{"id":186000,"date":"2024-11-11T02:16:31","date_gmt":"2024-11-10T18:16:31","guid":{"rendered":"https:\/\/server.hk\/cnblog\/186000\/"},"modified":"2024-11-11T02:16:32","modified_gmt":"2024-11-10T18:16:32","slug":"%e6%95%b8%e6%93%9a%e5%ba%absequence%e7%9a%84%e7%bc%ba%e9%99%b7%e5%8f%8a%e6%87%89%e5%b0%8d%e6%8e%aa%e6%96%bd%ef%bc%88%e6%95%b8%e6%93%9a%e5%ba%absequence%e7%bc%ba%e9%bb%9e%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/186000\/","title":{"rendered":"\u6578\u64da\u5eabsequence\u7684\u7f3a\u9677\u53ca\u61c9\u5c0d\u63aa\u65bd\uff08\u6578\u64da\u5eabsequence\u7f3a\u9ede\uff09"},"content":{"rendered":"

\u6578\u64da\u5eabsequence\u7684\u7f3a\u9677\u53ca\u61c9\u5c0d\u63aa\u65bd\uff08\u6578\u64da\u5eabsequence\u7f3a\u9ede\uff09<\/h1>\n

\u5728\u6578\u64da\u5eab\u7ba1\u7406\u7cfb\u7d71\u4e2d\uff0csequence\u662f\u4e00\u7a2e\u7528\u65bc\u751f\u6210\u552f\u4e00\u6578\u5b57\u7684\u5c0d\u8c61\uff0c\u901a\u5e38\u7528\u65bc\u4e3b\u9375\u7684\u81ea\u52d5\u589e\u9577\u3002\u96d6\u7136sequence\u5728\u8a31\u591a\u60c5\u6cc1\u4e0b\u90fd\u975e\u5e38\u6709\u7528\uff0c\u4f46\u5b83\u4e5f\u5b58\u5728\u4e00\u4e9b\u7f3a\u9677\u548c\u6311\u6230\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u6578\u64da\u5eabsequence\u7684\u7f3a\u9677\u53ca\u5176\u61c9\u5c0d\u63aa\u65bd\u3002<\/p>\n

\u6578\u64da\u5eabsequence\u7684\u7f3a\u9677<\/h2>\n

1. \u552f\u4e00\u6027\u554f\u984c<\/h3>\n

\u96d6\u7136sequence\u7684\u4e3b\u8981\u529f\u80fd\u662f\u751f\u6210\u552f\u4e00\u7684\u6578\u5b57\uff0c\u4f46\u5728\u67d0\u4e9b\u60c5\u6cc1\u4e0b\uff0c\u53ef\u80fd\u6703\u51fa\u73fe\u91cd\u8907\u7684\u60c5\u6cc1\u3002\u4f8b\u5982\uff0c\u5728\u5206\u4f48\u5f0f\u7cfb\u7d71\u4e2d\uff0c\u7576\u591a\u500b\u6578\u64da\u5eab\u5be6\u4f8b\u540c\u6642\u751f\u6210\u5e8f\u5217\u6642\uff0c\u53ef\u80fd\u6703\u5c0e\u81f4\u91cd\u8907\u7684\u4e3b\u9375\u3002\u9019\u7a2e\u60c5\u6cc1\u4e0b\uff0c\u6578\u64da\u7684\u5b8c\u6574\u6027\u5c07\u53d7\u5230\u5a01\u8105\u3002<\/p>\n

2. \u6027\u80fd\u74f6\u9838<\/h3>\n

\u5728\u9ad8\u4f75\u767c\u7684\u74b0\u5883\u4e2d\uff0csequence\u7684\u4f7f\u7528\u53ef\u80fd\u6703\u6210\u70ba\u6027\u80fd\u74f6\u9838\u3002\u7576\u591a\u500b\u8acb\u6c42\u540c\u6642\u8acb\u6c42\u5e8f\u5217\u503c\u6642\uff0c\u6578\u64da\u5eab\u9700\u8981\u9032\u884c\u9396\u5b9a\u64cd\u4f5c\u4ee5\u78ba\u4fdd\u6578\u64da\u7684\u4e00\u81f4\u6027\uff0c\u9019\u6703\u5c0e\u81f4\u5ef6\u9072\u548c\u6027\u80fd\u4e0b\u964d\u3002<\/p>\n

