sdf_sample: Randomly Sample Rows from a Spark DataFrame
In sparklyr: R Interface to Apache Spark
View source: R/sdf_interface.R
sdf_sample R Documentation
Randomly Sample Rows from a Spark DataFrame
Description
Draw a random sample of rows (with or without replacement)
from a Spark DataFrame.
Usage
sdf_sample(x, fraction = 1, replacement = TRUE, seed = NULL)
Arguments
x
An object coercable to a Spark DataFrame.
fraction
The fraction to sample.
replacement
Boolean; sample with replacement?
seed
An (optional) integer seed.
See Also
Other Spark data frames:
sdf_copy_to(),
sdf_distinct(),
sdf_random_split(),
sdf_register(),
sdf_sort(),
sdf_weighted_sample()
sparklyr documentation built on May 29, 2024, 2:58 a.m.
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View source: R/sdf_interface.R
| sdf_sample | R Documentation |
Randomly Sample Rows from a Spark DataFrame
Description
Draw a random sample of rows (with or without replacement) from a Spark DataFrame.
Usage
sdf_sample(x, fraction = 1, replacement = TRUE, seed = NULL)
Arguments
x |
An object coercable to a Spark DataFrame. |
fraction |
The fraction to sample. |
replacement |
Boolean; sample with replacement? |
seed |
An (optional) integer seed. |
See Also
Other Spark data frames:
sdf_copy_to(),
sdf_distinct(),
sdf_random_split(),
sdf_register(),
sdf_sort(),
sdf_weighted_sample()
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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