sdf_read_column
From sparklyr v0.9.1
by Javier Luraschi
Read a Column from a Spark DataFrame
Read a single column from a Spark DataFrame, and return the contents of that column back to R.
Usage
sdf_read_column(x, column)
Arguments
- x
A
spark_connection
,ml_pipeline
, or atbl_spark
.- column
The name of a column within
x
.
Details
It is expected for this operation to preserve row order.
Community examples
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