{"id":188472,"date":"2024-11-11T23:01:31","date_gmt":"2024-11-11T15:01:31","guid":{"rendered":"https:\/\/server.hk\/cnblog\/188472\/"},"modified":"2024-11-11T23:01:32","modified_gmt":"2024-11-11T15:01:32","slug":"%e6%8e%a2%e7%a9%b6%e6%95%b8%e6%93%9a%e5%ba%ab%e4%b8%adint%e9%a1%9e%e5%9e%8b%e7%9a%84%e5%ad%97%e9%95%b7%e5%b0%8d%e7%b3%bb%e7%b5%b1%e6%80%a7%e8%83%bd%e7%9a%84%e5%bd%b1%e9%9f%bf-%e6%95%b8%e6%93%9a","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/188472\/","title":{"rendered":"\u63a2\u7a76\u6578\u64da\u5eab\u4e2dint\u985e\u578b\u7684\u5b57\u9577\u5c0d\u7cfb\u7d71\u6027\u80fd\u7684\u5f71\u97ff (\u6578\u64da\u5eab\u4e2dint\u985e\u578b\u7684\u5b57\u9577)"},"content":{"rendered":"<h1 id=\"%e6%8e%a2%e7%a9%b6%e6%95%b8%e6%93%9a%e5%ba%ab%e4%b8%adint%e9%a1%9e%e5%9e%8b%e7%9a%84%e5%ad%97%e9%95%b7%e5%b0%8d%e7%b3%bb%e7%b5%b1%e6%80%a7%e8%83%bd%e7%9a%84%e5%bd%b1%e9%9f%bf-NYvqsHjSUt\">\u63a2\u7a76\u6578\u64da\u5eab\u4e2dint\u985e\u578b\u7684\u5b57\u9577\u5c0d\u7cfb\u7d71\u6027\u80fd\u7684\u5f71\u97ff<\/h1>\n<p>\u5728\u6578\u64da\u5eab\u8a2d\u8a08\u4e2d\uff0c\u9078\u64c7\u5408\u9069\u7684\u6578\u64da\u985e\u578b\u5c0d\u65bc\u7cfb\u7d71\u6027\u80fd\u81f3\u95dc\u91cd\u8981\u3002\u7279\u5225\u662f\u5c0d\u65bc\u6574\u6578\u985e\u578b\uff08int\uff09\uff0c\u5176\u5b57\u9577\u7684\u9078\u64c7\u6703\u76f4\u63a5\u5f71\u97ff\u5230\u6578\u64da\u5eab\u7684\u5b58\u5132\u6548\u7387\u3001\u67e5\u8a62\u6027\u80fd\u4ee5\u53ca\u6574\u9ad4\u7cfb\u7d71\u7684\u97ff\u61c9\u901f\u5ea6\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0e\u6578\u64da\u5eab\u4e2dint\u985e\u578b\u7684\u5b57\u9577\u5c0d\u7cfb\u7d71\u6027\u80fd\u7684\u5f71\u97ff\u3002<\/p>\n<h2 id=\"1-%e6%95%b4%e6%95%b8%e9%a1%9e%e5%9e%8b%e7%9a%84%e5%ad%97%e9%95%b7%e6%a6%82%e8%bf%b0-NYvqsHjSUt\">1. \u6574\u6578\u985e\u578b\u7684\u5b57\u9577\u6982\u8ff0<\/h2>\n<p>\u5728\u5927\u591a\u6578\u95dc\u4fc2\u578b\u6578\u64da\u5eab\u4e2d\uff0c\u6574\u6578\u985e\u578b\u901a\u5e38\u6709\u591a\u7a2e\u5b57\u9577\u53ef\u4f9b\u9078\u64c7\uff0c\u4f8b\u5982\uff1a<\/p>\n<ul>\n<li><code>TINYINT<\/code>\uff1a1\u5b57\u7bc0\uff0c\u7bc4\u570d\u5f9e-128\u5230127\uff08\u6709\u7b26\u865f\uff09\u62160\u5230255\uff08\u7121\u7b26\u865f\uff09<\/li>\n<li><code>SMALLINT<\/code>\uff1a2\u5b57\u7bc0\uff0c\u7bc4\u570d\u5f9e-32,768\u523032,767\uff08\u6709\u7b26\u865f\uff09\u62160\u523065,535\uff08\u7121\u7b26\u865f\uff09<\/li>\n<li><code>MEDIUMINT<\/code>\uff1a3\u5b57\u7bc0\uff0c\u7bc4\u570d\u5f9e-8,388,608\u52308,388,607\uff08\u6709\u7b26\u865f\uff09\u62160\u523016,777,215\uff08\u7121\u7b26\u865f\uff09<\/li>\n<li><code>INT<\/code>\uff1a4\u5b57\u7bc0\uff0c\u7bc4\u570d\u5f9e-2,147,483,648\u52302,147,483,647\uff08\u6709\u7b26\u865f\uff09\u62160\u52304,294,967,295\uff08\u7121\u7b26\u865f\uff09<\/li>\n<li><code>BIGINT<\/code>\uff1a8\u5b57\u7bc0\uff0c\u7bc4\u570d\u5f9e-9,223,372,036,854,775,808\u52309,223,372,036,854,775,807\uff08\u6709\u7b26\u865f\uff09\u62160\u523018,446,744,073,709,551,615\uff08\u7121\u7b26\u865f\uff09<\/li>\n<\/ul>\n<h2 