Read using a row sample filter (HBase)

Creates a limiting filter on rows using a random sampling.

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Code sample

Java

To learn how to install and use the client library for Bigtable, see Bigtable client libraries.

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

public static void filterLimitRowSample(String projectId, String instanceId, String tableId) {
  // A filter that matches cells from a row with probability .75
  Filter filter = new RandomRowFilter(.75f);
  Scan scan = new Scan().setFilter(filter);
  readWithFilter(projectId, instanceId, tableId, scan);
}

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