ParquetArrowReaderProperties: ParquetArrowReaderProperties class
In arrow: Integration to 'Apache' 'Arrow'
ParquetArrowReaderProperties R Documentation
ParquetArrowReaderProperties class
Description
This class holds settings to control how a Parquet file is read
by ParquetFileReader.
Factory
The ParquetArrowReaderProperties$create() factory method instantiates the object
and takes the following arguments:
-
use_threads Logical: whether to use multithreading (default TRUE)
Methods
-
$read_dictionary(column_index)
-
$set_read_dictionary(column_index, read_dict)
-
$use_threads(use_threads)
arrow documentation built on Sept. 11, 2024, 8:02 p.m.
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| ParquetArrowReaderProperties | R Documentation |
ParquetArrowReaderProperties class
Description
This class holds settings to control how a Parquet file is read by ParquetFileReader.
Factory
The ParquetArrowReaderProperties$create() factory method instantiates the object
and takes the following arguments:
-
use_threadsLogical: whether to use multithreading (defaultTRUE)
Methods
-
$read_dictionary(column_index) -
$set_read_dictionary(column_index, read_dict) -
$use_threads(use_threads)
R Package Documentation
Browse R Packages
We want your feedback!
Note that we can't provide technical support on individual packages. You should contact the package authors for that.
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