List of fetchColumnFamily() Examples

Examples of fetchColumnFamily()

org.apache.accumulo.core.client.BatchDeleter.fetchColumnFamily()
org.apache.accumulo.core.client.BatchScanner.fetchColumnFamily()
org.apache.accumulo.core.client.ClientSideIteratorScanner.fetchColumnFamily()
org.apache.accumulo.core.client.IsolatedScanner.fetchColumnFamily()
org.apache.accumulo.core.client.Scanner.fetchColumnFamily()
org.apache.accumulo.core.client.ScannerBase.fetchColumnFamily()
Adds a column family to the list of columns that will be fetched by this scanner. By default when no columns have been added the scanner fetches all columns. @param col the column family to be fetched
org.apache.accumulo.core.client.impl.ScannerImpl.fetchColumnFamily()

Examples of org.apache.accumulo.core.client.Scanner.fetchColumnFamily()

        if (opts.columns != null) {
          for (ScanColumn col : opts.columns) {
            if (col.isSetColQualifier())
              scanner.fetchColumn(ByteBufferUtil.toText(col.colFamily), ByteBufferUtil.toText(col.colQualifier));
            else
              scanner.fetchColumnFamily(ByteBufferUtil.toText(col.colFamily));
          }
        }
      }
      
      UUID uuid = UUID.randomUUID();

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Examples of org.apache.accumulo.core.client.Scanner.fetchColumnFamily()

  public static List<String> getBulkFilesLoaded(Connector conn, KeyExtent extent, long tid) {
    List<String> result = new ArrayList<String>();
    try {
      Scanner mscanner = new IsolatedScanner(conn.createScanner(Constants.METADATA_TABLE_NAME, Constants.NO_AUTHS));
      mscanner.setRange(extent.toMetadataRange());
      mscanner.fetchColumnFamily(Constants.METADATA_BULKFILE_COLUMN_FAMILY);
      for (Entry<Key,Value> entry : mscanner) {
        if (Long.parseLong(entry.getValue().toString()) == tid) {
          result.add(entry.getKey().getColumnQualifier().toString());
        }
      }

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Examples of org.apache.accumulo.core.client.Scanner.fetchColumnFamily()

    
    Map<String,Long> ret = new HashMap<String,Long>();


    Scanner scanner = new ScannerImpl(HdfsZooInstance.getInstance(), credentials, Constants.METADATA_TABLE_ID, Constants.NO_AUTHS);
    scanner.setRange(new Range(metadataRow));
    scanner.fetchColumnFamily(Constants.METADATA_BULKFILE_COLUMN_FAMILY);
    for (Entry<Key,Value> entry : scanner) {
      String file = entry.getKey().getColumnQualifier().toString();
      Long tid = Long.parseLong(entry.getValue().toString());


      ret.put(file, tid);

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Examples of org.apache.accumulo.core.client.Scanner.fetchColumnFamily()

    LogEntryIterator(TCredentials creds) throws IOException, KeeperException, InterruptedException {
      rootTabletEntries = getLogEntries(creds, Constants.ROOT_TABLET_EXTENT).iterator();
      try {
        Scanner scanner = HdfsZooInstance.getInstance().getConnector(creds.getPrincipal(), CredentialHelper.extractToken(creds))
            .createScanner(Constants.METADATA_TABLE_NAME, Constants.NO_AUTHS);
        scanner.fetchColumnFamily(Constants.METADATA_LOG_COLUMN_FAMILY);
        metadataEntries = scanner.iterator();
      } catch (Exception ex) {
        throw new IOException(ex);
      }
    }

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Examples of org.apache.accumulo.core.client.Scanner.fetchColumnFamily()

  
  public static SortedMap<String,DataFileValue> getDataFileSizes(KeyExtent extent, TCredentials credentials) {
    TreeMap<String,DataFileValue> sizes = new TreeMap<String,DataFileValue>();


    Scanner mdScanner = new ScannerImpl(HdfsZooInstance.getInstance(), credentials, Constants.METADATA_TABLE_ID, Constants.NO_AUTHS);
    mdScanner.fetchColumnFamily(Constants.METADATA_DATAFILE_COLUMN_FAMILY);
    Text row = extent.getMetadataEntry();


