{"id":2111,"date":"2017-10-10T15:12:18","date_gmt":"2017-10-10T07:12:18","guid":{"rendered":"http:\/\/www.xttblog.com\/?p=2111"},"modified":"2017-10-10T15:12:18","modified_gmt":"2017-10-10T07:12:18","slug":"mysql-8-%e6%96%b0%e7%89%b9%e6%80%a7%e6%80%bb%e7%bb%93","status":"publish","type":"post","link":"https:\/\/www.xttblog.com\/?p=2111","title":{"rendered":"MySQL 8 \u65b0\u7279\u6027\u603b\u7ed3"},"content":{"rendered":"<p>\n\t\u5e7f\u53d7\u6b22\u8fce\u7684\u5f00\u6e90\u6570\u636e\u5e93MySQL 8\u4e2d\uff0c\u5305\u62ec\u4e86\u4f17\u591a\u65b0\u7279\u6027\uff0c\u5176\u4e2d\u5305\u62ec\u5bf9Unicode\u66f4\u597d\u7684\u652f\u6301\u3001\u5bf9JSON\u683c\u5f0f\u548c\u6587\u6863\u7684\u5904\u7406\uff0c\u4ee5\u53ca\u4e00\u76f4\u4ee5\u6765\u547c\u5401\u589e\u52a0\u7684\u8c61window\u51fd\u6570\u7684\u529f\u80fd\u7b49\u3002\n<\/p>\n<p>\n\tMySQL\u662f\u4f17\u591a\u7f51\u7ad9\u6280\u672f\u6808\u4e2d\u7684\u6807\u51c6\u914d\u7f6e\uff0c\u662f\u5e7f\u53d7\u6b22\u8fce\u7684\u5f00\u6e90\u6570\u636e\u5e93\uff0c\u5df2\u7ecf\u63a8\u51fa\u4e868.0\u7684<a href=\"https:\/\/dev.mysql.com\/downloads\/mysql\/\" target=\"_blank\">\u7b2c\u4e00\u4e2a\u5019\u9009\u53d1\u884c\u7248\u672c<\/a>\u3002\n<\/p>\n<p>\n\tMySQL 8.0\u7684\u65b0\u7279\u6027\u5305\u62ec\uff1a\n<\/p>\n<ul>\n<li>\n\t\t\u5bf9Unicode 9.0\u7684\u5f00\u7bb1\u5373\u7528\u7684\u5b8c\u6574\u652f\u6301\n\t<\/li>\n<li>\n\t\t\u652f\u6301\u7a97\u53e3\u51fd\u6570\u548c\u9012\u5f52SQL\u8bed\u6cd5\uff0c\u8fd9\u5728\u4ee5\u5f80\u662f\u4e0d\u53ef\u80fd\u6216\u8005\u5f88\u96be\u624d\u80fd\u7f16\u5199\u8fd9\u6837\u7684\u67e5\u8be2\u8bed\u53e5\n\t<\/li>\n<li>\n\t\t\u5bf9<a href=\"https:\/\/www.infoworld.com\/article\/3222851\/javascript\/what-is-json-javascript-object-notation-explained.html\" target=\"_blank\">\u539f\u751fJSON\u6570\u636e<\/a>\u548c\u6587\u6863\u5b58\u50a8\u529f\u80fd\u7684\u589e\u5f3a\u652f\u6301\n\t<\/li>\n<\/ul>\n<p>\n\tMySQL 8.0\u7684\u53d1\u5e03\uff0c<a href=\"https:\/\/www.infoworld.com\/article\/3119258\/database\/mysql-80-more-unicode-less-hassle.html\" target=\"_blank\">\u8df3\u8fc7\u4e86\u591a\u4e2a\u7248\u672c\u53f7<\/a>\uff08\u4ece5.5\u5f00\u59cb\uff09\uff0c\u7531\u4e8e6.0\u4fee\u6539\u548c7.0\u662f\u7528\u6765\u4fdd\u7559\u505aMySQL\u7684\u96c6\u7fa4\u7248\u672c\uff0c\u56e0\u6b64\u91c7\u7528\u4e868.0\u7684\u7248\u672c\u53f7\u3002\n<\/p>\n<h2>\n\tMySQL 