡ã‚£ã‚¹ã‚¯ã®ä»£æ›¿å“ã¨ã—ã¦SSDã‚’ä½¿ã†ç”¨é€”ãŒã„ã‚ˆã„ã‚ˆç¾å®Ÿå‘³ã‚’å¸¯ã³ã¦ãã¾ã—ãŸã€‚ä½Žå®¹é‡ã®ã‚‚ã®ãªã‚‰æ—¢ã«iPodã‚„ãƒ‡ã‚¸ã‚«ãƒ¡ç”¨ã®ãƒ¡ãƒ‡ã‚£ã‚¢ãªã©èº«ã®å›žã‚Šã«ã‚‚æ™®åŠã—ã¦ãŠã‚Šã€å¸‚å ´ã§ã¯ã™ã§ã«ã€Œç ´å£Šçš„ã‚¤ãƒŽãƒ™ãƒ¼ã‚·ãƒ§ãƒ³ï¼ˆã€Œã‚¤ãƒŽãƒ™ãƒ¼ã‚·ãƒ§ãƒ³ã®ã‚¸ãƒ¬ãƒ³ãƒžâ€•æŠ€è¡“é©æ–°ãŒå·¨å¤§ä¼æ¥ã‚’æ»…ã¼ã™ã¨ãã€ã‚ˆã‚Šï¼‰ã€ãŒèµ·ã“ã£ã¦ã„ã‚‹ã¨ã„ãˆã¾ã™ã€‚ï¼ˆHDDæè¼‰ã®Walkmanã¨ã‹æ—¢ã«æ»…ã‚“ã§ã„ã‚‹ä¾‹ã‚‚ã‚ã‚‹ã—ã€‚ã€‚ã€‚ï¼‰
hiromark 2009/04/16
ç´ äººã®ç§ã«ã‚‚åˆ†ã‹ã‚Šã‚„ã™ã„ã€‚

database

ssd
ãƒªãƒ³ã‚¯
Bæœ¨ - naoyaã®ã¯ã¦ãªãƒ€ã‚¤ã‚¢ãƒªãƒ¼
æ˜¨å¹´ã‹ã‚‰ç¶šã„ã¦ã„ã‚‹ã‚¢ãƒ«ã‚´ãƒªã‚ºãƒ ã‚¤ãƒ³ãƒˆãƒãƒ€ã‚¯ã‚·ãƒ§ãƒ³è¼ªè¬›ã‚‚ã€æ—©ã„ã‚‚ã®ã§æ¬¡ã¯18ç« ã§ã™ã€‚18ç« ã®ãƒ†ãƒ¼ãƒžã¯Bæœ¨(B Tree, Bãƒ„ãƒªãƒ¼) ã§ã™ã€‚Bæœ¨ã¯ãƒžãƒ«ãƒã‚¦ã‚§ã‚¤å¹³è¡¡æœ¨(å¤šåˆ†æœ¨ã«ã‚ˆã‚‹å¹³è¡¡æœ¨)ã§ã€ãƒ‡ãƒ¼ã‚¿ãƒ™ãƒ¼ã‚¹ã‚„ãƒ•ã‚¡ã‚¤ãƒ«ã‚·ã‚¹ãƒ†ãƒ ãªã©ã§ã‚‚è‰¯ãä½¿ã‚ã‚Œã‚‹é‡è¦ãªãƒ‡ãƒ¼ã‚¿æ§‹é€ ã§ã™ã€‚Bæœ¨ã¯ä¸€ã¤ã®æœ¨ã®é ‚ç‚¹ã«ã¶ã‚‰ä¸‹ãŒã‚‹æžã®æœ¬æ•°ã®ä¸‹é™ã¨ä¸Šé™ã‚’è¨ã‘ãŸä¸Šã€å¸¸ã«å¹³è¡¡æœ¨ã§ã‚ã‚‹ã“ã¨ã‚’åˆ¶ç´„ã¨ã—ãŸãƒ‡ãƒ¼ã‚¿æ§‹é€ ã«ãªã‚Šã¾ã™ã€‚ è¼ªè¬›ã®äºˆç¿’ãŒã¦ã‚‰ã€Bæœ¨ã‚’ Python ã§å®Ÿè£…ã—ã¦ã¿ã¾ã—ãŸã€‚ã‚½ãƒ¼ã‚¹ã‚³ãƒ¼ãƒ‰ã‚’æœ€å¾Œã«æŽ²è¼‰ã—ã¾ã™ã€‚ä»¥ä¸‹ã¯ Bæœ¨ã«é–¢ã™ã‚‹è€ƒå¯Ÿã§ã™ã€‚ Bæœ¨ãŒãªãœé‡è¦ãªã®ã‹ Bæœ¨ãŒé‡è¦ãªã®ã¯ã€Bæœ¨(ã®å¤‰ç¨®ã§ã‚ã‚‹B+æœ¨*1ãªã©)ãŒäºŒæ¬¡è¨˜æ†¶è£…ç½®ä¸Šã§åŠ¹çŽ‡è‰¯ãæ“ä½œã§ãã‚‹ã‚ˆã†ã«è¨è¨ˆã•ã‚ŒãŸãƒ‡ãƒ¼ã‚¿æ§‹é€ ã ã‹ã‚‰ã§ã™ã€‚ãƒ‡ãƒ¼ã‚¿ãƒ™ãƒ¼ã‚¹ã‚’åˆ©ç”¨ã™ã‚‹ã‚¦ã‚§ãƒ–ã‚¢ãƒ—ãƒªã‚±ãƒ¼ã‚·ãƒ§ãƒ³ãªã©ã€äºŒæ¬¡è¨˜æ†¶(ãƒãƒ¼ãƒ‰ãƒ‡ã‚£ã‚¹ã‚¯)ä¸Šã®å¤§é‡ã®ãƒ‡ãƒ¼ã‚¿ã‚’æ‰±ã†ã‚½ãƒ•ãƒˆã‚¦ã‚§ã‚¢ã‚’é‹ç”¨ã—ãŸçµŒé¨“ãŒã‚ã‚‹æ–¹ãªã‚‰ã€ã„ã‹ã«ãƒ‡ã‚£
hiromark 2009/04/13
Bæœ¨ã® python å®Ÿè£…ã€‚Bæœ¨ã£ã¦æ›¸ãã®çµæ§‹å¤§å¤‰ãªã‚“ã§ã™ã‚ˆãã€‚ã€‚ã€‚

