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Rstudio local setup
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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$eruptions)) | |
| # Filter out rows | |
| head(filter(df, df$waiting < 50)) |
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