{"id":76490,"date":"2024-10-16T07:06:14","date_gmt":"2024-10-15T23:06:14","guid":{"rendered":"https:\/\/server.hk\/cnblog\/76490\/"},"modified":"2024-10-16T07:06:14","modified_gmt":"2024-10-15T23:06:14","slug":"mysql%e6%95%b8%e6%93%9a%e5%ba%ab%e5%88%86%e5%8d%80%e7%9a%84%e5%84%aa%e9%bb%9e%e8%a1%a8%e7%8f%be","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/76490\/","title":{"rendered":"MySQL\u6578\u64da\u5eab\u5206\u5340\u7684\u512a\u9ede\u8868\u73fe"},"content":{"rendered":"

MySQL\u6578\u64da\u5eab\u5206\u5340\u7684\u512a\u9ede\u8868\u73fe<\/h1>\n

\u5728\u7576\u4eca\u6578\u64da\u9a45\u52d5\u7684\u4e16\u754c\u4e2d\uff0c\u6578\u64da\u5eab\u7684\u6027\u80fd\u548c\u53ef\u64f4\u5c55\u6027\u5c0d\u65bc\u4f01\u696d\u7684\u6210\u529f\u81f3\u95dc\u91cd\u8981\u3002MySQL\u4f5c\u70ba\u4e00\u500b\u6d41\u884c\u7684\u958b\u6e90\u6578\u64da\u5eab\u7ba1\u7406\u7cfb\u7d71\uff0c\u63d0\u4f9b\u4e86\u591a\u7a2e\u529f\u80fd\u4f86\u512a\u5316\u6578\u64da\u5b58\u5132\u548c\u67e5\u8a62\u6548\u7387\u3002\u5176\u4e2d\uff0c\u6578\u64da\u5eab\u5206\u5340\u662f\u4e00\u500b\u91cd\u8981\u7684\u6280\u8853\uff0c\u80fd\u5920\u986f\u8457\u63d0\u9ad8\u6578\u64da\u8655\u7406\u7684\u6027\u80fd\u548c\u7ba1\u7406\u7684\u9748\u6d3b\u6027\u3002<\/p>\n

\u4ec0\u9ebc\u662f\u6578\u64da\u5eab\u5206\u5340\uff1f<\/h2>\n

\u6578\u64da\u5eab\u5206\u5340\u662f\u5c07\u5927\u578b\u6578\u64da\u8868\u5283\u5206\u70ba\u66f4\u5c0f\u3001\u66f4\u6613\u65bc\u7ba1\u7406\u7684\u90e8\u5206\u7684\u904e\u7a0b\u3002\u9019\u4e9b\u90e8\u5206\u7a31\u70ba\u201c\u5206\u5340\u201d\uff0c\u6bcf\u500b\u5206\u5340\u53ef\u4ee5\u7368\u7acb\u5b58\u5132\u548c\u67e5\u8a62\u3002MySQL\u652f\u6301\u591a\u7a2e\u5206\u5340\u65b9\u6cd5\uff0c\u5305\u62ec\u7bc4\u570d\u5206\u5340\u3001\u5217\u8868\u5206\u5340\u3001\u54c8\u5e0c\u5206\u5340\u548c\u9375\u5206\u5340\u7b49\u3002<\/p>\n