3. \u7121\u6cd5\u56de\u9000<\/h3>\n

\u4f7f\u7528sequence\u751f\u6210\u7684\u6578\u5b57\u4e00\u65e6\u88ab\u4f7f\u7528\uff0c\u5c31\u7121\u6cd5\u56de\u9000\u3002\u4f8b\u5982\uff0c\u5982\u679c\u4e00\u500b\u8acb\u6c42\u751f\u6210\u4e86\u4e00\u500b\u5e8f\u5217\u865f\uff0c\u4f46\u96a8\u5f8c\u56e0\u70ba\u67d0\u7a2e\u539f\u56e0\u88ab\u64a4\u92b7\uff0c\u9019\u500b\u5e8f\u5217\u865f\u5c07\u7121\u6cd5\u518d\u88ab\u4f7f\u7528\uff0c\u9019\u53ef\u80fd\u6703\u5c0e\u81f4\u5e8f\u5217\u865f\u7684\u6d6a\u8cbb\u3002<\/p>\n

4. \u96b1\u79c1\u554f\u984c<\/h3>\n

\u5728\u67d0\u4e9b\u60c5\u6cc1\u4e0b\uff0csequence\u751f\u6210\u7684\u6578\u5b57\u53ef\u80fd\u6703\u66b4\u9732\u7cfb\u7d71\u7684\u5167\u90e8\u7d50\u69cb\u3002\u4f8b\u5982\uff0c\u653b\u64ca\u8005\u53ef\u4ee5\u901a\u904e\u89c0\u5bdf\u5e8f\u5217\u865f\u7684\u751f\u6210\u6a21\u5f0f\u4f86\u63a8\u6e2c\u7cfb\u7d71\u7684\u904b\u4f5c\uff0c\u9019\u53ef\u80fd\u6703\u5c0e\u81f4\u5b89\u5168\u96b1\u60a3\u3002<\/p>\n

\u61c9\u5c0d\u63aa\u65bd<\/h2>\n

1. \u4f7f\u7528UUID<\/h3>\n

\u70ba\u4e86\u907f\u514d\u552f\u4e00\u6027\u554f\u984c\uff0c\u53ef\u4ee5\u8003\u616e\u4f7f\u7528UUID\uff08\u901a\u7528\u552f\u4e00\u8b58\u5225\u78bc\uff09\u4f5c\u70ba\u4e3b\u9375\u3002UUID\u7684\u751f\u6210\u662f\u96a8\u6a5f\u7684\uff0c\u5e7e\u4e4e\u4e0d\u6703\u51fa\u73fe\u91cd\u8907\u7684\u60c5\u6cc1\uff0c\u9019\u6a23\u53ef\u4ee5\u6709\u6548\u5730\u89e3\u6c7a\u5206\u4f48\u5f0f\u7cfb\u7d71\u4e2d\u7684\u552f\u4e00\u6027\u554f\u984c\u3002<\/p>\n

