rxDataStep

xdf파일(.xdf)이나 데이터 프레임형식의 input 데이터로부터 xdf파일(.xdf)이나 데이터 프레임형식의 output 데이터로 변환하는 함수

Usage

rxDataStep(inData = NULL, outFile = NULL, varsToKeep = NULL, varsToDrop = NULL,
rowSelection = NULL, transforms = NULL, transformObjects = NULL,
transformFunc = NULL, transformVars = NULL,
transformPackages = NULL, transformEnvir = NULL,
append = “none”, overwrite = FALSE, removeMissings = FALSE,
computeLowHigh = TRUE, maxRowsByCols = 3000000,
rowsPerRead = -1, startRow = 1, numRows = -1, returnTransformObjects =FALSE,
blocksPerRead = rxGetOption(“blocksPerRead”),
reportProgress = rxGetOption(“reportProgress”),
xdfCompressionLevel = rxGetOption(“xdfCompressionLevel”), …)

rxDataStepXdf(inFile, outFile, varsToKeep = NULL, varsToDrop = NULL,
rowSelection = NULL, transforms = NULL, transformObjects = NULL,
transformFunc = NULL, transformVars = NULL,
transformPackages = NULL, transformEnvir = NULL,
append = “none”, overwrite = FALSE, removeMissings = FALSE,
computeLowHigh = TRUE, rowsPerRead = -1,
startRow = 1, numRows = -1, startBlock = 1, numBlocks = -1,
returnTransformObjects = FALSE,
blocksPerRead = rxGetOption(“blocksPerRead”),
reportProgress = rxGetOption(“reportProgress”),
xdfCompressionLevel = rxGetOption(“xdfCompressionLevel”),
checkVarsToKeep = TRUE, userObjects = NULL, cppInterp = NULL)

Arguments

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Sample Code