使用游標 start at 欄位篩選器來查詢 Firestore 集合
透過集合功能整理內容
你可以依據偏好儲存及分類內容。
使用游標 start at 欄位篩選器來查詢 Firestore 集合
深入探索
如需包含這個程式碼範例的詳細說明文件,請參閱下列內容:
程式碼範例
Java
如要向 Firestore 進行驗證,請設定應用程式預設憑證。
詳情請參閱「為本機開發環境設定驗證」。
Node.js
如要向 Firestore 進行驗證,請設定應用程式預設憑證。
詳情請參閱「為本機開發環境設定驗證」。
PHP
如要向 Firestore 進行驗證,請設定應用程式預設憑證。
詳情請參閱「為本機開發環境設定驗證」。
Python
如要向 Firestore 進行驗證,請設定應用程式預設憑證。
詳情請參閱「為本機開發環境設定驗證」。
Ruby
如要向 Firestore 進行驗證,請設定應用程式預設憑證。
詳情請參閱「為本機開發環境設定驗證」。
除非另有註明,否則本頁面中的內容是採用創用 CC 姓名標示 4.0 授權,程式碼範例則為阿帕契 2.0 授權。詳情請參閱《Google Developers 網站政策》。Java 是 Oracle 和/或其關聯企業的註冊商標。
[[["容易理解","easyToUnderstand","thumb-up"],["確實解決了我的問題","solvedMyProblem","thumb-up"],["其他","otherUp","thumb-up"]],[["難以理解","hardToUnderstand","thumb-down"],["資訊或程式碼範例有誤","incorrectInformationOrSampleCode","thumb-down"],["缺少我需要的資訊/範例","missingTheInformationSamplesINeed","thumb-down"],["翻譯問題","translationIssue","thumb-down"],["其他","otherDown","thumb-down"]],[],[[["This page demonstrates how to query a Firestore collection using a cursor to start at a specific field value, allowing you to retrieve data from a certain point in the dataset."],["The examples provided showcase the `StartAt` method in various programming languages, including C#, Go, Java, Node.js, PHP, Python, and Ruby."],["Each code sample requires authentication to Firestore, achieved by setting up Application Default Credentials, as detailed in the linked documentation."],["The query used in these samples orders the collection by the \"population\" field and then uses `StartAt` to begin the results from a specified population value."],["Additional code samples for Google Cloud products, including Firestore, can be found using the Google Cloud sample browser."]]],[]]