{"id":77768,"date":"2024-10-16T11:06:17","date_gmt":"2024-10-16T03:06:17","guid":{"rendered":"https:\/\/server.hk\/cnblog\/77768\/"},"modified":"2024-10-16T11:06:17","modified_gmt":"2024-10-16T03:06:17","slug":"mysql%e6%8c%87%e4%bb%a4-bigint%ef%bc%88%e5%a4%a7%e6%95%b4%e6%95%b8%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/77768\/","title":{"rendered":"MySQL\u6307\u4ee4: BIGINT\uff08\u5927\u6574\u6578\uff09"},"content":{"rendered":"<h1 id=\"mysql%e6%8c%87%e4%bb%a4-bigint%ef%bc%88%e5%a4%a7%e6%95%b4%e6%95%b8%ef%bc%89-xCmoIVlMnc\">MySQL\u6307\u4ee4: BIGINT\uff08\u5927\u6574\u6578\uff09<\/h1>\n<p>\u5728\u8cc7\u6599\u5eab\u7ba1\u7406\u7cfb\u7d71\u4e2d\uff0c\u6578\u64da\u985e\u578b\u7684\u9078\u64c7\u5c0d\u65bc\u6578\u64da\u7684\u5b58\u5132\u548c\u8655\u7406\u81f3\u95dc\u91cd\u8981\u3002MySQL\u4f5c\u70ba\u4e00\u500b\u6d41\u884c\u7684\u958b\u6e90\u8cc7\u6599\u5eab\u7cfb\u7d71\uff0c\u63d0\u4f9b\u4e86\u591a\u7a2e\u6578\u64da\u985e\u578b\u4ee5\u6eff\u8db3\u4e0d\u540c\u7684\u9700\u6c42\u3002\u5176\u4e2d\uff0c<strong>BIGINT<\/strong>\uff08\u5927\u6574\u6578\uff09\u662f\u4e00\u7a2e\u5e38\u7528\u7684\u6578\u64da\u985e\u578b\uff0c\u7279\u5225\u9069\u5408\u9700\u8981\u5b58\u5132\u5927\u7bc4\u570d\u6574\u6578\u7684\u61c9\u7528\u5834\u666f\u3002<\/p>\n<h2 id=\"bigint%e7%9a%84%e5%ae%9a%e7%be%a9%e8%88%87%e7%af%84%e5%9c%8d-xCmoIVlMnc\">BIGINT\u7684\u5b9a\u7fa9\u8207\u7bc4\u570d<\/h2>\n<p>BIGINT\u662f\u4e00\u7a2e\u6574\u6578\u6578\u64da\u985e\u578b\uff0c\u80fd\u5920\u5b58\u5132\u7684\u6578\u503c\u7bc4\u570d\u975e\u5e38\u5ee3\u6cdb\u3002\u6839\u64daMySQL\u7684\u5b98\u65b9\u6587\u6a94\uff0cBIGINT\u7684\u7bc4\u570d\u5982\u4e0b\uff1a<\/p>\n<ul>\n<li>\u6709\u7b26\u865f\uff08signed\uff09\uff1a-9,223,372,036,854,775,808 \u5230 9,223,372,036,854,775,807<\/li>\n<li>\u7121\u7b26\u865f\uff08unsigned\uff09\uff1a0 \u5230 18,446,744,073,709,551,615<\/li>\n<\/ul>\n<p>\u9019\u610f\u5473\u8457BIGINT\u53ef\u4ee5\u5b58\u5132\u7684\u6578\u503c\u9060\u8d85\u904e\u4e00\u822c\u7684\u6574\u6578\u985e\u578b\uff08\u5982INT\uff09\uff0c\u56e0\u6b64\u5728\u9700\u8981\u8655\u7406\u5927\u91cf\u6578\u64da\u6216\u9ad8\u7cbe\u5ea6\u8a08\u7b97\u7684\u60c5\u6cc1\u4e0b\uff0cBIGINT\u662f\u4e00\u500b\u7406\u60f3\u7684\u9078\u64c7\u3002<\/p>\n<h2 