Class | Description |
---|---|
HadoopCodecFactory |
Encapsulates the ability to specify and configure an avro compression codec
from a given hadoop codec defined with the configuration parameter:
mapred.output.compression.codec
Currently there are three codecs registered by default:
org.apache.hadoop.io.compress.DeflateCodec will map to deflate
org.apache.hadoop.io.compress.SnappyCodec will map to snappy
org.apache.hadoop.io.compress.BZip2Codec will map to zbip2
org.apache.hadoop.io.compress.GZipCodec will map to deflate
New and custom codecs can be registered using #addCodec(String,
CodecFactory) . |
SortedKeyValueFile |
A SortedKeyValueFile is an indexed Avro container file of KeyValue records
sorted by key.
|
SortedKeyValueFile.Reader<K,V> |
Reads a SortedKeyValueFile by loading the key index into memory.
|
SortedKeyValueFile.Reader.Options |
A class to encapsulate the options of a Reader.
|
SortedKeyValueFile.Writer<K,V> |
Writes a SortedKeyValueFile.
|
SortedKeyValueFile.Writer.Options |
A class to encapsulate the various options of a SortedKeyValueFile.Writer.
|
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