{"id":96749,"date":"2024-04-11T15:12:10","date_gmt":"2024-04-11T07:12:10","guid":{"rendered":"https:\/\/docs.pingcode.com\/ask\/ask-ask\/96749.html"},"modified":"2024-04-11T15:12:11","modified_gmt":"2024-04-11T07:12:11","slug":"%e5%88%86%e5%b8%83%e5%bc%8fid%e7%94%9f%e6%88%90%e6%96%b9%e6%a1%88","status":"publish","type":"post","link":"https:\/\/docs.pingcode.com\/ask\/ask-ask\/96749.html","title":{"rendered":"\u5206\u5e03\u5f0fID\u751f\u6210\u65b9\u6848"},"content":{"rendered":"

\"\u5206\u5e03\u5f0fID\u751f\u6210\u65b9\u6848\"<\/p>\n

\u5206\u5e03\u5f0f\u7cfb\u7edf\u5728\u5904\u7406\u5927\u91cf\u6570\u636e\u65f6\uff0c\u5bf9\u4e8e\u552f\u4e00\u6027ID\u7684\u9700\u6c42\u5c24\u4e3a\u91cd\u8981<\/strong>\u3002\u5206\u5e03\u5f0fID\u751f\u6210\u65b9\u6848\u4e3b\u8981\u5305\u62ecUUID\u3001\u6570\u636e\u5e93\u81ea\u589eID\u3001\u96ea\u82b1\u7b97\u6cd5(Snowflake)\u3001Leaf\u3001\u4ee5\u53ca\u57fa\u4e8eRedis\u7684ID\u751f\u6210\u7b56\u7565<\/strong>\u3002\u96ea\u82b1\u7b97\u6cd5<\/strong>\u662f\u5176\u4e2d\u4e00\u4e2a\u91cd\u70b9\u548c\u5e7f\u6cdb\u4f7f\u7528\u7684\u751f\u6210\u65b9\u6848\uff0c\u5b83\u901a\u8fc7\u7ed3\u5408\u673a\u5668ID\u3001\u65f6\u95f4\u6233\u548c\u5e8f\u5217\u53f7\u4e09\u90e8\u5206\u6765\u786e\u4fddID\u7684\u552f\u4e00\u6027\u548c\u6709\u5e8f\u6027\uff0c\u65e2\u89e3\u51b3\u4e86\u5206\u5e03\u5f0f\u7cfb\u7edf\u4e2d\u7684\u552f\u4e00\u6027\u9700\u6c42\uff0c\u53c8\u517c\u987e\u4e86\u6027\u80fd\u548c\u53ef\u6269\u5c55\u6027\u3002<\/p>\n<\/p>\n

\u4e00\u3001UUID<\/h3>\n<\/p>\n

UUID\uff08\u901a\u7528\u552f\u4e00\u8bc6\u522b\u7801\uff09\u662f\u4e00\u79cd\u901a\u8fc7\u7279\u5b9a\u7b97\u6cd5\u751f\u6210\u7684128\u4f4d\u957f\u7684\u6807\u8bc6\u7b26<\/strong>\uff0c\u5728\u7406\u8bba\u4e0a\u5176\u552f\u4e00\u6027\u5f97\u5230\u4e86\u5f88\u597d\u7684\u4fdd\u8bc1\u3002UUID\u7684\u4f18\u70b9\u5728\u4e8e\u7b80\u5355\u6613\u7528\u3001\u751f\u6210\u901f\u5ea6\u5feb\uff0c\u9002\u7528\u4e8e\u4efb\u4f55\u89c4\u6a21\u7684\u7cfb\u7edf\u3002\u4f46\u5176\u7f3a\u70b9\u4e5f\u975e\u5e38\u660e\u663e\uff1aUUID\u8fc7\u957f\u3001\u4e0d\u6613\u5b58\u50a8\u3001\u65e0\u5e8f\uff0c\u5bfc\u81f4\u5728\u6570\u636e\u5e93\u7d22\u5f15\u6548\u7387\u4f4e\u4e0b<\/strong>\u3002<\/p>\n<\/p>\n

