sdf_sample
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
| Argument | Description |
|---|---|
| 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()