@InterfaceAudience.Public @InterfaceStability.Stable public class BloomMapFile extends Object
MapFile
and provides very much the same
functionality. However, it uses dynamic Bloom filters to provide
quick membership test for keys, and it offers a fast version of
BloomMapFile.Reader.get(WritableComparable, Writable)
operation, especially in
case of sparsely populated MapFile-s.Modifier and Type | Field and Description |
---|---|
static String |
BLOOM_FILE_NAME |
static int |
HASH_COUNT |
Constructor and Description |
---|
BloomMapFile() |
public static final String BLOOM_FILE_NAME
public static final int HASH_COUNT
public static void delete(FileSystem fs, String name) throws IOException
IOException
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