UUID\u7684\u751f\u6210\u4e3b\u8981\u5206\u4e3a\u56db\u79cd\u65b9\u5f0f\uff0c\u6700\u5e38\u7528\u7684\u662f\u57fa\u4e8e\u65f6\u95f4\u6233\u3001\u968f\u673a\u6570\u6216\u8005\u662f\u5b83\u4eec\u7684\u7ec4\u5408\u8fdb\u884c\u751f\u6210\u3002\u867d\u7136UUID\u5728\u5e94\u7528\u7a0b\u5e8f\u4e2d\u975e\u5e38\u901a\u7528\uff0c\u4f46\u5728\u5206\u5e03\u5f0f\u7cfb\u7edf\u4e2d\uff0c\u5c24\u5176\u662f\u6570\u636e\u91cf\u975e\u5e38\u5de8\u5927\u65f6\uff0c\u5bf9\u6570\u636e\u5e93\u6027\u80fd\u7684\u5f71\u54cd\u4e0d\u80fd\u5ffd\u89c6\u3002<\/p>\n<\/p>\n

\u4e8c\u3001\u6570\u636e\u5e93\u81ea\u589eID<\/h3>\n<\/p>\n

\u6570\u636e\u5e93\u81ea\u589eID\u662f\u4e00\u79cd\u975e\u5e38\u7b80\u5355\u76f4\u63a5\u7684\u65b9\u6cd5\uff0c\u901a\u8fc7\u6570\u636e\u5e93\u81ea\u5e26\u7684\u81ea\u589e\u5c5e\u6027\u751f\u6210\u552f\u4e00ID\u3002\u8fd9\u79cd\u65b9\u6cd5\u7b80\u5355\u3001\u6613\u5b9e\u73b0\uff0c\u4e14ID\u6709\u5e8f\uff0c\u4f46\u5728\u5206\u5e03\u5f0f\u73af\u5883\u4e0b\u5374\u663e\u5f97\u529b\u4e0d\u4ece\u5fc3<\/strong>\u3002\u9996\u5148\uff0c\u5b83\u4f9d\u8d56\u4e8e\u5355\u4e00\u7684\u6570\u636e\u5e93\uff0c\u4e00\u65e6\u6570\u636e\u5e93\u5b95\u673a\uff0c\u6574\u4e2aID\u751f\u6210\u7cfb\u7edf\u5c06\u4e0d\u53ef\u7528\u3002\u5176\u6b21\uff0c\u6570\u636e\u5e93\u7684\u8d1f\u8f7d\u4f1a\u968f\u7740\u8bf7\u6c42\u91cf\u7684\u589e\u5927\u800c\u589e\u5927<\/strong>\uff0c\u5f71\u54cd\u6574\u4f53\u7684\u6027\u80fd\u3002<\/p>\n<\/p>\n

\u5728\u9ad8\u5e76\u53d1\u7684\u73af\u5883\u4e0b\uff0c\u8981\u5b9e\u73b0\u9ad8\u6548\u7684\u6570\u636e\u5e93\u81ea\u589eID\uff0c\u901a\u5e38\u9700\u8981\u7ed3\u5408\u5206\u5e03\u5f0f\u4e8b\u52a1\u3001\u6570\u636e\u5e93\u5206\u7247\u7b49\u6280\u672f\uff0c\u589e\u52a0\u4e86\u7cfb\u7edf\u7684\u590d\u6742\u5ea6\u3002<\/p>\n<\/p>\n