MySQL\u6578\u64da\u5eab\u5206\u5340\u7684\u512a\u9ede<\/h2>\n

1. \u63d0\u9ad8\u67e5\u8a62\u6027\u80fd<\/h3>\n

\u5206\u5340\u53ef\u4ee5\u986f\u8457\u63d0\u9ad8\u67e5\u8a62\u6027\u80fd\uff0c\u7279\u5225\u662f\u5728\u8655\u7406\u5927\u91cf\u6578\u64da\u6642\u3002\u7576\u67e5\u8a62\u6d89\u53ca\u5230\u5206\u5340\u7684\u6578\u64da\u6642\uff0cMySQL\u53ea\u9700\u6383\u63cf\u76f8\u95dc\u7684\u5206\u5340\uff0c\u800c\u4e0d\u662f\u6574\u500b\u8868\u3002\u4f8b\u5982\uff0c\u5047\u8a2d\u6709\u4e00\u500b\u5305\u542b\u6578\u767e\u842c\u689d\u8a18\u9304\u7684\u92b7\u552e\u6578\u64da\u8868\uff0c\u901a\u904e\u7bc4\u570d\u5206\u5340\u6309\u5e74\u4efd\u5283\u5206\uff0c\u67e5\u8a62\u7279\u5b9a\u5e74\u4efd\u7684\u92b7\u552e\u6578\u64da\u6642\uff0cMySQL\u53ea\u9700\u8a2a\u554f\u8a72\u5e74\u4efd\u7684\u5206\u5340\uff0c\u5f9e\u800c\u6e1b\u5c11\u4e86I\/O\u64cd\u4f5c\u548c\u67e5\u8a62\u6642\u9593\u3002<\/p>\n

