{"id":188812,"date":"2024-11-12T02:05:23","date_gmt":"2024-11-11T18:05:23","guid":{"rendered":"https:\/\/server.hk\/cnblog\/188812\/"},"modified":"2024-11-12T02:05:24","modified_gmt":"2024-11-11T18:05:24","slug":"%e6%8e%a2%e7%b4%a2%e6%95%b8%e6%93%9a%e5%ba%ab%e6%96%b0%e8%aa%9e%e8%a8%80%ef%bc%8c%e9%a0%98%e7%95%a5%e9%96%8b%e7%99%bc%e6%96%b0%e9%a2%a8%e5%b0%9a-%e6%95%b8%e6%93%9a%e5%ba%ab%e6%9c%80%e6%96%b0%e9%96%8b","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/188812\/","title":{"rendered":"\u63a2\u7d22\u6578\u64da\u5eab\u65b0\u8a9e\u8a00\uff0c\u9818\u7565\u958b\u767c\u65b0\u98a8\u5c1a (\u6578\u64da\u5eab\u6700\u65b0\u958b\u767c\u8a9e\u8a00)"},"content":{"rendered":"

\u63a2\u7d22\u6578\u64da\u5eab\u65b0\u8a9e\u8a00\uff0c\u9818\u7565\u958b\u767c\u65b0\u98a8\u5c1a (\u6578\u64da\u5eab\u6700\u65b0\u958b\u767c\u8a9e\u8a00)<\/h1>\n

\u96a8\u8457\u79d1\u6280\u7684\u8fc5\u901f\u767c\u5c55\uff0c\u6578\u64da\u5eab\u7684\u7ba1\u7406\u548c\u64cd\u4f5c\u4e5f\u5728\u4e0d\u65b7\u6f14\u8b8a\u3002\u50b3\u7d71\u7684\u6578\u64da\u5eab\u8a9e\u8a00\u5982SQL\u96d6\u7136\u4ecd\u7136\u5ee3\u6cdb\u4f7f\u7528\uff0c\u4f46\u65b0\u8208\u7684\u6578\u64da\u5eab\u958b\u767c\u8a9e\u8a00\u548c\u6280\u8853\u6b63\u5728\u6539\u8b8a\u958b\u767c\u8005\u7684\u5de5\u4f5c\u65b9\u5f0f\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u4e00\u4e9b\u6700\u65b0\u7684\u6578\u64da\u5eab\u958b\u767c\u8a9e\u8a00\u53ca\u5176\u7279\u9ede\uff0c\u5e6b\u52a9\u958b\u767c\u8005\u4e86\u89e3\u7576\u524d\u7684\u8da8\u52e2\u548c\u672a\u4f86\u7684\u53ef\u80fd\u6027\u3002<\/p>\n

1. GraphQL\uff1a\u9748\u6d3b\u7684\u6578\u64da\u67e5\u8a62\u8a9e\u8a00<\/h2>\n

GraphQL \u662f\u7531 Facebook \u958b\u767c\u7684\u4e00\u7a2e\u67e5\u8a62\u8a9e\u8a00\uff0c\u65e8\u5728\u63d0\u4f9b\u4e00\u7a2e\u66f4\u9748\u6d3b\u7684\u65b9\u5f0f\u4f86\u7372\u53d6\u6578\u64da\u3002\u8207\u50b3\u7d71\u7684 REST API \u4e0d\u540c\uff0cGraphQL \u5141\u8a31\u5ba2\u6236\u7aef\u6307\u5b9a\u6240\u9700\u7684\u6578\u64da\u7d50\u69cb\uff0c\u9019\u6a23\u53ef\u4ee5\u6e1b\u5c11\u4e0d\u5fc5\u8981\u7684\u6578\u64da\u50b3\u8f38\u3002<\/p>\n

