Ê×Ò³
ѧϰ
»î¶¯
רÇø
¹¤¾ß
TVP
·¢²¼
¾«Ñ¡ÄÚÈÝ/¼¼ÊõÉçȺ/ÓŻݲúÆ·,¾¡ÔÚС³ÌÐò
Á¢¼´Ç°Íù

MySQLΪʲôҪʹÓÃB£«Ê÷Ë÷Òý

¸ã¶®Õâ¸öÎÊÌâ֮ǰ£¬ÎÒÃÇÊ×ÏÈÀ´¿´Ò»ÏÂMySQL±íµÄ´æ´¢½á¹¹£¬ÔÙ·Ö±ð¶Ô±È¶þ²æÊ÷¡¢¶à²æÊ÷¡¢BÊ÷ºÍB+Ê÷µÄÇø±ð¾Í¶¼¶®ÁË¡£

MySQLµÄ´æ´¢½á¹¹

±í´æ´¢½á¹¹

µ¥Î»£º±í>¶Î>Çø>Ò³>ÐÐ

ÔÚÊý¾Ý¿âÖУ¬ ²»ÂÛ¶ÁÒ»ÐУ¬»¹ÊǶÁ¶àÐУ¬¶¼Êǽ«ÕâЩÐÐËùÔÚµÄÒ³½øÐмÓÔØ¡£Ò²¾ÍÊÇ˵´æ´¢¿Õ¼äµÄ»ù±¾µ¥Î»ÊÇÒ³¡£

Ò»¸öÒ³¾ÍÊÇÒ»¿ÃÊ÷B+Ê÷µÄ½Úµã£¬Êý¾Ý¿âI/O²Ù×÷µÄ×îСµ¥Î»ÊÇÒ³£¬ÓëÊý¾Ý¿âÏà¹ØµÄÄÚÈݶ¼»á´æ´¢ÔÚÒ³µÄ½á¹¹Àï¡£

B+Ê÷Ë÷Òý½á¹¹

ÔÚÒ»¿ÃB+Ê÷ÖУ¬Ã¿¸ö½ÚµãΪ¶¼ÊÇÒ»¸öÒ³£¬Ã¿´Îн¨½ÚµãµÄʱºò£¬¾Í»áÉêÇëÒ»¸öÒ³¿Õ¼ä

ͬһ²ãµÄ½ÚµãΪ֮¼ä£¬Í¨¹ýÒ³µÄ½á¹¹¹¹³ÉÁËÒ»¸öË«ÏòÁ´±í

·ÇÒ¶×Ó½ÚµãΪ£¬°üÀ¨Á˶à¸öË÷ÒýÐУ¬Ã¿¸öË÷ÒýÐÐÀï´æ´¢Ë÷Òý¼üºÍÖ¸ÏòÏÂÒ»²ãÒ³ÃæµÄÖ¸Õë

Ò¶×Ó½ÚµãΪ£¬´æ´¢Á˹ؼü×ÖºÍÐмǼ£¬ÔÚ½ÚµãÄÚ²¿£¨Ò²¾ÍÊÇÒ³½á¹¹µÄÄÚ²¿£©¼Ç¼֮¼äÊÇÒ»¸öµ¥ÏòµÄÁ´±í

