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projections
into a the specified output
path in the
format of TextOutputFormat
.
projections
into a the specified output
path in the
format of TextOutputFormat
.
projections
into a the specified output
path in the
format of the given outputFormat
.
projections
into a the specified output
path in the
format of the given outputFormat
.
output
.
output
with
the specified outputFormat
.
Dataset
, using
LinkedHashSet
to preserve the
schema order.
SeqFileDataset
with
SequenceFileInputFormat
as its input format.
SequenceFile
with NullWritable
as its key and Tuple as its value.#parseKey(Object)
and #parseValue(Object)
.Serializable
Tuple.toString()
is also set here.
InputFormat
of this dataset.
UnsupportedOperationException
, the
input format for this dataset is fixed to
SequenceFileInputFormat
.
UnsupportedOperationException
as one cannot change
the input format, the input format is fixed to TextInputFormat
.
AbstractMobiusMapper
for this dataset.
AbstractMobiusMapper
for this dataset.
SequenceFileMapper
to parse the underline
sequence file records into tuples.
TSVMapper
TSVMapper
), user should call this mapper when
the parsing logic in TSVMapper
doesn't meet
the requirement.
Dataset
Tuple
stored in this
BigTupleList
Sorter
in a sorting job.
CaseInsensitiveTreeMap
type.
Max
operation to
get the maximum value of the given
inputColumn
within a group.
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