\nquery {\n  user(id: \"1\") {\n    name\n    age\n    posts {\n      title\n      content\n    }\n  }\n}\n<\/code><\/pre>\n
\u9019\u6bb5\u67e5\u8a62\u5c07\u8fd4\u56de\u7528\u6236\u7684\u540d\u7a31\u3001\u5e74\u9f61\u4ee5\u53ca\u6240\u6709\u5e16\u5b50\u7684\u4fe1\u606f\u3002GraphQL \u7684\u512a\u52e2\u5728\u65bc\u5176\u9748\u6d3b\u6027\u548c\u9ad8\u6548\u6027\uff0c\u7279\u5225\u662f\u5728\u9700\u8981\u8655\u7406\u8907\u96dc\u6578\u64da\u7d50\u69cb\u7684\u61c9\u7528\u4e2d\u3002<\/p>\n
2. NoSQL\uff1a\u975e\u95dc\u4fc2\u578b\u6578\u64da\u5eab\u7684\u5d1b\u8d77<\/h2>\n
NoSQL \u6578\u64da\u5eab\u5982 MongoDB\u3001Cassandra \u548c Redis \u7b49\uff0c\u63d0\u4f9b\u4e86\u8207\u50b3\u7d71\u95dc\u4fc2\u578b\u6578\u64da\u5eab\u4e0d\u540c\u7684\u6578\u64da\u5b58\u5132\u548c\u67e5\u8a62\u65b9\u5f0f\u3002\u9019\u4e9b\u6578\u64da\u5eab\u901a\u5e38\u4e0d\u4f7f\u7528\u56fa\u5b9a\u7684\u7d50\u69cb\uff0c\u5141\u8a31\u958b\u767c\u8005\u4ee5\u66f4\u9748\u6d3b\u7684\u65b9\u5f0f\u5b58\u5132\u548c\u6aa2\u7d22\u6578\u64da\u3002<\/p>\n
\u4f8b\u5982\uff0cMongoDB \u4f7f\u7528 BSON \u683c\u5f0f\u4f86\u5b58\u5132\u6578\u64da\uff0c\u9019\u4f7f\u5f97\u6578\u64da\u53ef\u4ee5\u662f\u5d4c\u5957\u7684\u548c\u52d5\u614b\u7684\u3002\u4ee5\u4e0b\u662f\u4e00\u500b MongoDB \u7684\u63d2\u5165\u793a\u4f8b\uff1a<\/p>\n
\ndb.users.insertOne({\n  name: \"Alice\",\n  age: 30,\n  hobbies: [\"reading\", \"traveling\"]\n});\n<\/code><\/pre>\n
\u9019\u7a2e\u9748\u6d3b\u6027\u4f7f\u5f97 NoSQL \u6578\u64da\u5eab\u7279\u5225\u9069\u5408\u65bc\u5927\u6578\u64da\u548c\u5be6\u6642\u61c9\u7528\u3002<\/p>\n
3. \u65b0\u8208\u7684\u6578\u64da\u5eab\u67e5\u8a62\u8a9e\u8a00\uff1aDgraph \u548c FaunaDB<\/h2>\n
Dgraph \u662f\u4e00\u7a2e\u65b0\u8208\u7684\u5716\u5f62\u6578\u64da\u5eab\uff0c\u5c08\u70ba\u9ad8\u6548\u7684\u67e5\u8a62\u548c\u53ef\u64f4\u5c55\u6027\u800c\u8a2d\u8a08\u3002\u5b83\u4f7f\u7528\u4e00\u7a2e\u540d\u70ba DQL \u7684\u67e5\u8a62\u8a9e\u8a00\uff0c\u80fd\u5920\u5feb\u901f\u8655\u7406\u8907\u96dc\u7684\u67e5\u8a62\u3002<\/p>\n
\n{\n  all(func: has(name)) {\n    uid\n    name\n    age\n  }\n}\n<\/code><\/pre>\n
FaunaDB \u5247\u662f\u4e00\u7a2e\u5168\u7403\u5206\u4f48\u7684\u6578\u64da\u5eab\uff0c\u652f\u6301 ACID \u4e8b\u52d9\uff0c\u4e26\u4f7f\u7528 FQL\uff08Fauna Query Language\uff09\u9032\u884c\u67e5\u8a62\u3002\u9019\u4f7f\u5f97\u958b\u767c\u8005\u80fd\u5920\u5728\u5206\u4f48\u5f0f\u74b0\u5883\u4e2d\u4fdd\u6301\u6578\u64da\u7684\u4e00\u81f4\u6027\u548c\u5b8c\u6574\u6027\u3002<\/p>\n
4. SQL \u7684\u6f14\u8b8a\uff1aPostgreSQL \u548c\u5176\u64f4\u5c55<\/h2>\n