\u4e09\u3001\u96ea\u82b1\u7b97\u6cd5(Snowflake)<\/h3>\n<\/p>\n

\u96ea\u82b1\u7b97\u6cd5\u662fTwitter\u5f00\u6e90\u7684\u5206\u5e03\u5f0fID\u751f\u6210\u7b97\u6cd5\uff0c\u901a\u8fc764\u4f4d\u7684\u4e8c\u8fdb\u5236\u6570\u6765\u786e\u4fddID\u7684\u552f\u4e00\u6027\u548c\u6709\u5e8f\u6027<\/strong>\u3002\u8fd964\u4f4d\u4e2d\uff0c\u5305\u62ec1\u4f4d\u672a\u4f7f\u7528\u4f4d\u300141\u4f4d\u65f6\u95f4\u6233\u300110\u4f4d\u5de5\u4f5c\u673a\u5668ID\u548c12\u4f4d\u5e8f\u5217\u53f7\u3002\u96ea\u82b1\u7b97\u6cd5\u7684\u6838\u5fc3\u4f18\u52bf\u5728\u4e8e<\/strong>\uff0c\u5373\u4fbf\u5728\u5206\u5e03\u5f0f\u7cfb\u7edf\u4e2d\uff0c\u4e5f\u80fd\u591f\u901a\u8fc7\u65f6\u95f4\u6233\u786e\u4fdd\u5168\u5c40\u552f\u4e00\u6027\uff0c\u540c\u65f6\u5229\u7528\u5e8f\u5217\u53f7\u6765\u786e\u4fdd\u5355\u4e2a\u8282\u70b9\u5185\u7684\u552f\u4e00\u6027\u548c\u6709\u5e8f\u6027\u3002<\/p>\n<\/p>\n

\u5176\u4e2d\uff0c\u65f6\u95f4\u6233\u7684\u4f7f\u7528\u4f7f\u5f97\u751f\u6210\u7684ID\u4e0d\u4ec5\u552f\u4e00\uff0c\u8fd8\u5177\u6709\u65f6\u5e8f\u6027\uff0c\u6613\u4e8e\u6392\u5e8f\u3002\u5de5\u4f5c\u673a\u5668ID\u7684\u5f15\u5165\uff0c\u8ba9\u4e0d\u540c\u7684\u8282\u70b9\u751f\u6210\u4e0d\u540c\u8303\u56f4\u7684ID\uff0c\u8fdb\u4e00\u6b65\u4fdd\u8bc1\u4e86ID\u7684\u552f\u4e00\u6027\u3002\u6700\u540e\uff0c\u5e8f\u5217\u53f7\u7684\u8bbe\u8ba1\uff0c\u89e3\u51b3\u4e86\u5355\u8282\u70b9\u5728\u540c\u4e00\u6beb\u79d2\u5185\u751f\u6210\u591a\u4e2aID\u7684\u95ee\u9898\u3002<\/p>\n<\/p>\n

\u56db\u3001Leaf<\/h3>\n<\/p>\n

Leaf\u662f\u7f8e\u56e2\u70b9\u8bc4\u5f00\u6e90\u7684\u5206\u5e03\u5f0fID\u751f\u6210\u7cfb\u7edf\uff0c\u5b83\u5305\u542b\u4e24\u4e2a\u6838\u5fc3\u6a21\u5757\uff1aLeaf-segment\u548cLeaf-snowflake<\/strong>\u3002Leaf-segment\u901a\u8fc7\u6570\u636e\u5e93\u7ef4\u62a4ID\u6bb5\uff0c\u6bcf\u6b21\u83b7\u53d6\u4e00\u6bb5ID\u7f13\u5b58\u4e8e\u5185\u5b58\u4e2d\uff0c\u51cf\u8f7b\u6570\u636e\u5e93\u8d1f\u8f7d\uff1bLeaf-snowflake\u5219\u662f\u57fa\u4e8eSnowflake\u7b97\u6cd5\u7684\u4e00\u4e2a\u5b9e\u73b0\uff0c\u901a\u8fc7Zookeeper\u89e3\u51b3\u4e86Snowflake\u7b97\u6cd5\u4e2d\u673a\u5668ID\u7684\u5206\u914d\u95ee\u9898\u3002<\/p>\n<\/p>\n

