Examples of obtainScanner()


Examples of org.apache.hadoop.hbase.HTable.obtainScanner()

  }

  private void scanTable(final String tableName, final boolean printValues) throws IOException {
    HTable table = new HTable(conf, new Text(tableName));

    HScannerInterface scanner = table.obtainScanner(columns, HConstants.EMPTY_START_ROW);
    int numFound = doScan(scanner, printValues);
    Assert.assertEquals(NUM_ROWS, numFound);
  }

  private void scanTableWithRowFilter(final String tableName, final boolean printValues) throws IOException {
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Examples of org.apache.hadoop.hbase.HTable.obtainScanner()

  private void scanTableWithRowFilter(final String tableName, final boolean printValues) throws IOException {
    HTable table = new HTable(conf, new Text(tableName));
    Map<Text, byte[]> columnMap = new HashMap<Text, byte[]>();
    columnMap.put(TEXT_COLUMN1, VALUE);
    RegExpRowFilter filter = new RegExpRowFilter(null, columnMap);
    HScannerInterface scanner = table.obtainScanner(columns, HConstants.EMPTY_START_ROW, filter);
    int numFound = doScan(scanner, printValues);
    Assert.assertEquals(NUM_ROWS, numFound);
  }

  private int doScan(final HScannerInterface scanner, final boolean printValues) throws IOException {
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Examples of org.apache.hadoop.hbase.HTable.obtainScanner()

  }

  private void scanTable(boolean printResults)
  throws IOException {
    HTable table = new HTable(conf, new Text(TABLE_NAME));
    HScannerInterface scanner = table.obtainScanner(columns,
        HConstants.EMPTY_START_ROW);
    try {
      HStoreKey key = new HStoreKey();
      TreeMap<Text, byte[]> results = new TreeMap<Text, byte[]>();
      while (scanner.next(key, results)) {
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Examples of org.apache.hadoop.hbase.HTable.obtainScanner()

      } else {
        throw new IOException("no index directory found");
      }

      HTable table = new HTable(conf, new Text(TABLE_NAME));
      scanner = table.obtainScanner(columns, HConstants.EMPTY_START_ROW);

      HStoreKey key = new HStoreKey();
      TreeMap<Text, byte[]> results = new TreeMap<Text, byte[]>();

      IndexConfiguration indexConf = new IndexConfiguration();
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Examples of org.apache.hadoop.hbase.HTable.obtainScanner()

    Text[] columns = {
        TEXT_INPUT_COLUMN,
        TEXT_OUTPUT_COLUMN
    };
    HScannerInterface scanner =
      table.obtainScanner(columns, HConstants.EMPTY_START_ROW);
   
    try {
      HStoreKey key = new HStoreKey();
      TreeMap<Text, byte[]> results = new TreeMap<Text, byte[]>();
     
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Examples of org.apache.hadoop.hbase.HTable.obtainScanner()

    Text[] columns = {
        TEXT_INPUT_COLUMN,
        TEXT_OUTPUT_COLUMN
    };
    HScannerInterface scanner =
      table.obtainScanner(columns, HConstants.EMPTY_START_ROW);
   
    try {
      HStoreKey key = new HStoreKey();
      TreeMap<Text, byte[]> results = new TreeMap<Text, byte[]>();
     
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Examples of org.apache.hadoop.hbase.HTable.obtainScanner()

  }

  private void scanTable(Configuration c, long firstK) throws IOException {
    HTable table = new HTable(c, new Text(TABLE_NAME));
    Text[] columns = { TEXT_INPUT_COLUMN, TEXT_OUTPUT_COLUMN };
    HScannerInterface scanner = table.obtainScanner(columns,
        HConstants.EMPTY_START_ROW);
    long count = 0;
    try {
      HStoreKey key = new HStoreKey();
      TreeMap<Text, byte[]> results = new TreeMap<Text, byte[]>();
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Examples of org.apache.hadoop.hbase.HTable.obtainScanner()

        throw new IOException("no index directory found");
      }

      HTable table = new HTable(c, new Text(TABLE_NAME));
      Text[] columns = { TEXT_INPUT_COLUMN, TEXT_OUTPUT_COLUMN };
      scanner = table.obtainScanner(columns, HConstants.EMPTY_START_ROW);

      HStoreKey key = new HStoreKey();
      TreeMap<Text, byte[]> results = new TreeMap<Text, byte[]>();

      IndexConfiguration indexConf = new IndexConfiguration();
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Examples of org.apache.hadoop.hbase.HTable.obtainScanner()

  }

  private void scanTable(final String tableName, final boolean printValues) throws IOException {
    HTable table = new HTable(conf, new Text(tableName));

    HScannerInterface scanner = table.obtainScanner(columns, HConstants.EMPTY_START_ROW);
    int numFound = doScan(scanner, printValues);
    Assert.assertEquals(NUM_ROWS, numFound);
  }

  private void scanTableWithRowFilter(final String tableName, final boolean printValues) throws IOException {
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Examples of org.apache.hadoop.hbase.HTable.obtainScanner()

  private void scanTableWithRowFilter(final String tableName, final boolean printValues) throws IOException {
    HTable table = new HTable(conf, new Text(tableName));
    Map<Text, byte[]> columnMap = new HashMap<Text, byte[]>();
    columnMap.put(TEXT_COLUMN1, VALUE);
    RegExpRowFilter filter = new RegExpRowFilter(null, columnMap);
    HScannerInterface scanner = table.obtainScanner(columns, HConstants.EMPTY_START_ROW, filter);
    int numFound = doScan(scanner, printValues);
    Assert.assertEquals(NUM_ROWS, numFound);
  }

  private int doScan(final HScannerInterface scanner, final boolean printValues) throws IOException {
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