\u96d6\u7136 SQL \u4ecd\u7136\u662f\u6700\u6d41\u884c\u7684\u6578\u64da\u5eab\u67e5\u8a62\u8a9e\u8a00\u4e4b\u4e00\uff0c\u4f46\u5176\u6f14\u8b8a\u4e5f\u5728\u6301\u7e8c\u9032\u884c\u3002PostgreSQL \u662f\u4e00\u500b\u958b\u6e90\u7684\u95dc\u4fc2\u578b\u6578\u64da\u5eab\uff0c\u652f\u6301\u591a\u7a2e\u64f4\u5c55\u548c\u81ea\u5b9a\u7fa9\u529f\u80fd\u3002\u5b83\u7684 JSONB \u6578\u64da\u985e\u578b\u5141\u8a31\u958b\u767c\u8005\u5728\u95dc\u4fc2\u578b\u6578\u64da\u5eab\u4e2d\u4f7f\u7528\u975e\u7d50\u69cb\u5316\u6578\u64da\u3002<\/p>\n
\nSELECT * FROM users WHERE data->>'hobbies' @> '[\"reading\"]';\n<\/code><\/pre>\n
\u9019\u6bb5\u67e5\u8a62\u5c07\u8fd4\u56de\u6240\u6709\u6709\u201creading\u201d\u611b\u597d\u7684\u7528\u6236\uff0c\u5c55\u793a\u4e86 SQL \u5728\u8655\u7406\u975e\u7d50\u69cb\u5316\u6578\u64da\u65b9\u9762\u7684\u9748\u6d3b\u6027\u3002<\/p>\n
\u7e3d\u7d50<\/h2>\n
\u96a8\u8457\u6578\u64da\u9700\u6c42\u7684\u589e\u9577\u548c\u6280\u8853\u7684\u9032\u6b65\uff0c\u6578\u64da\u5eab\u958b\u767c\u8a9e\u8a00\u4e5f\u5728\u4e0d\u65b7\u6f14\u8b8a\u3002\u5f9e GraphQL \u7684\u9748\u6d3b\u67e5\u8a62\u5230 NoSQL \u7684\u975e\u7d50\u69cb\u5316\u5b58\u5132\uff0c\u518d\u5230\u65b0\u8208\u7684 Dgraph \u548c FaunaDB\uff0c\u958b\u767c\u8005\u6709\u4e86\u66f4\u591a\u7684\u9078\u64c7\u4f86\u6eff\u8db3\u4e0d\u540c\u7684\u9700\u6c42\u3002\u4e86\u89e3\u9019\u4e9b\u65b0\u8208\u6280\u8853\u5c07\u6709\u52a9\u65bc\u958b\u767c\u8005\u5728\u672a\u4f86\u7684\u9805\u76ee\u4e2d\u505a\u51fa\u66f4\u660e\u667a\u7684\u9078\u64c7\u3002<\/p>\n
\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u9ad8\u6548\u7684 VPS<\/a> \u89e3\u6c7a\u65b9\u6848\u4f86\u652f\u6301\u60a8\u7684\u6578\u64da\u5eab\u61c9\u7528\uff0cServer.HK \u63d0\u4f9b\u591a\u7a2e\u9078\u64c7\uff0c\u6eff\u8db3\u4e0d\u540c\u7684\u9700\u6c42\u3002\u7121\u8ad6\u662f \u9999\u6e2f\u4f3a\u670d\u5668<\/a> \u9084\u662f \u96f2\u4f3a\u670d\u5668<\/a>\uff0c\u6211\u5011\u90fd\u80fd\u70ba\u60a8\u63d0\u4f9b\u7a69\u5b9a\u7684\u652f\u6301\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
\u63a2\u7d22\u6578\u64da\u5eab\u65b0\u8a9e\u8a00\uff0c\u638c\u63e1\u6700\u65b0\u958b\u767c\u6280\u8853\uff0c\u63d0\u5347\u6578\u64da\u7ba1\u7406\u6548\u7387\uff0c\u958b\u555f\u5275\u65b0\u958b\u767c\u7684\u65b0\u98a8\u5c1a\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-188812","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/188812","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=188812"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/188812\/revisions"}],"predecessor-version":[{"id":188813,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/188812\/revisions\/188813"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=188812"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=188812"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=188812"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}