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18 lines
394 B
18 lines
394 B
const cloud = require('wx-server-sdk'); |
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cloud.init({ |
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env: cloud.DYNAMIC_CURRENT_ENV |
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}); |
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const db = cloud.database(); |
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const $ = db.command.aggregate; |
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// 聚合记录云函数入口函数 |
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exports.main = async (event, context) => { |
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// 返回数据库聚合结果 |
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return db.collection('sales').aggregate() |
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.group({ |
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_id: '$region', |
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sum: $.sum('$sales') |
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}) |
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.end(); |
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};
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