8.0\u7684\u9884\u671f\u53d1\u5e03\u65e5\u671f<br \/>\n<\/h2>\n<p>\n\t\u6839\u636eMySQL\u7684\u7b56\u7565&ldquo;\u4e00\u4e2a\u65b0\u7684\u3010\u4e00\u822c\u3011\u7248\u672c\u53d1\u5e03\u7684\u5468\u671f\u662f18-24\u4e2a\u6708&rdquo;\uff0c MySQL\u5e76\u6ca1\u6709\u627f\u8bfaMySQL 8.0\u7684\u53d1\u5e03\u65e5\u671f\u3002\u6700\u8fd1\u4e00\u6b21MySQL 5.7\u7684\u53d1\u5e03\u662f2015\u5e74\u768410\u670821\u65e5\uff0c\u6240\u4ee5MySQL 8.0\u7684\u6b63\u5f0f\u7248\u672c\u53d1\u884c\u53ef\u80fd\u57282017\u5e7410\u6708\u3002\n<\/p>\n<h2>\n\tMySQL 8.0\u6807\u51c6\u5316Unicode\u4e4b\u8def<br \/>\n<\/h2>\n<p>\n\t\u9ed8\u8ba4\u652f\u6301Unicode\u53ef\u4ee5\u8bf4\u662fMySql 8.0\u6700\u5927\u7684\u6539\u53d8\u4e4b\u4e00\u3002 \u957f\u671f\u4ee5\u6765\uff0cMySQL\u4e00\u76f4\u5b58\u5728\u7740\u5bf9Unicode\u7684\u5f88\u591a\u6ca1\u80fd\u89e3\u51b3\u7684\u95ee\u9898\u3002 \u6240\u4ee5\uff0c\u5bf9MySQL 8.0\u6765\u8bf4\uff0c\u4e00\u4e2a\u957f\u671f\u7684\u8ba1\u5212\u662f<a href=\"https:\/\/www.infoworld.com\/article\/3119258\/database\/mysql-80-more-unicode-less-hassle.html\" target=\"_blank\">\u5c3d\u53ef\u80fd\u591a\u5730\u4fee\u590d\u90a3\u4e9b\u6301\u7eed\u7684Unicode\u95ee\u9898<\/a>\u3002\n<\/p>\n<p>\n\tMySQL 8.0\u4e0d\u518d\u5c06latin1\u8bbe\u4e3a\u9ed8\u8ba4\u7684\u7f16\u7801\uff0c\u4ee5\u9632\u6b62\u65b0\u7528\u6237\u4f7f\u7528\u4e86\u8fd9\u4e2a\u6709\u95ee\u9898\u7684\u9057\u7559\u9009\u9879\u3002<a href=\"http:\/\/mysqlserverteam.com\/mysql-8-0-when-to-use-utf8mb3-over-utf8mb4\/\" target=\"_blank\">\u73b0\u5728\u63a8\u8350utf8mb4\u4f5c\u4e3aMySQL 8.0\u7684\u9ed8\u8ba4\u5b57\u7b26\u96c6\u8bbe\u7f6e<\/a>\uff0c\u5176\u76ee\u7684\u662f\u6bd4\u73b0\u5728\u4e0d\u5728\u63a8\u8350\u7684utf8mb3\u5b57\u7b26\u8bbe\u7f6e\u66f4\u5feb\uff0c\u540c\u65f6\u4e5f\u652f\u6301\u66f4\u7075\u6d3b\u7684\u6392\u5e8f\u5e76\u533a\u5206\u5927\u5c0f\u5199\u3002\n<\/p>\n<p>\n\t\u589e\u5f3a\u7684Unicode\u4e0d\u4f46\u652f\u6301\u975e\u897f\u65b9\u7684\u5b57\u7b26\u96c6\u5408\u4e5f\u652f\u6301\u76ee\u524d\u65e5\u76ca\u53d1\u5c55\u7684emoji\u8868\u60c5\u3002\n<\/p>\n<h2>\n\tMySQL 8.0\u652f\u6301\u7a97\u53e3\u51fd\u6570<br \/>\n<\/h2>\n<p>\n\t\u5f88\u591aSQL\u8bed\u8a00\u6807\u51c6\u7684\u5b9e\u73b0(\u5982Oracle\uff0c\u8bd1\u8005\u6ce8)\u90fd\u652f\u6301<a