sparklyr (version 1.7.1)

[.tbl_spark: Subsetting operator for Spark dataframe

Description

Susetting operator for Spark dataframe allowing a subset of column(s) to be selected using syntaxes similar to those supported by R dataframes

Usage

# S3 method for tbl_spark
[(x, i)

Arguments

x

The Spark dataframe

i

Expression specifying subset of column(s) to include or exclude from the result (e.g., `["col1"]`, `[c("col1", "col2")]`, `[1:10]`, `[-1]`, `[NULL]`, or `[]`)

Examples

# NOT RUN {
# }
# NOT RUN {
library(sparklyr)
sc <- spark_connect(master = "spark://HOST:PORT")
example_sdf <- copy_to(sc, tibble::tibble(a = 1, b = 2))
example_sdf["a"] %>% print()
# }
# NOT RUN {
# }