id=\"bigint%e7%9a%84%e4%bd%bf%e7%94%a8%e5%a0%b4%e6%99%af-xCmoIVlMnc\">BIGINT\u7684\u4f7f\u7528\u5834\u666f<\/h2>\n<p>BIGINT\u901a\u5e38\u7528\u65bc\u4ee5\u4e0b\u5e7e\u7a2e\u60c5\u6cc1\uff1a<\/p>\n<ul>\n<li><strong>\u5927\u6578\u64da\u91cf\u7684\u8a08\u7b97\uff1a<\/strong>\u4f8b\u5982\uff0c\u7576\u9700\u8981\u5b58\u5132\u7528\u6236\u7684\u552f\u4e00\u8b58\u5225\u78bc\u6216\u4ea4\u6613\u8a18\u9304\u6642\uff0cBIGINT\u53ef\u4ee5\u78ba\u4fdd\u4e0d\u6703\u56e0\u70ba\u6578\u64da\u91cf\u904e\u5927\u800c\u5c0e\u81f4\u6ea2\u51fa\u3002<\/li>\n<li><strong>\u6642\u9593\u6233\u8a18\uff1a<\/strong>\u5728\u67d0\u4e9b\u61c9\u7528\u4e2d\uff0c\u4f7f\u7528BIGINT\u4f86\u5b58\u5132\u6beb\u79d2\u7d1a\u7684\u6642\u9593\u6233\u53ef\u4ee5\u63d0\u4f9b\u66f4\u9ad8\u7684\u7cbe\u5ea6\u3002<\/li>\n<li><strong>\u8a08\u7b97\u91d1\u984d\uff1a<\/strong>\u5728\u91d1\u878d\u61c9\u7528\u4e2d\uff0c\u4f7f\u7528BIGINT\u4f86\u5b58\u5132\u91d1\u984d\u53ef\u4ee5\u907f\u514d\u56e0\u70ba\u6d6e\u9ede\u6578\u7cbe\u5ea6\u554f\u984c\u800c\u5c0e\u81f4\u7684\u932f\u8aa4\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%a6%82%e4%bd%95%e5%9c%a8mysql%e4%b8%ad%e4%bd%bf%e7%94%a8bigint-xCmoIVlMnc\">\u5982\u4f55\u5728MySQL\u4e2d\u4f7f\u7528BIGINT<\/h2>\n<p>\u5728MySQL\u4e2d\uff0c\u4f7f\u7528BIGINT\u975e\u5e38\u7c21\u55ae\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u5275\u5efa\u8868\u683c\u7684\u7bc4\u4f8b\uff0c\u5176\u4e2d\u5305\u542b\u4e00\u500bBIGINT\u985e\u578b\u7684\u6b04\u4f4d\uff1a<\/p>\n<pre><code>CREATE TABLE transactions (\n    id BIGINT AUTO_INCREMENT PRIMARY KEY,\n    user_id BIGINT NOT NULL,\n    amount BIGINT NOT NULL,\n    created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP\n);<\/code><\/pre>\n<p>\u5728\u9019\u500b\u7bc4\u4f8b\u4e2d\uff0c<code>id<\/code>\u548c<code>user_id<\/code>\u90fd\u4f7f\u7528\u4e86BIGINT\u985e\u578b\uff0c\u9019\u6a23\u53ef\u4ee5\u78ba\u4fdd\u5373\u4f7f\u5728\u7528\u6236\u6578\u91cf\u6975\u5927\u7684\u60c5\u6cc1\u4e0b\uff0c\u4f9d\u7136\u80fd\u5920\u552f\u4e00\u6a19\u8b58\u6bcf\u4e00\u7b46\u4ea4\u6613\u3002<\/p>\n<h2 id=\"bigint%e7%9a%84%e6%80%a7%e8%83%bd%e8%80%83%e9%87%8f-xCmoIVlMnc\">BIGINT\u7684\u6027\u80fd\u8003\u91cf<\/h2>\n<p>\u5118\u7ba1BIGINT\u63d0\u4f9b\u4e86\u66f4\u5927\u7684\u6578\u503c\u7bc4\u570d\uff0c\u4f46\u5728\u6027\u80fd\u65b9\u9762\u4e5f\u9700\u8981\u8003\u616e\u3002\u7531\u65bcBIGINT\u4f54\u75288\u500b\u5b57\u7bc0\u7684\u5b58\u5132\u7a7a\u9593\uff0c\u76f8\u6bd4\u65bcINT\uff084\u500b\u5b57\u7bc0\uff09\u548cSMALLINT\uff082\u500b\u5b57\u7bc0\uff09\uff0c\u5728\u5b58\u5132\u548c\u8655\u7406\u4e0a\u6703\u6d88\u8017\u66f4\u591a\u7684\u8cc7\u6e90\u3002\u56e0\u6b64\uff0c\u5728\u9078\u64c7\u6578\u64da\u985e\u578b\u6642\uff0c\u61c9\u6839\u64da\u5be6\u969b\u9700\u6c42\u4f86\u5e73\u8861\u6027\u80fd\u548c\u5b58\u5132\u9700\u6c42\u3002<\/p>\n<h2 