对使用过滤条件的 Firestore 查询进行排序和限制
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对使用过滤条件的 Firestore 查询进行排序和限制
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[[["易于理解","easyToUnderstand","thumb-up"],["解决了我的问题","solvedMyProblem","thumb-up"],["其他","otherUp","thumb-up"]],[["很难理解","hardToUnderstand","thumb-down"],["信息或示例代码不正确","incorrectInformationOrSampleCode","thumb-down"],["没有我需要的信息/示例","missingTheInformationSamplesINeed","thumb-down"],["翻译问题","translationIssue","thumb-down"],["其他","otherDown","thumb-down"]],[],[[["Firestore queries can be filtered to retrieve data based on specific criteria, such as selecting cities with a population greater than 2,500,000."],["The order of results in a Firestore query can be customized using the `OrderBy` function, demonstrated in the example of sorting cities by population."],["The `Limit` function in Firestore allows you to restrict the number of results returned by a query, as shown in the examples by limiting the output to the top two cities."],["To use Firestore, it's required to first authenticate by setting up Application Default Credentials, following the local development environment setup guide provided."],["The provided code examples demonstrate how to use filters, order and limits on queries within the following languages: C#, Go, Java, Node.js, PHP, Python, and Ruby."]]],[]]