SELECT * FROM sales WHERE year = 2022;<\/code><\/pre>\n
2. \u66f4\u597d\u7684\u6578\u64da\u7ba1\u7406<\/h3>\n
\u5206\u5340\u4f7f\u5f97\u6578\u64da\u7ba1\u7406\u8b8a\u5f97\u66f4\u52a0\u9748\u6d3b\u3002\u7ba1\u7406\u54e1\u53ef\u4ee5\u91dd\u5c0d\u7279\u5b9a\u7684\u5206\u5340\u9032\u884c\u64cd\u4f5c\uff0c\u4f8b\u5982\u522a\u9664\u904e\u671f\u7684\u6578\u64da\u6216\u9032\u884c\u7dad\u8b77\uff0c\u800c\u4e0d\u5f71\u97ff\u6574\u500b\u6578\u64da\u8868\u3002\u9019\u6a23\u53ef\u4ee5\u6e1b\u5c11\u7dad\u8b77\u6642\u9593\uff0c\u4e26\u63d0\u9ad8\u7cfb\u7d71\u7684\u53ef\u7528\u6027\u3002<\/p>\n
3. \u589e\u5f37\u53ef\u64f4\u5c55\u6027<\/h3>\n
\u96a8\u8457\u6578\u64da\u91cf\u7684\u589e\u9577\uff0c\u6578\u64da\u5eab\u7684\u53ef\u64f4\u5c55\u6027\u8b8a\u5f97\u81f3\u95dc\u91cd\u8981\u3002\u5206\u5340\u5141\u8a31\u6578\u64da\u5eab\u5728\u4e0d\u5f71\u97ff\u6027\u80fd\u7684\u60c5\u6cc1\u4e0b\u8f15\u9b06\u64f4\u5c55\u3002\u7576\u9700\u8981\u589e\u52a0\u5b58\u5132\u7a7a\u9593\u6642\uff0c\u53ef\u4ee5\u7c21\u55ae\u5730\u6dfb\u52a0\u65b0\u7684\u5206\u5340\uff0c\u800c\u4e0d\u5fc5\u91cd\u65b0\u8a2d\u8a08\u6574\u500b\u6578\u64da\u5eab\u67b6\u69cb\u3002<\/p>\n
4. \u63d0\u9ad8\u6578\u64da\u6062\u5fa9\u901f\u5ea6<\/h3>\n
\u5728\u6578\u64da\u6062\u5fa9\u904e\u7a0b\u4e2d\uff0c\u5206\u5340\u53ef\u4ee5\u52a0\u5feb\u6062\u5fa9\u901f\u5ea6\u3002\u7531\u65bc\u6bcf\u500b\u5206\u5340\u90fd\u662f\u7368\u7acb\u7684\uff0c\u7576\u767c\u751f\u6545\u969c\u6642\uff0c\u7ba1\u7406\u54e1\u53ef\u4ee5\u9078\u64c7\u6027\u5730\u6062\u5fa9\u7279\u5b9a\u7684\u5206\u5340\uff0c\u800c\u4e0d\u662f\u6574\u500b\u6578\u64da\u5eab\u3002\u9019\u6a23\u4e0d\u50c5\u7bc0\u7701\u4e86\u6642\u9593\uff0c\u9084\u6e1b\u5c11\u4e86\u6578\u64da\u4e1f\u5931\u7684\u98a8\u96aa\u3002<\/p>\n
5. \u652f\u6301\u4e0d\u540c\u7684\u5b58\u5132\u5f15\u64ce<\/h3>\n
MySQL\u7684\u5206\u5340\u529f\u80fd\u652f\u6301\u4e0d\u540c\u7684\u5b58\u5132\u5f15\u64ce\uff0c\u9019\u610f\u5473\u8457\u7528\u6236\u53ef\u4ee5\u6839\u64da\u9700\u6c42\u9078\u64c7\u6700\u5408\u9069\u7684\u5b58\u5132\u5f15\u64ce\u4f86\u8655\u7406\u4e0d\u540c\u7684\u5206\u5340\u3002\u4f8b\u5982\uff0c\u53ef\u4ee5\u4f7f\u7528InnoDB\u5f15\u64ce\u4f86\u8655\u7406\u9700\u8981\u4e8b\u52d9\u652f\u6301\u7684\u5206\u5340\uff0c\u800c\u4f7f\u7528MyISAM\u5f15\u64ce\u4f86\u8655\u7406\u53ea\u8b80\u7684\u5206\u5340\u3002<\/p>\n
\u7d50\u8ad6<\/h2>\n
\u7e3d\u7684\u4f86\u8aaa\uff0cMySQL\u6578\u64da\u5eab\u5206\u5340\u662f\u4e00\u7a2e\u6709\u6548\u7684\u6280\u8853\uff0c\u80fd\u5920\u63d0\u9ad8\u67e5\u8a62\u6027\u80fd\u3001\u589e\u5f37\u6578\u64da\u7ba1\u7406\u3001\u63d0\u5347\u53ef\u64f4\u5c55\u6027\u3001\u52a0\u5feb\u6578\u64da\u6062\u5fa9\u901f\u5ea6\u4ee5\u53ca\u652f\u6301\u4e0d\u540c\u7684\u5b58\u5132\u5f15\u64ce\u3002\u96a8\u8457\u6578\u64da\u91cf\u7684\u4e0d\u65b7\u589e\u9577\uff0c\u5206\u5340\u6280\u8853\u5c07\u6210\u70ba\u6578\u64da\u5eab\u7ba1\u7406\u4e2d\u4e0d\u53ef\u6216\u7f3a\u7684\u4e00\u90e8\u5206\u3002<\/p>\n
\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u9ad8\u6548\u7684\u6578\u64da\u5eab\u89e3\u6c7a\u65b9\u6848\uff0c\u8003\u616e\u4f7f\u7528\u9999\u6e2fVPS<\/a>\u4f86\u652f\u6301\u60a8\u7684MySQL\u6578\u64da\u5eab\u9700\u6c42\u3002\u7121\u8ad6\u662f\u5c0f\u578b\u4f01\u696d\u9084\u662f\u5927\u578b\u4f01\u696d\uff0c\u9078\u64c7\u5408\u9069\u7684\u4e91\u4f3a\u670d\u5668<\/a>\u90fd\u80fd\u5e6b\u52a9\u60a8\u66f4\u597d\u5730\u7ba1\u7406\u548c\u64f4\u5c55\u60a8\u7684\u6578\u64da\u5eab\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
\u63a2\u7d22MySQL\u6578\u64da\u5eab\u5206\u5340\u7684\u512a\u9ede\uff0c\u5305\u62ec\u6027\u80fd\u63d0\u5347\u3001\u7ba1\u7406\u4fbf\u5229\u6027\u548c\u67e5\u8a62\u6548\u7387\uff0c\u52a9\u529b\u6578\u64da\u8655\u7406\u66f4\u9ad8\u6548\u3002<\/p>\n","protected":false},"author":0,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-76490","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/76490","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=76490"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/76490\/revisions"}],"predecessor-version":[{"id":76491,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/76490\/revisions\/76491"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=76490"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=76490"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=76490"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}