Leaf\u5728\u8bbe\u8ba1\u65f6\u5145\u5206\u8003\u8651\u4e86\u53ef\u7528\u6027\u548c\u7a33\u5b9a\u6027\uff0c\u901a\u8fc7\u9884\u5206\u914dID\u6bb5\u7684\u65b9\u5f0f\uff0c\u5373\u4f7f\u6570\u636e\u5e93\u77ed\u65f6\u95f4\u4e0d\u53ef\u7528\uff0c\u4e5f\u80fd\u4fdd\u8bc1ID\u7684\u6b63\u5e38\u751f\u6210\u3002<\/p>\n<\/p>\n

\u4e94\u3001\u57fa\u4e8eRedis\u7684ID\u751f\u6210\u7b56\u7565<\/h3>\n<\/p>\n

Redis\u7531\u4e8e\u5176\u9ad8\u6027\u80fd\u548c\u539f\u5b50\u64cd\u4f5c\u7684\u7279\u6027\uff0c\u88ab\u5e7f\u6cdb\u7528\u4e8e\u5206\u5e03\u5f0fID\u751f\u6210\u3002\u53ef\u4ee5\u901a\u8fc7Redis\u63d0\u4f9b\u7684INCR\u548cINCRBY\u547d\u4ee4\uff0c\u5b9e\u73b0\u7b80\u5355\u7684\u8ba1\u6570\u5668\uff0c\u4ece\u800c\u751f\u6210\u552f\u4e00ID\u3002\u76f8\u6bd4\u4e8e\u6570\u636e\u5e93\u81ea\u589eID\uff0c\u57fa\u4e8eRedis\u7684\u65b9\u6848\u6709\u66f4\u597d\u7684\u6027\u80fd\u548c\u53ef\u6269\u5c55\u6027<\/strong>\u3002<\/p>\n<\/p>\n

\u6b64\u5916\uff0c\u53ef\u4ee5\u7ed3\u5408Lua\u811a\u672c\u548cRedis\u7684\u4e8b\u52a1\u7279\u6027\uff0c\u5b9e\u73b0\u66f4\u4e3a\u590d\u6742\u7684ID\u751f\u6210\u7b56\u7565\u3002\u6bd4\u5982\uff0c\u901a\u8fc7Lua\u811a\u672c\u53ef\u4ee5\u5728Redis\u4e2d\u5b9e\u73b0\u7c7b\u4f3c\u96ea\u82b1\u7b97\u6cd5\u7684\u903b\u8f91\uff0c\u65e2\u4fdd\u8bc1\u4e86ID\u7684\u552f\u4e00\u6027\uff0c\u53c8\u89e3\u51b3\u4e86\u65f6\u949f\u56de\u62e8\u95ee\u9898\u3002<\/p>\n<\/p>\n

\u5206\u5e03\u5f0fID\u751f\u6210\u65b9\u6848\u662f\u786e\u4fdd\u6570\u636e\u552f\u4e00\u6027\u548c\u4e00\u81f4\u6027\u7684\u5173\u952e\u3002\u5728\u9009\u62e9\u5177\u4f53\u65b9\u6848\u65f6\uff0c\u9700\u8981\u8003\u8651\u7cfb\u7edf\u7684\u89c4\u6a21\u3001\u6027\u80fd\u9700\u6c42\u3001\u5bb9\u9519\u80fd\u529b\u7b49\u591a\u65b9\u9762\u56e0\u7d20\uff0c\u4ee5\u786e\u4fdd\u7cfb\u7edf\u7684\u9ad8\u6548\u548c\u7a33\u5b9a\u8fd0\u884c\u3002<\/p>\n<\/p>\n

\u76f8\u5173\u95ee\u7b54FAQs\uff1a<\/strong><\/h2>\n

1. \u5206\u5e03\u5f0fID\u751f\u6210\u65b9\u6848\u6709\u54ea\u4e9b\u5e38\u7528\u7684\u5b9e\u73b0\u65b9\u5f0f\uff1f<\/strong><\/p>\n

\u5206\u5e03\u5f0fID\u751f\u6210\u65b9\u6848\u5e38\u7528\u7684\u5b9e\u73b0\u65b9\u5f0f\u6709\uff1aSnowflake\u7b97\u6cd5\u3001UUID\u3001\u6570\u636e\u5e93\u81ea\u589eID\u3001Redis\u7b49\u3002<\/p>\n