algorithm

python

database

ssd
ãƒªãƒ³ã‚¯
SSD ã¨ã‚¹ãƒˆãƒ¬ãƒ¼ã‚¸ã®å°†æ¥ - kazuhoã®ãƒ¡ãƒ¢ç½®ãå ´
SQL ã«ç—›ç—’æ„Ÿã‚’æ„Ÿã˜ã‚‹æ—¥ã€…ã‚’éŽã”ã—ã¦ã„ã‚‹èº«ã¨ã—ã¦ã¯ã€RDBMS ãŒãƒ¬ã‚¬ã‚·ãƒ¼ã ã¨ã„ã†ã®ã¯ã€ã¾ã£ãŸãåŒæ„Ÿã§ã™ãŒã€‚ SSDã‚’å‰æã«ã—ãŸãƒ—ãƒã‚°ãƒ©ãƒ ãƒ¢ãƒ‡ãƒ«ã«ãªã‚Œã°ã€ãã‚‚ãã‚‚ã‚·ãƒ¼ã‚¯æ™‚é–“ã¨æˆ¦ã†ã“ã¨ã‚‚ãªãã€ã‚¹ãƒˆãƒ¬ãƒ¼ã‚¸ã‚’æ„è˜ã›ãšã«ãƒ—ãƒã‚°ãƒ©ãƒ ãŒçµ„ã‚ã¾ã™ã€‚ãã†ãªã£ãŸã¨ãã€ã‚¢ãƒ—ãƒªã‚±ãƒ¼ã‚·ãƒ§ãƒ³ã®ãƒ‡ãƒ¼ã‚¿ã‚’æ°¸ç¶šåŒ–ã™ã‚‹ãŸã‚ã«RDBMSã‚’ã‚ã–ã‚ã–ä½¿ã†ã“ã¨ã¯ãªã„ã§ã—ã‚‡ã†ã€‚ 2008-12-12 ãã‚“ãªã“ã¨ãªã„ã¨æ€ã„ã¾ã™ã€‚ç†ç”±ã¯ä»¥ä¸‹ã®ï¼’ç‚¹ã€‚ ãƒ•ãƒ©ãƒƒã‚·ãƒ¥ã®æ›¸ãæ›ãˆãƒ–ãƒãƒƒã‚¯ã‚µã‚¤ã‚ºã¯æ•°ã‚ãƒãƒã‚¤ãƒˆä»¥ä¸Š ãƒˆãƒ©ãƒ³ã‚¶ã‚¯ã‚·ãƒ§ãƒ³ã¯æ„è˜ã—ã¦å®Ÿè£…ã›ã–ã‚‹ã‚’å¾—ãªã„ ãƒ•ãƒ©ãƒƒã‚·ãƒ¥ãƒ¡ãƒ¢ãƒªã¯ãƒ©ãƒ³ãƒ€ãƒ ãƒªãƒ¼ãƒ‰ã§ãã¾ã™ãŒã€DRAM ã®ã‚ˆã†ã«ãƒ©ãƒ³ãƒ€ãƒ ãƒ©ã‚¤ãƒˆã§ãã‚‹ã‚ã‘ã§ã¯ã‚ã‚Šã¾ã›ã‚“ã€‚æ›¸ãè¾¼ã¿ãŒéžå¸¸ã«é…ã„ã®ã«åŠ ãˆã¦æ›¸ãæ›ãˆå›žæ•°ã®åˆ¶é™ã‚‚ã‚ã‚‹ã®ã§ã€ãƒ¡ã‚¤ãƒ³ãƒ¡ãƒ¢ãƒªã¨åŒæ§˜ã®ãƒ—ãƒã‚°ãƒ©ãƒ æ‰‹æ³•ã‚’ä½¿ã†ã®ã¯é›£ã—ã„ã¨æ€ã„ã¾ã™ã€‚ æ¬¡ã«ãƒˆãƒ©ãƒ³ã‚¶ã‚¯ã‚·ãƒ§ãƒ³ã«ã¤ã„ã¦ã§ã™ãŒã€çµ„ã¿è¾¼ã¿åž‹ãƒ‡ãƒ¼ã‚¿ãƒ™ãƒ¼ã‚¹ã¨ã—ã¦
hiromark 2008/12/12
ã‚€ãƒ¼ã‚“ã€ç¢ºã‹ã«ãã†ã‹ã‚‚ãªãã€‚ã†ãƒ¼ãƒ¼ã‚“ã€ã‚‚ã†ã¡ã‚‡ã„è€ƒãˆã¦ã¿ã‚‹ã€‚

database

ssd
ãƒªãƒ³ã‚¯
1