href=\"http:\/\/mysqlserverteam.com\/mysql-8-0-2-introducing-window-functions\/\" target=\"_blank\">\u7a97\u53e3\u51fd\u6570<\/a>\uff0c\u5b83\u662f\u80fd\u5b9e\u73b0\u8de8\u591a\u884c\u805a\u5408\u8ba1\u7b97\u7684\u529f\u80fd\uff0c\u5e76\u4ecd\u7136\u5141\u8bb8\u4ece\u67e5\u8be2\u4e2d\u8bbf\u95ee\u5230\u5355\u72ec\u7684\u884c\u3002\u5728\u4ee5\u524d\u7684MySQL\u7248\u672c\u4e2d\uff0c\u4e0d\u4f7f\u7528\u7a97\u53e3\u51fd\u6570\u662f\u53ef\u4ee5\u5b9e\u73b0\u7684\uff0c\u4f46\u662f\u5f88\u9ebb\u70e6\u800c\u4e14\u901f\u5ea6\u6162\u3002\u4e3a\u4e86\u514b\u670d\u8fd9\u4e2a\u7f3a\u9677\uff0cMySQL 8.0\u901a\u8fc7\u6807\u51c6\u7684SQL\u5173\u952e\u5b57OVER\u6765\u5b9e\u73b0\u7a97\u53e3\u51fd\u6570\u7684\u529f\u80fd\uff0c\u6709\u70b9\u8c61\u5176\u7ade\u4e89\u5bf9\u624bPostgreSQL\u7684\u5b9e\u73b0\u65b9\u6cd5\u3002\n<\/p>\n<p>\n\t\u540c\u6837\u53e6\u4e00\u4e2a\u529f\u80fd\u662f<a href=\"http:\/\/mysqlserverteam.com\/mysql-8-0-labs-recursive-common-table-expressions-in-mysql-ctes\/\" target=\"_blank\">\u9012\u5f52\u516c\u7528\u8868\u8868\u8fbe\u5f0f<\/a>\uff0c\u5b83\u80fd\u8ba9\u4f60\u9488\u5bf9\u5b50\u67e5\u8be2\u8fdb\u884c\u9012\u5f52\u64cd\u4f5c\uff0c\u800c\u65e0\u9700\u4f7f\u7528\u6e38\u6807\u6216\u5176\u4ed6\u6709\u635f\u6027\u80fd\u7684\u89e3\u51b3\u65b9\u6cd5\u3002\n<\/p>\n<h2>\n\tMySQL 8.0\u66f4\u597d\u652f\u6301\u6587\u6863\u578b\u6570\u636e\u5e93\u548cJSON<br \/>\n<\/h2>\n<p>\n\t<a href=\"https:\/\/www.infoworld.com\/article\/2994381\/database\/mysql-57-delivers-a-3x-speed-injection.html\" target=\"_blank\">MySQL 5.7\u652f\u6301JSON<\/a>\uff0c\u8fd9\u8ba9MySQL \u80fd\u4f7f\u7528\u539f\u751fJSON\u548cNoSQL\u6570\u636e\u5e93\u7ade\u4e89\u3002MySQL 8.0&nbsp;<a href=\"http:\/\/mysqlserverteam.com\/mysql-8-0-labs-json-aggregation-functions\/\" target=\"_blank\">\u6269\u5c55\u4e86\u5bf9JSON\u7684\u652f\u6301<\/a>\uff0c\u5e76\u4e14\u6027\u80fd\u66f4\u52a0\u597d\uff0c\u589e\u52a0\u4e86\u4eceJSON\u67e5\u8be2\u4e2d\u8fd4\u56de\u8303\u56f4\u7684\u529f\u80fd\uff08\u5c31\u8c61SQL\u8bed\u53e5&rdquo;top