{"id":6912,"date":"2024-11-14T13:25:44","date_gmt":"2024-11-14T05:25:44","guid":{"rendered":"https:\/\/fwq.ai\/blog\/6912\/"},"modified":"2024-11-14T13:25:44","modified_gmt":"2024-11-14T05:25:44","slug":"%e5%a6%82%e4%bd%95%e4%bd%bf%e7%94%a8-sequelize-orm-%e8%bf%9b%e8%a1%8c%e5%a4%8d%e6%9d%82%e7%9a%84%e7%bb%84%e5%90%88%e6%9f%a5%e8%af%a2%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/6912\/","title":{"rendered":"\u5982\u4f55\u4f7f\u7528 Sequelize ORM \u8fdb\u884c\u590d\u6742\u7684\u7ec4\u5408\u67e5\u8be2\uff1f"},"content":{"rendered":"

\"\u5982\u4f55\u4f7f\u7528<\/p>\n

\u5982\u4f55\u4f7f\u7528 sequelize orm \u8fdb\u884c\u7ec4\u5408\u67e5\u8be2<\/strong><\/p>\n

\u9274\u4e8e\u6709\u5bf9\u7279\u5b9a\u6761\u4ef6\u8fdb\u884c\u7ec4\u5408\u67e5\u8be2\u7684\u9700\u6c42\uff0c\u5982 xx and xx or xxx\uff0c\u5728\u4f7f\u7528 sequelize \u67e5\u8be2 api \u65f6\u53ef\u80fd\u4f1a\u9047\u5230\u6311\u6218\u3002\u4ee5\u4e0b\u63d0\u4f9b\u4e00\u4e9b\u89e3\u51b3\u65b9\u6848\uff1a<\/p>\n

\/\/ \u76f4\u63a5\u4f7f\u7528 sequelize \u67e5\u8be2 api\nlet literal = sequelize.literal(`( \u5b57\u6bb5a != 0 or \u5b57\u6bb5d != 0)`);\nlet where = {'\u5b57\u6bb5c' : \"xxxx\" , [op.and] : literal , '\u5b57\u6bb5b':{ [op.like] : '%xxx%'} }\nlet params = {\n};\nif(object.keys(where).length != 0){\n    params['where'] = where;\n}\nif(attributes[0] != 'all'){\n    params['attributes'] = attributes;\n}\nlet item = await test.findone(params);<\/pre>\n
  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n
\u5bf9\u4e8e\u66f4\u590d\u6742\u7684\u67e5\u8be2\u6761\u4ef6\uff0c\u5efa\u8bae\u7b80\u5316\u6761\u4ef6\u7ec4\u5408\uff0c\u5e76\u9650\u5236\u5b57\u6bb5\u9009\u62e9\u3002\u4f8b\u5982\uff1a<\/p>\n
let where = {'\u5b57\u6bb5c' : \"xxxx\" , [op.and] : literal , '\u5b57\u6bb5b':{ [op.like] : '%xxx%'} }<\/pre>\n
  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n
\u5bf9\u4e8e\u4ece\u524d\u7aef\u63a5\u6536\u7684\u67e5\u8be2\u6761\u4ef6\uff0c\u53ef\u4ee5\u5c06\u5176\u7ec4\u7ec7\u6210\u4e00\u4e2a\u6570\u7ec4\uff1a<\/p>\n
let list = [\n    {\n        \"field\" : \"name\",\n        \"value\" : \"\u5f20\u4e09\",\n        \"op\" : 'and',\n        \"action\" : 'like'\n    },\n    {\n        \"field\" : \"age\",\n        \"value\" : 18,\n        \"op\" : 'and',\n        \"action\" : 'eq'\n    }\n]<\/pre>\n
  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n
\u7136\u540e\u904d\u5386\u6570\u7ec4\u5e76\u6784\u5efa where \u6761\u4ef6\uff1a<\/p>\n
let where = {};\nfor (const {field , value , action , op} of list) {\n    if(action == 'like'){\n        where[field] = { [Op.like] : `%${value}%`} \n        \/\/ where[field] = { } \n    }else{\n        where[field] = value;\n    }\n}<\/pre>\n
  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n
\u901a\u8fc7\u8fd9\u79cd\u65b9\u5f0f\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528 sequelize \u67e5\u8be2 api \u6784\u5efa\u590d\u6742\u7684\u7ec4\u5408\u67e5\u8be2\u6761\u4ef6\u3002<\/p>\n
\u4ee5\u4e0a\u5c31\u662f\u5982\u4f55\u4f7f\u7528 Sequelize ORM \u8fdb\u884c\u590d\u6742\u7684\u7ec4\u5408\u67e5\u8be2\uff1f\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u8bf7\u5173\u6ce8\u7c73\u4e91\u7f51\u5176\u5b83\u76f8\u5173\u6587\u7ae0\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"
\u5982\u4f55\u4f7f\u7528 sequelize orm \u8fdb\u884c\u7ec4\u5408\u67e5\u8be2 \u9274\u4e8e\u6709\u5bf9\u7279\u5b9a\u6761\u4ef6\u8fdb\u884c\u7ec4\u5408\u67e5\u8be2\u7684\u9700\u6c42\uff0c\u5982 xx and xx or xxx\uff0c\u5728\u4f7f\u7528 sequelize \u67e5\u8be2 api \u65f6\u53ef\u80fd\u4f1a\u9047\u5230\u6311\u6218\u3002\u4ee5\u4e0b\u63d0\u4f9b\u4e00\u4e9b\u89e3\u51b3\u65b9\u6848\uff1a \/\/ \u76f4\u63a5\u4f7f\u7528 sequelize \u67e5\u8be2 api let literal = sequelize.literal(`( \u5b57\u6bb5a != 0 or \u5b57\u6bb5d != 0)`); let where = {‘\u5b57\u6bb5c’ : “xxxx” , [op.and] : literal , ‘\u5b57\u6bb5b’:{ [op.like] : ‘%xxx%’} } let params = { }; if(object.keys(where).length != 0){ params[‘where’] […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[16],"tags":[],"class_list":["post-6912","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/6912","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/comments?post=6912"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/6912\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=6912"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=6912"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=6912"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}