B+Ê÷Ò³½Úµã½á¹¹

ÓÐÒÔϼ¸¸öÌصã

½«ËùÓеļǼ·Ö³É¼¸¸ö×飬 ÿ×é»á´æ´¢¶àÌõ¼Ç¼£¬

ҳĿ¼´æ´¢µÄÊDzۣ¨slot£©£¬²ÛÏ൱ÓÚ·Ö×é¼Ç¼µÄË÷Òý£¬Ã¿¸ö²ÛÖ¸ÕëÖ¸ÏòÁ˲»Í¬×éµÄ×îºóÒ»¸ö¼Ç¼

ÎÒÃÇͨ¹ý²Û¶¨Î»µ½×飬Ôٲ鿴×éÖеļǼ

Ò³µÄÖ÷Òª×÷ÓÃÊÇ´æ´¢¼Ç¼£¬ÔÚÒ³ÖмǼÒÔµ¥Á´±íµÄÐÎʽ½øÐд洢¡£

µ¥Á´±íÓŵãÊDzåÈ롢ɾ³ý·½±ã£¬È±µãÊǼìË÷ЧÂʲ»¸ß£¬×µÄÇé¿öÒª±éÀúÁ´±íËùÓеĽڵ㡣Òò´ËҳĿ¼ÖÐÌṩÁ˶þ·Ö²éÕҵķ½Ê½£¬À´Ìá¸ß¼Ç¼µÄ¼ìË÷ЧÂÊ¡£

B+Ê÷µÄ¼ìË÷¹ý³Ì

ÎÒÃÇÔÙÀ´¿´ÏÂB+Ê÷µÄ¼ìË÷¹ý³Ì

´ÓB+Ê÷µÄ¸ù¿ªÊ¼£¬Öð²ãÕÒµ½Ò¶×ӽڵ㡣

ÕÒµ½Ò¶×Ó½ÚµãΪ¶ÔÓ¦µÄÊý¾ÝÒ³£¬½«Êý¾ÝÒ¶¼ÓÔص½ÄÚ´æÖУ¬Í¨¹ýҳĿ¼µÄ²Û²ÉÓöþ·Ö²éÕҵķ½Ê½ÏÈÕÒµ½Ò»¸ö´ÖÂԵļǼ·Ö×é¡£

ÔÚ·Ö×éÖÐͨ¹ýÁ´±í±éÀúµÄ·½Ê½½øÐмǼµÄ²éÕÒ¡£

ΪʲôҪÓÃB+Ê÷Ë÷Òý

Êý¾Ý¿â·ÃÎÊÊý¾ÝҪͨ¹ýÒ³£¬Ò»¸öÒ³¾ÍÊÇÒ»¸öB+Ê÷½Úµã£¬·ÃÎÊÒ»¸ö½ÚµãÏ൱ÓÚÒ»´ÎI/O²Ù×÷£¬ËùÒÔÔ½¿ìÄÜÕÒµ½½Úµã£¬²éÕÒÐÔÄÜÔ½ºÃ¡£

B+Ê÷µÄÌصã¾ÍÊǹ»°«¹»ÅÖ£¬ÄÜÓÐЧµØ¼õÉÙ·ÃÎʽڵã´ÎÊý´Ó¶øÌá¸ßÐÔÄÜ¡£

ÏÂÃ棬ÎÒÃÇÀ´¶Ô±ÈÒ»¸ö¶þ²æÊ÷¡¢¶à²æÊ÷¡¢BÊ÷ºÍB+Ê÷¡£

¶þ²æÊ÷

¶þ²æÊ÷ÊÇÒ»ÖÖ¶þ·Ö²éÕÒÊ÷£¬ÓкܺõIJéÕÒÐÔÄÜ£¬Ï൱ÓÚ¶þ·Ö²éÕÒ¡£

µ«Êǵ±N±È½Ï´óµÄʱºò£¬Ê÷µÄÉî¶È±È½Ï¸ß¡£Êý¾Ý²éѯµÄʱ¼äÖ÷ÒªÒÀÀµÓÚ´ÅÅÌIOµÄ´ÎÊý£¬¶þ²æÊ÷Éî¶ÈÔ½´ó£¬²éÕҵĴÎÊýÔ½¶à£¬ÐÔÄÜÔ½²î¡£

×µÄÇé¿öÊÇÍË»¯³ÉÁËÁ´±í£¬ÈçÏÂͼ

ΪÁËÈöþ²æÊ÷²»ÖÁÓÚÍË»¯³ÉÁ´±í£¬ÈËÃÇ·¢Ã÷ÁËAVLÊ÷£¨Æ½ºâ¶þ²æËÑË÷Ê÷£©£ºÈκνáµãµÄ×ó×ÓÊ÷ºÍÓÒ×ÓÊ÷¸ß¶È×î¶àÏà²î1

