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sparklyr (version 0.5)
sdf_read_column: Read a Column from a Spark DataFrame
Description
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
An object coercable to a Spark DataFrame (typically, a
tbl_spark
).
column
The name of a column within
x
.