n&rdquo;\u7684\u529f\u80fd\uff09\uff0c\u4e5f\u589e\u52a0\u4e86\u65b0\u7684\u805a\u5408\u51fd\u6570\u80fd\u8ba9\u5728\u540c\u4e00\u4e2a\u67e5\u8be2\u8bed\u53e5\u4e2d\uff0c\u80fd\u7ed3\u5408MySQL\u539f\u751f\u7684\u7ed3\u6784\u5316\u6570\u636e\u548cJSON\u7684\u534a\u7ed3\u6784\u5316\u6570\u636e\u3002\n<\/p>\n<p>\n\t\u4e0eJSON\u76f8\u5173\u7684\u53e6\u4e00\u9879\u6539\u8fdb\u5305\u62ecMySQL\u7684\u6587\u6863\u5b58\u50a8\u3002 \u5bf9MySQL\u6587\u6863\u5b58\u50a8\u7684\u8bfb\u53d6\u548c\u5199\u5165\u5728\u4e8b\u52a1\u4e0a\u662f\u4e00\u81f4\u7684\uff0c\u5141\u8bb8\u5bf9JSON\u6570\u636e\u8fdb\u884c\u66f4\u6539\u7684\u56de\u6eda\u64cd\u4f5c\u3002\u6587\u6863\u6570\u636e\u4ee5\u5f00\u653e\u7684\u3001\u7528\u4e8e\u5730\u7406\u7a7a\u95f4\u6570\u636e\u7684GeoJSON\u683c\u5f0f\u5b58\u50a8\uff0c\u5e76\u4e14\u80fd\u88ab\u7d22\u5f15\uff0c\u56e0\u6b64\u53ef\u4ee5\u8fdb\u884c\u9886\u63a5\u65b9\u5f0f\u7684\u641c\u7d22\u3002\n<\/p>\n<h2>\n\tMySQL 8.0\u7684\u5176\u4ed6\u5173\u952e\u7279\u6027<br \/>\n<\/h2>\n<p>\n\t\u5176\u4ed6MySQL 8.0\u8ba1\u5212\u66f4\u65b0\u7684\u7279\u6027\u5305\u62ec\uff1a\n<\/p>\n<ul>\n<li>\n\t\t\u5728\u9501\u5b9a\u884c\u65b9\u9762\u589e\u52a0\u4e86\u66f4\u591a\u9009\u9879\uff0c\u5982SKIP LOCKED\u548cNOWAIT\u4e24\u4e2a\u9009\u9879\u3002\u5176\u4e2d\uff0c&nbsp;SKIP LOCKED\u5141\u8bb8\u5728\u64cd\u4f5c\u4e2d\u4e0d\u9501\u5b9a\u90a3\u4e9b\u9700\u8981\u5ffd\u7565\u7684\u884c\uff1bNOWAIT\u5219\u5728\u9047\u5230\u884c\u7684\u9501\u5b9a\u7684\u65f6\u5019\u9a6c\u4e0a\u629b\u51fa\u9519\u8bef\u3002\n\t<\/li>\n<li>\n\t\tMySQL\u80fd\u6839\u636e\u53ef\u7528\u5185\u5b58\u7684\u603b\u91cf\u53bb\u4f38\u7f29\u6269\u5c55\uff0c\u4ee5\u66f4\u597d\u5229\u7528\u865a\u62df\u673a\u7684\u90e8\u7f72\u3002\n\t<\/li>\n<li>\n\t\t\u65b0\u589e&ldquo;\u9690\u85cf\u7d22\u5f15&rdquo;\u7684\u7279\u6027\uff0c\u8fd9\u6837\u7d22\u5f15\u53ef\u4ee5\u5728\u67e5\u8be2\u4f18\u5316\u5668\u4e2d\u53d8\u4e3a\u4e0d\u53ef\u89c1\u3002\u7d22\u5f15\u5728\u6807\u8bb0\u4e3a\u4e0d\u53ef\u7528\u540e\uff0c\u548c\u8868\u7684\u6570\u636e\u66f4\u6539\u540c\u6b65\uff0c\u4f46\u662f\u4f18\u5316\u5668\u4e0d\u4f1a\u4f7f\u7528\u5b83\u4eec\u3002\u5bf9\u4e8e\u4f7f\u7528\u9690\u85cf\u7d22\u5f15\u7684\u5efa\u8bae\uff0c\u662f\u5f53\u4e0d\u51b3\u5b9a\u67d0\u4e2a\u7d22\u5f15\u662f\u5426\u9700\u8981\u4fdd\u7559\u7684\u65f6\u5019\uff0c\u53ef\u4ee5\u4f7f\u7528\u3002\n\t<\/li>\n<\/ul>\n<h2>\n\t\u4e0b\u8f7dMySQL 8.0<br \/>\n<\/h2>\n<p>\n\t\u73b0\u5728\u4f60\u53ef\u4ee5<a