¶à²æÊ÷

¶à²æÊ÷¾ÍÊǽڵã¿ÉÒÔÊÇM¸ö£¬ÄÜÓÐЧµØ¼õÉٸ߶ȣ¬¸ß¶È±äСºó£¬½Úµã±äÉÙI/O×ÔÈ»ÉÙ£¬ÐÔÄܱȶþ²æÊ÷ºÃÁË

BÊ÷

BÊ÷¼òµ¥µØ˵¾ÍÊǶà²æÊ÷£¬Ã¿¸öÒ¶×Ó»á´æ´¢Êý¾Ý£¬ºÍÖ¸ÏòÏÂÒ»¸ö½ÚµãµÄÖ¸Õë¡£

ÀýÈçÒª²éÕÒ9£¬²½ÖèÈçÏÂ

ÎÒÃÇÓë¸ù½ÚµãµÄ¹Ø¼ü×Ö (17£¬35£©½øÐбȽϣ¬9 СÓÚ 17 ÄÇôµÃµ½Ö¸Õë P1£»

°´ÕÕÖ¸Õë P1 ÕÒµ½´ÅÅÌ¿é 2£¬¹Ø¼ü×ÖΪ£¨8£¬12£©£¬ÒòΪ 9 ÔÚ 8 ºÍ 12 Ö®¼ä£¬ËùÒÔÎÒÃǵõ½Ö¸Õë P2£»

°´ÕÕÖ¸Õë P2 ÕÒµ½´ÅÅÌ¿é 6£¬¹Ø¼ü×ÖΪ£¨9£¬10£©£¬È»ºóÎÒÃÇÕÒµ½Á˹ؼü×Ö 9¡£

B+Ê÷

B+Ê÷ÊÇBÊ÷µÄ¸Ä½ø£¬¼òµ¥µØ˵ÊÇ£ºÖ»ÓÐÒ¶×Ó½Úµã²Å´æÊý¾Ý£¬·ÇÒ¶×Ó½ÚµãÊÇ´æ´¢µÄÖ¸Õ룻ËùÓÐÒ¶×ӽڵ㹹³ÉÒ»¸öÓÐÐòÁ´±í

B+Ê÷µÄÄÚ²¿½Úµã²¢Ã»ÓÐÖ¸Ïò¹Ø¼ü×Ö¾ßÌåÐÅÏ¢µÄÖ¸Õ룬Òò´ËÆäÄÚ²¿½ÚµãÏà¶ÔBÊ÷¸üС£¬Èç¹û°ÑËùÓÐͬһÄÚ²¿½ÚµãµÄ¹Ø¼ü×Ö´æ·ÅÔÚͬһÅÌ¿éÖУ¬ÄÇôÅÌ¿éËùÄÜÈÝÄɵĹؼü×ÖÊýÁ¿Ò²Ô½¶à£¬Ò»´ÎÐÔ¶ÁÈëÄÚ´æµÄÐèÒª²éÕҵĹؼü×ÖÒ²¾ÍÔ½¶à£¬Ïà¶ÔIO¶Áд´ÎÊý¾Í½µµÍÁË

ÀýÈçÒª²éÕҹؼü×Ö16£¬²½ÖèÈçÏÂ

Óë¸ù½ÚµãµÄ¹Ø¼ü×Ö (1£¬18£¬35) ½øÐбȽϣ¬16 ÔÚ 1 ºÍ 18 Ö®¼ä£¬µÃµ½Ö¸Õë P1£¨Ö¸Ïò´ÅÅÌ¿é 2£©