2. Snowflake\u7b97\u6cd5\u662f\u5982\u4f55\u5b9e\u73b0\u5206\u5e03\u5f0fID\u7684\u751f\u6210\u7684\uff1f<\/strong><\/p>\n

Snowflake\u7b97\u6cd5\u901a\u8fc7\u4f7f\u752864\u4f4d\u7684\u6574\u6570\u6765\u8868\u793a\u5206\u5e03\u5f0fID\uff0c\u5176\u4e2d\u9ad8\u4f4d\u8868\u793a\u65f6\u95f4\u6233\uff0c\u4e2d\u95f4\u4f4d\u8868\u793a\u673a\u5668ID\uff0c\u4f4e\u4f4d\u8868\u793a\u7c7b\u4f3c\u81ea\u589e\u5e8f\u5217\u7684\u6570\u5b57\u3002\u8be5\u7b97\u6cd5\u53ef\u4ee5\u4fdd\u8bc1\u5728\u96c6\u7fa4\u4e2d\u6bcf\u53f0\u673a\u5668\u90fd\u6709\u552f\u4e00\u7684ID\u751f\u6210\u80fd\u529b\uff0c\u4e14ID\u6309\u7167\u65f6\u95f4\u6709\u5e8f\u6392\u5217\u3002<\/p>\n

3. \u5982\u4f55\u9009\u62e9\u5408\u9002\u7684\u5206\u5e03\u5f0fID\u751f\u6210\u65b9\u6848\uff1f<\/strong><\/p>\n

\u9009\u62e9\u5408\u9002\u7684\u5206\u5e03\u5f0fID\u751f\u6210\u65b9\u6848\u8981\u7efc\u5408\u8003\u8651\u7cfb\u7edf\u7684\u9700\u6c42\u548c\u4e1a\u52a1\u573a\u666f\u3002\u5982\u679c\u5bf9ID\u7684\u6709\u5e8f\u6027\u8981\u6c42\u8f83\u9ad8\uff0c\u53ef\u4ee5\u9009\u62e9Snowflake\u7b97\u6cd5\uff1b\u5982\u679c\u5bf9ID\u7684\u552f\u4e00\u6027\u8981\u6c42\u8f83\u9ad8\uff0c\u53ef\u4ee5\u9009\u62e9UUID\uff1b\u5982\u679c\u60f3\u8981\u5229\u7528\u5df2\u6709\u7684\u6570\u636e\u5e93\u7279\u6027\uff0c\u53ef\u4ee5\u9009\u62e9\u6570\u636e\u5e93\u81ea\u589eID\uff1b\u5982\u679c\u9700\u8981\u66f4\u7075\u6d3b\u7684ID\u751f\u6210\u65b9\u6848\uff0c\u53ef\u4ee5\u8003\u8651\u4f7f\u7528Redis\u7b49\u7f13\u5b58\u6570\u636e\u5e93\u6765\u5b9e\u73b0\u3002\u6700\u7ec8\u7684\u9009\u62e9\u5e94\u6839\u636e\u5177\u4f53\u60c5\u51b5\u8fdb\u884c\u6743\u8861\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"\u5206\u5e03\u5f0f\u7cfb\u7edf\u5728\u5904\u7406\u5927\u91cf\u6570\u636e\u65f6\uff0c\u5bf9\u4e8e\u552f\u4e00\u6027ID\u7684\u9700\u6c42\u5c24\u4e3a\u91cd\u8981\u3002\u5206\u5e03\u5f0fID\u751f\u6210\u65b9\u6848\u4e3b\u8981\u5305\u62ecUUID\u3001\u6570\u636e\u5e93\u81ea\u589eID\u3001 […]","protected":false},"author":3,"featured_media":96753,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[37],"tags":[],"acf":[],"_links":{"self":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/96749"}],"collection":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/comments?post=96749"}],"version-history":[{"count":0,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/96749\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media\/96753"}],"wp:attachment":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media?parent=96749"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/categories?post=96749"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/tags?post=96749"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}