id=\"2-%e5%ad%97%e9%95%b7%e5%b0%8d%e5%ad%98%e5%84%b2%e6%95%88%e7%8e%87%e7%9a%84%e5%bd%b1%e9%9f%bf-NYvqsHjSUt\">2. \u5b57\u9577\u5c0d\u5b58\u5132\u6548\u7387\u7684\u5f71\u97ff<\/h2>\n<p>\u9078\u64c7\u5408\u9069\u7684\u6574\u6578\u5b57\u9577\u53ef\u4ee5\u986f\u8457\u63d0\u9ad8\u6578\u64da\u5eab\u7684\u5b58\u5132\u6548\u7387\u3002\u8f03\u5c0f\u7684\u5b57\u9577\u610f\u5473\u8457\u6bcf\u689d\u8a18\u9304\u4f54\u7528\u7684\u7a7a\u9593\u66f4\u5c11\uff0c\u9019\u5c0d\u65bc\u5927\u6578\u64da\u91cf\u7684\u61c9\u7528\u5c24\u70ba\u91cd\u8981\u3002\u4f8b\u5982\uff0c\u4f7f\u7528<code>TINYINT<\/code>\u800c\u4e0d\u662f<code>INT<\/code>\u53ef\u4ee5\u7bc0\u7701\u5927\u91cf\u7684\u5b58\u5132\u7a7a\u9593\uff0c\u7279\u5225\u662f\u5728\u9700\u8981\u5b58\u5132\u5927\u91cf\u5c0f\u6578\u64da\u7684\u60c5\u6cc1\u4e0b\u3002<\/p>\n<p>\u5047\u8a2d\u4e00\u500b\u8868\u4e2d\u6709100\u842c\u689d\u8a18\u9304\uff0c\u82e5\u6bcf\u689d\u8a18\u9304\u4f7f\u7528<code>INT<\/code>\u985e\u578b\uff0c\u5247\u7e3d\u5171\u9700\u8981\u7d044MB\u7684\u5b58\u5132\u7a7a\u9593\uff1b\u800c\u82e5\u4f7f\u7528<code>TINYINT<\/code>\uff0c\u5247\u50c5\u9700\u7d041MB\u3002\u9019\u6a23\u7684\u5dee\u7570\u5728\u5927\u6578\u64da\u74b0\u5883\u4e2d\u6703\u986f\u8457\u5f71\u97ff\u5b58\u5132\u6210\u672c\u548c\u6027\u80fd\u3002<\/p>\n<h2 id=\"3-%e5%ad%97%e9%95%b7%e5%b0%8d%e6%9f%a5%e8%a9%a2%e6%80%a7%e8%83%bd%e7%9a%84%e5%bd%b1%e9%9f%bf-NYvqsHjSUt\">3. \u5b57\u9577\u5c0d\u67e5\u8a62\u6027\u80fd\u7684\u5f71\u97ff<\/h2>\n<p>\u9664\u4e86\u5b58\u5132\u6548\u7387\uff0c\u6574\u6578\u5b57\u9577\u9084\u6703\u5f71\u97ff\u67e5\u8a62\u6027\u80fd\u3002\u6578\u64da\u5eab\u5728\u8655\u7406\u67e5\u8a62\u6642\uff0c\u8f03\u5c0f\u7684\u6578\u64da\u985e\u578b\u901a\u5e38\u80fd\u5920\u63d0\u9ad8\u67e5\u8a62\u901f\u5ea6\u3002\u9019\u662f\u56e0\u70ba\u8f03\u5c0f\u7684\u6578\u64da\u985e\u578b\u53ef\u4ee5\u6e1b\u5c11\u5167\u5b58\u7684\u4f7f\u7528\uff0c\u5f9e\u800c\u63d0\u9ad8\u7de9\u5b58\u7684\u6548\u7387\u3002<\/p>\n<p>\u4f8b\u5982\uff0c\u5728\u9032\u884c\u7d22\u5f15\u67e5\u8a62\u6642\uff0c\u4f7f\u7528<code>TINYINT<\/code>\u985e\u578b\u7684\u7d22\u5f15\u6bd4\u4f7f\u7528<code>INT<\/code>\u985e\u578b\u7684\u7d22\u5f15\u66f4\u5c0f\uff0c\u9019\u610f\u5473\u8457\u66f4\u591a\u7684\u7d22\u5f15\u53ef\u4ee5\u88ab\u52a0\u8f09\u5230\u5167\u5b58\u4e2d\uff0c\u5f9e\u800c\u63d0\u9ad8\u67e5\u8a62\u7684\u901f\u5ea6\u3002\u6839\u64da\u4e00\u4e9b\u6027\u80fd\u6e2c\u8a66\uff0c\u4f7f\u7528\u8f03\u5c0f\u7684\u6574\u6578\u985e\u578b\u53ef\u4ee5\u4f7f\u67e5\u8a62\u901f\u5ea6\u63d0\u9ad820%\u81f330%\u3002<\/p>\n<h2 