ÕÒµ½´ÅÅÌ¿é 2£¬¹Ø¼ü×ÖΪ£¨1£¬8£¬14£©£¬ÒòΪ 16 ´óÓÚ 14£¬ËùÒԵõ½Ö¸Õë P3£¨Ö¸Ïò´ÅÅÌ¿é 7£©

ÕÒµ½´ÅÅÌ¿é 7£¬¹Ø¼ü×ÖΪ£¨14£¬16£¬17£©£¬È»ºóÎÒÃÇÕÒµ½Á˹ؼü×Ö 16£¬ËùÒÔ¿ÉÒÔÕÒµ½¹Ø¼ü×Ö 16 Ëù¶ÔÓ¦µÄÊý¾Ý¡£

B+Ê÷ÓëBÊ÷µÄ²»Í¬£º

B+Ê÷·ÇÒ¶×ӽڵ㲻´æÔÚÊý¾ÝÖ»´æË÷Òý£¬BÊ÷·ÇÒ¶×Ó½Úµã´æ´¢Êý¾Ý

B+Ê÷²éѯЧÂʸü¸ß¡£B+Ê÷ʹÓÃË«ÏòÁ´±í´®Á¬ËùÓÐÒ¶×ӽڵ㣬Çø¼ä²éѯЧÂʸü¸ß£¨ÒòΪËùÓÐÊý¾Ý¶¼ÔÚB+Ê÷µÄÒ¶×ӽڵ㣬ɨÃèÊý¾Ý¿â Ö»Ðèɨһ±éÒ¶×Ó½áµã¾ÍÐÐÁË£©£¬µ«ÊÇBÊ÷ÔòÐèҪͨ¹ýÖÐÐò±éÀú²ÅÄÜÍê³É²éѯ·¶Î§µÄ²éÕÒ¡£

B+Ê÷²éѯЧÂʸüÎȶ¨¡£B+Ê÷ÿ´Î¶¼±ØÐë²éѯµ½Ò¶×Ó½Úµã²ÅÄÜÕÒµ½Êý¾Ý£¬¶øBÊ÷²éѯµÄÊý¾Ý¿ÉÄܲ»ÔÚÒ¶×ӽڵ㣬Ҳ¿ÉÄÜÔÚ£¬ÕâÑù¾Í»áÔì³É²éѯµÄЧÂʵIJ»Îȶ¨

B+Ê÷µÄ´ÅÅ̶Áд´ú¼Û¸üС¡£B+Ê÷µÄÄÚ²¿½Úµã²¢Ã»ÓÐÖ¸Ïò¹Ø¼ü×Ö¾ßÌåÐÅÏ¢µÄÖ¸Õ룬Òò´ËÆäÄÚ²¿½ÚµãÏà¶ÔBÊ÷¸üС£¬Í¨³£B+Ê÷°«¸üÅÖ£¬¸ß¶ÈС²éѯ²úÉúµÄI/O¸üÉÙ¡£

ϲ»¶£¬ÔÚ¿´

  • ·¢±íÓÚ:
  • Ô­ÎÄÁ´½Ó£ºhttps://kuaibao.qq.com/s/20210120A0GFSQ00?refer=cp_1026
  • ÌÚѶ¡¸ÌÚѶÔÆ¿ª·¢ÕßÉçÇø¡¹ÊÇÌÚѶÄÚÈÝ¿ª·Åƽ̨Õʺţ¨Æó¶ìºÅ£©´«²¥ÇþµÀÖ®Ò»£¬¸ù¾Ý¡¶ÌÚѶÄÚÈÝ¿ª·Åƽ̨·þÎñЭÒ顷תÔØ·¢²¼ÄÚÈÝ¡£
  • ÈçÓÐÇÖȨ£¬ÇëÁªÏµ cloudcommunity@tencent.com ɾ³ý¡£

ɨÂë

Ìí¼ÓÕ¾³¤ ½ø½»Á÷Ⱥ

ÁìȡרÊô 10ÔªÎÞÃż÷ȯ

˽Ïí×îР¼¼Êõ¸É»õ

ɨÂë¼ÓÈ뿪·¢ÕßÉçȺ
Áìȯ
http://www.vxiaotou.com