id=\"%e7%b5%90%e8%ab%96-xCmoIVlMnc\">\u7d50\u8ad6<\/h2>\n<p>BIGINT\u662f\u4e00\u500b\u5f37\u5927\u7684\u6578\u64da\u985e\u578b\uff0c\u9069\u5408\u7528\u65bc\u9700\u8981\u8655\u7406\u5927\u7bc4\u570d\u6574\u6578\u7684\u61c9\u7528\u5834\u666f\u3002\u7121\u8ad6\u662f\u5728\u91d1\u878d\u3001\u6578\u64da\u5206\u6790\u9084\u662f\u5176\u4ed6\u9700\u8981\u9ad8\u7cbe\u5ea6\u8a08\u7b97\u7684\u9818\u57df\uff0cBIGINT\u90fd\u80fd\u63d0\u4f9b\u53ef\u9760\u7684\u652f\u6301\u3002\u5728\u8a2d\u8a08\u8cc7\u6599\u5eab\u6642\uff0c\u9078\u64c7\u5408\u9069\u7684\u6578\u64da\u985e\u578b\u662f\u78ba\u4fdd\u7cfb\u7d71\u6027\u80fd\u548c\u7a69\u5b9a\u6027\u7684\u95dc\u9375\u3002<\/p>\n<p>\u5982\u9700\u4e86\u89e3\u66f4\u591a\u95dc\u65bc\u8cc7\u6599\u5eab\u7ba1\u7406\u548c\u5176\u4ed6\u6280\u8853\u7684\u8cc7\u8a0a\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9 <a href=\"https:\/\/server.hk\">Server.HK<\/a>\uff0c\u6211\u5011\u63d0\u4f9b\u5404\u7a2e <a href=\"https:\/\/server.hk\">VPS<\/a> \u89e3\u6c7a\u65b9\u6848\uff0c\u5e6b\u52a9\u60a8\u66f4\u597d\u5730\u7ba1\u7406\u60a8\u7684\u6578\u64da\u548c\u61c9\u7528\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e86\u89e3MySQL\u4e2d\u7684BIGINT\uff08\u5927\u6574\u6570\uff09\u6570\u636e\u7c7b\u578b\uff0c\u9002\u7528\u4e8e\u5b58\u50a8\u5927\u8303\u56f4\u6574\u6570\u503c\uff0c\u786e\u4fdd\u6570\u636e\u51c6\u786e\u6027\u4e0e\u6027\u80fd\u4f18\u5316\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-77768","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/77768","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=77768"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/77768\/revisions"}],"predecessor-version":[{"id":77769,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/77768\/revisions\/77769"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=77768"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=77768"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=77768"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}