href=\"https:\/\/dev.mysql.com\/downloads\/mysql\/\" target=\"_blank\">\u4e0b\u8f7dMySQL 8.0<\/a>\u7684Windows,MacOS,Linux\u7684\u82e5\u5e72\u7248\u672c\uff0cFreeBSD\u548cSolaris;\u4e5f\u53ef\u4ee5\u4e0b\u8f7d\u6e90\u4ee3\u7801\u3002\u53ef\u4ee5\u5728\u5b98\u7f51\u7684\u4e0b\u8f7d\u9875\u9762\u4e2d\uff0c\u8bbf\u95ee\u5176\u4e2d\u7684\u5f00\u53d1\u8005\u5019\u9009\u7248\u672c\u53bb\u4e0b\u8f7d\u5b83\u4eec\u3002<\/p>\n<!-- <audio autoplay=\"autoplay\" height=\"100\" width=\"100\" hidden=\"true\"><source src=\"https:\/\/c.coka.la\/orAvPR.mp3\" type=\"audio\/mp3\"\/><\/audio><img decoding=\"async\" src=\"https:\/\/images.weserv.nl\/?url=https:\/\/ws3.sinaimg.cn\/large\/8fa5dcfcgy1g4em3rzar5j20ib089ae0.jpg\" alt=\"\u4e1a\u4f59\u8349\u516c\u4f17\u53f7\"\/> --><p><!-- <img decoding=\"async\" src=\"https:\/\/raw.githubusercontent.com\/xmt1139057136\/xttblog\/master\/8fa5dcfcgy1g4em3rzar5j20ib089ae0.jpg\" alt=\"\u4e1a\u4f59\u8349\u516c\u4f17\u53f7\"\/>--><img decoding=\"async\" src=\"https:\/\/saas.51autoparts.cn\/api\/admin\/sys-file\/oss\/file?fileName=84db51f8561e448f9a4fda2eff0811f9.jpg\" alt=\"\u4e1a\u4f59\u8349\u516c\u4f17\u53f7\"\/><\/p><p>\u6700\u540e\uff0c\u6b22\u8fce\u5173\u6ce8\u6211\u7684\u4e2a\u4eba\u5fae\u4fe1\u516c\u4f17\u53f7\uff1a\u4e1a\u4f59\u8349\uff08yyucao\uff09\uff01<b>\u53ef\u52a0\u4f5c\u8005\u5fae\u4fe1\u53f7\uff1a<font color=\"red\">xttblog2<\/font>\u3002\u5907\u6ce8\uff1a\u201c1\u201d\uff0c\u6dfb\u52a0\u535a\u4e3b\u5fae\u4fe1\u62c9\u4f60\u8fdb\u5fae\u4fe1\u7fa4\u3002\u5907\u6ce8\u9519\u8bef\u4e0d\u4f1a\u540c\u610f\u597d\u53cb\u7533\u8bf7\u3002<\/b>\u518d\u6b21\u611f\u8c22\u60a8\u7684\u5173\u6ce8\uff01\u540e\u7eed\u6709\u7cbe\u5f69\u5185\u5bb9\u4f1a\u7b2c\u4e00\u65f6\u95f4\u53d1\u7ed9\u60a8\uff01\u539f\u521b\u6587\u7ae0\u6295\u7a3f\u8bf7\u53d1\u9001\u81f3532009913@qq.com\u90ae\u7bb1\u3002\u5546\u52a1\u5408\u4f5c\u4e5f\u53ef\u6dfb\u52a0\u4f5c\u8005\u5fae\u4fe1\u8fdb\u884c\u8054\u7cfb\uff01<\/p><p>\u672c\u6587\u539f\u6587\u51fa\u5904\uff1a<a href=\"https:\/\/www.xttblog.com\">\u4e1a\u4f59\u8349<\/a>\uff1a &raquo; <a href=\"https:\/\/www.xttblog.com\/?p=2111\">MySQL 8 \u65b0\u7279\u6027\u603b\u7ed3<\/a><\/p><!-- <div class=\"bd-reward-stl\"><button id=\"bdRewardBtn\"><span><\/span><\/button><\/div> 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