@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.| 修飾子とタイプ | フィールドと説明 |
|---|---|
static String |
BLOOM_FILE_NAME |
static int |
HASH_COUNT |
| コンストラクタと説明 |
|---|
BloomMapFile() |
public static final String BLOOM_FILE_NAME
public static final int HASH_COUNT
public BloomMapFile()
public static void delete(FileSystem fs, String name) throws IOException
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