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# If you are using Spark 1.4, then launch SparkR with the command | |
# | |
# ./bin/sparkR --packages com.databricks:spark-csv_2.10:1.0.3 | |
# as the `sparkPackages=` flag was only added in Spark 1.4.1. | |
# # This will work in Spark 1.4.1. | |
sc <- sparkR.init(spark_link, sparkPackages = "com.databricks:spark-csv_2.10:1.0.3") | |
sqlContext <- sparkRSQL.init(sc) | |
flights <- read.df(sqlContext, "s3n://sparkr-data/nycflights13.csv","com.databricks.spark.csv", header="true") |
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# Download Spark 1.4 from http://spark.apache.org/downloads.html | |
# | |
# Download the nyc flights dataset as a CSV from https://s3-us-west-2.amazonaws.com/sparkr-data/nycflights13.csv | |
# Launch SparkR using | |
# ./bin/sparkR --packages com.databricks:spark-csv_2.10:1.0.3 | |
# The SparkSQL context should already be created for you as sqlContext | |
sqlContext | |
# Java ref type org.apache.spark.sql.SQLContext id 1 |
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Sys.setenv(SPARK_HOME="/Users/shivaram/spark-1.4.1") | |
.libPaths(c(file.path(Sys.getenv("SPARK_HOME"), "R", "lib"), .libPaths())) | |
library(SparkR) | |
sc <- sparkR.init(master="local") | |
sqlContext <- sparkRSQL.init(sc) | |
df <- createDataFrame(sqlContext, faithful) | |
# Select one column | |
head(select(df, df$eruptions)) |
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# --------------------------------------------------------------------------- | |
# | |
# Description: This file holds all my BASH configurations and aliases | |
# | |
# Sections: | |
# 1. Environment Configuration | |
# 2. Make Terminal Better (remapping defaults and adding functionality) | |
# 3. File and Folder Management | |
# 4. Searching | |
# 5. Process Management |