使用資料值範圍篩選器讀取 (HBase)

針對儲存格值範圍建立限制篩選器。

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

如要瞭解如何安裝及使用 Bigtable 的用戶端程式庫,請參閱這篇文章

如要向 Bigtable 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」。

public static void filterLimitValueRange() {
  // TODO(developer): Replace these variables before running the sample.
  String projectId = "my-project-id";
  String instanceId = "my-instance-id";
  String tableId = "mobile-time-series";
  filterLimitValueRange(projectId, instanceId, tableId);
}

public static void filterLimitValueRange(String projectId, String instanceId, String tableId) {
  // A filter that matches cells whose values are between the given values
  ValueFilter valueGreaterFilter =
      new ValueFilter(
          CompareFilter.CompareOp.GREATER_OR_EQUAL,
          new BinaryComparator(Bytes.toBytes("PQ2A.190405")));
  ValueFilter valueLesserFilter =
      new ValueFilter(
          CompareFilter.CompareOp.LESS_OR_EQUAL,
          new BinaryComparator(Bytes.toBytes("PQ2A.190406")));

  FilterList filter = new FilterList(FilterList.Operator.MUST_PASS_ALL);
  filter.addFilter(valueGreaterFilter);
  filter.addFilter(valueLesserFilter);

  Scan scan = new Scan().setFilter(filter);
  readWithFilter(projectId, instanceId, tableId, scan);
}

後續步驟

如要搜尋及篩選其他 Google Cloud 產品的程式碼範例,請參閱Google Cloud 範例瀏覽器