id=\"4-%e5%af%a6%e9%9a%9b%e6%87%89%e7%94%a8%e4%b8%ad%e7%9a%84%e8%80%83%e9%87%8f-NYvqsHjSUt\">4. \u5be6\u969b\u61c9\u7528\u4e2d\u7684\u8003\u91cf<\/h2>\n<p>\u5728\u5be6\u969b\u61c9\u7528\u4e2d\uff0c\u9078\u64c7\u6574\u6578\u985e\u578b\u7684\u5b57\u9577\u6642\u9700\u8981\u8003\u616e\u591a\u500b\u56e0\u7d20\uff0c\u5305\u62ec\u6578\u64da\u7684\u7bc4\u570d\u3001\u9810\u671f\u7684\u6578\u64da\u589e\u9577\u4ee5\u53ca\u7cfb\u7d71\u7684\u6027\u80fd\u9700\u6c42\u3002\u82e5\u9810\u671f\u6578\u64da\u91cf\u4e0d\u6703\u8d85\u904e\u67d0\u500b\u7bc4\u570d\uff0c\u5247\u53ef\u4ee5\u9078\u64c7\u8f03\u5c0f\u7684\u6574\u6578\u985e\u578b\u4ee5\u7bc0\u7701\u5b58\u5132\u7a7a\u9593\u548c\u63d0\u9ad8\u6027\u80fd\u3002<\/p>\n<p>\u4f8b\u5982\uff0c\u5728\u7528\u6236\u5e74\u9f61\u7684\u5b58\u5132\u4e2d\uff0c\u4f7f\u7528<code>TINYINT<\/code>\u5c31\u8db3\u5920\u4e86\uff1b\u800c\u5728\u5b58\u5132\u7528\u6236ID\u6642\uff0c\u5247\u53ef\u80fd\u9700\u8981\u4f7f\u7528<code>INT<\/code>\u6216<code>BIGINT<\/code>\u4ee5\u61c9\u5c0d\u672a\u4f86\u7684\u64f4\u5c55\u9700\u6c42\u3002<\/p>\n<h2 id=\"%e7%b8%bd%e7%b5%90-NYvqsHjSUt\">\u7e3d\u7d50<\/h2>\n<p>\u6574\u9ad4\u800c\u8a00\uff0c\u6578\u64da\u5eab\u4e2d\u6574\u6578\u985e\u578b\u7684\u5b57\u9577\u5c0d\u7cfb\u7d71\u6027\u80fd\u6709\u8457\u6df1\u9060\u7684\u5f71\u97ff\u3002\u9078\u64c7\u5408\u9069\u7684\u5b57\u9577\u4e0d\u50c5\u80fd\u63d0\u9ad8\u5b58\u5132\u6548\u7387\uff0c\u9084\u80fd\u63d0\u5347\u67e5\u8a62\u6027\u80fd\u3002\u5728\u8a2d\u8a08\u6578\u64da\u5eab\u6642\uff0c\u958b\u767c\u8005\u61c9\u6839\u64da\u5177\u9ad4\u9700\u6c42\u4ed4\u7d30\u8003\u91cf\u6574\u6578\u985e\u578b\u7684\u9078\u64c7\uff0c\u4ee5\u9054\u5230\u6700\u4f73\u7684\u7cfb\u7d71\u6027\u80fd\u3002<\/p>\n<p>\u5982\u9700\u4e86\u89e3\u66f4\u591a\u95dc\u65bc<code>VPS<\/code>\u3001<a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a>\u53ca\u5176\u4ed6\u76f8\u95dc\u670d\u52d9\u7684\u4fe1\u606f\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7a76\u6578\u64da\u5eab\u4e2dint\u985e\u578b\u7684\u5b57\u9577\u5982\u4f55\u5f71\u97ff\u7cfb\u7d71\u6027\u80fd\uff0c\u5206\u6790\u4e0d\u540c\u5b57\u9577\u5c0d\u5b58\u5132\u6548\u7387\u548c\u67e5\u8a62\u901f\u5ea6\u7684\u5f71\u97ff\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-188472","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/188472","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=188472"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/188472\/revisions"}],"predecessor-version":[{"id":188473,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/188472\/revisions\/188473"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=188472"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=188472"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=188472"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}