CREATE TABLE example (\n    id UUID PRIMARY KEY DEFAULT gen_random_uuid(),\n    name VARCHAR(100)\n);<\/code><\/pre>\n
2. \u5be6\u73fe\u5e8f\u5217\u7de9\u5b58<\/h3>\n
\u70ba\u4e86\u6e1b\u5c11\u6027\u80fd\u74f6\u9838\uff0c\u53ef\u4ee5\u5be6\u73fe\u5e8f\u5217\u7de9\u5b58\u3002\u9019\u610f\u5473\u8457\u5728\u6578\u64da\u5eab\u4e2d\u9810\u5148\u751f\u6210\u4e00\u7d44\u5e8f\u5217\u865f\uff0c\u7136\u5f8c\u5728\u61c9\u7528\u7a0b\u5e8f\u4e2d\u4f7f\u7528\u9019\u4e9b\u5e8f\u5217\u865f\uff0c\u800c\u4e0d\u662f\u6bcf\u6b21\u90fd\u8acb\u6c42\u65b0\u7684\u5e8f\u5217\u865f\u3002\u9019\u6a23\u53ef\u4ee5\u6e1b\u5c11\u9396\u5b9a\u7684\u983b\u7387\uff0c\u63d0\u9ad8\u6027\u80fd\u3002<\/p>\n
3. \u4f7f\u7528\u81ea\u589e\u4e3b\u9375<\/h3>\n
\u5728\u67d0\u4e9b\u6578\u64da\u5eab\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528\u81ea\u589e\u4e3b\u9375\u4f86\u66ff\u4ee3sequence\u3002\u81ea\u589e\u4e3b\u9375\u901a\u5e38\u7531\u6578\u64da\u5eab\u81ea\u52d5\u7ba1\u7406\uff0c\u9019\u6a23\u53ef\u4ee5\u6e1b\u5c11\u624b\u52d5\u7ba1\u7406\u5e8f\u5217\u7684\u8907\u96dc\u6027\u3002<\/p>\n
CREATE TABLE example (\n    id INT AUTO_INCREMENT PRIMARY KEY,\n    name VARCHAR(100)\n);<\/code><\/pre>\n
4. \u52a0\u5f37\u5b89\u5168\u6027<\/h3>\n
\u70ba\u4e86\u9632\u6b62\u96b1\u79c1\u554f\u984c\uff0c\u53ef\u4ee5\u5c0d\u5e8f\u5217\u865f\u9032\u884c\u52a0\u5bc6\u6216\u6df7\u6dc6\u8655\u7406\u3002\u9019\u6a23\uff0c\u5373\u4f7f\u653b\u64ca\u8005\u7372\u5f97\u4e86\u5e8f\u5217\u865f\uff0c\u4e5f\u7121\u6cd5\u8f15\u6613\u63a8\u6e2c\u51fa\u7cfb\u7d71\u7684\u5167\u90e8\u7d50\u69cb\u3002<\/p>\n
\u7e3d\u7d50<\/h2>\n
\u6578\u64da\u5eabsequence\u5728\u751f\u6210\u552f\u4e00\u6578\u5b57\u65b9\u9762\u5177\u6709\u91cd\u8981\u4f5c\u7528\uff0c\u4f46\u4e5f\u5b58\u5728\u4e00\u4e9b\u7f3a\u9677\uff0c\u5982\u552f\u4e00\u6027\u554f\u984c\u3001\u6027\u80fd\u74f6\u9838\u3001\u7121\u6cd5\u56de\u9000\u53ca\u96b1\u79c1\u554f\u984c\u3002\u901a\u904e\u4f7f\u7528UUID\u3001\u5be6\u73fe\u5e8f\u5217\u7de9\u5b58\u3001\u4f7f\u7528\u81ea\u589e\u4e3b\u9375\u4ee5\u53ca\u52a0\u5f37\u5b89\u5168\u6027\u7b49\u63aa\u65bd\uff0c\u53ef\u4ee5\u6709\u6548\u5730\u61c9\u5c0d\u9019\u4e9b\u6311\u6230\u3002\u5c0d\u65bc\u9700\u8981\u9ad8\u6548\u548c\u5b89\u5168\u6578\u64da\u7ba1\u7406\u7684\u4f01\u696d\uff0c\u9078\u64c7\u5408\u9069\u7684\u6578\u64da\u5eab\u89e3\u6c7a\u65b9\u6848\u81f3\u95dc\u91cd\u8981\u3002\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u53ef\u9760\u7684 \u9999\u6e2fVPS<\/a> \u670d\u52d9\uff0cServer.HK \u63d0\u4f9b\u591a\u7a2e\u9078\u64c7\u4ee5\u6eff\u8db3\u60a8\u7684\u9700\u6c42\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
\u63a2\u8a0e\u6578\u64da\u5eabsequence\u7684\u7f3a\u9677\u53ca\u5176\u61c9\u5c0d\u63aa\u65bd\uff0c\u5206\u6790\u5176\u5728\u6027\u80fd\u548c\u4e00\u81f4\u6027\u65b9\u9762\u7684\u6311\u6230\u8207\u89e3\u6c7a\u65b9\u6848\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-186000","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/186000","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=186000"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/186000\/revisions"}],"predecessor-version":[{"id":186001,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/186000\/revisions\/186001"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=186000"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=186000"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=186000"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}