    Key endKey = new Key(row, Constants.METADATA_DATAFILE_COLUMN_FAMILY, new Text(""));
    endKey = endKey.followingKey(PartialKey.ROW_COLFAM);

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Examples of org.apache.accumulo.core.client.Scanner.fetchColumnFamily()

      Key rowKey = new Key(metadataEntry);
      
      SortedMap<String,DataFileValue> origDatafileSizes = new TreeMap<String,DataFileValue>();
      SortedMap<String,DataFileValue> highDatafileSizes = new TreeMap<String,DataFileValue>();
      SortedMap<String,DataFileValue> lowDatafileSizes = new TreeMap<String,DataFileValue>();
      scanner3.fetchColumnFamily(Constants.METADATA_DATAFILE_COLUMN_FAMILY);
      scanner3.setRange(new Range(rowKey, rowKey.followingKey(PartialKey.ROW)));
      
      for (Entry<Key,Value> entry : scanner3) {
        if (entry.getKey().compareColumnFamily(Constants.METADATA_DATAFILE_COLUMN_FAMILY) == 0) {
          origDatafileSizes.put(entry.getKey().getColumnQualifier().toString(), new DataFileValue(entry.getValue().get()));

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Examples of org.apache.accumulo.core.client.Scanner.fetchColumnFamily()

    ms.setRange(new KeyExtent(tableIdText, null, null).toMetadataRange());


    // insert deletes before deleting data from !METADATA... this makes the code fault tolerant
    if (insertDeletes) {


      ms.fetchColumnFamily(Constants.METADATA_DATAFILE_COLUMN_FAMILY);
      Constants.METADATA_DIRECTORY_COLUMN.fetch(ms);
      
      for (Entry<Key,Value> cell : ms) {
        Key key = cell.getKey();

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Examples of org.apache.accumulo.core.client.Scanner.fetchColumnFamily()

        sizes.put(Constants.ZROOT_TABLET + "/" + fileStatus.getPath().getName(), dfv);
      }


    } else {
      Scanner scanner = new ScannerImpl(HdfsZooInstance.getInstance(), credentials, Constants.METADATA_TABLE_ID, Constants.NO_AUTHS);
      scanner.fetchColumnFamily(Constants.METADATA_LOG_COLUMN_FAMILY);
      scanner.fetchColumnFamily(Constants.METADATA_DATAFILE_COLUMN_FAMILY);
      scanner.setRange(extent.toMetadataRange());


      for (Entry<Key,Value> entry : scanner) {
        if (!entry.getKey().getRow().equals(extent.getMetadataEntry())) {

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Examples of org.apache.accumulo.core.client.Scanner.fetchColumnFamily()

      }


    } else {
      Scanner scanner = new ScannerImpl(HdfsZooInstance.getInstance(), credentials, Constants.METADATA_TABLE_ID, Constants.NO_AUTHS);
      scanner.fetchColumnFamily(Constants.METADATA_LOG_COLUMN_FAMILY);
      scanner.fetchColumnFamily(Constants.METADATA_DATAFILE_COLUMN_FAMILY);
      scanner.setRange(extent.toMetadataRange());


      for (Entry<Key,Value> entry : scanner) {
        if (!entry.getKey().getRow().equals(extent.getMetadataEntry())) {
          throw new RuntimeException("Unexpected row " + entry.getKey().getRow() + " expected " + extent.getMetadataEntry());

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Examples of org.apache.accumulo.core.client.Scanner.fetchColumnFamily()

    }
  }
  
  private static Scanner getTabletLogScanner(TCredentials credentials, KeyExtent extent) {
    Scanner scanner = new ScannerImpl(HdfsZooInstance.getInstance(), credentials, Constants.METADATA_TABLE_ID, Constants.NO_AUTHS);
    scanner.fetchColumnFamily(Constants.METADATA_LOG_COLUMN_FAMILY);
    Text start = extent.getMetadataEntry();
    Key endKey = new Key(start, Constants.METADATA_LOG_COLUMN_FAMILY);
    endKey = endKey.followingKey(PartialKey.ROW_COLFAM);
    scanner.setRange(new Range(new Key(start), endKey));
    return scanner;

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