rHpcc (version 1.0)

ECLProject: Creates an ECL "PROJECT" definition.

Description

Creates an ECL "PROJECT" definition. The PROJECT function processes through all records in the recordset performing the transform function on each record in turn.

Examples

  ## Not run: 
#     ecl <- ECL$new(hostName="127.0.0.1")
#     ecl$addImport("IMPORT STD;")
#     person <- ECLRecord$new(name="Person")
#     person$addField("STRING", "code")
#     person$addField("STRING", "firstName")
#     person$addField("STRING", "lastName")
#     ecl$add(person)
#     
#     personOut <- ECLRecord$new(name="PersonOut")
#     personOut$addField("STRING", "code")
#     personOut$addField("STRING", "firstName")
#     personOut$addField("STRING", "lastName")
#     ecl$add(personOut)
#     
#     personDS <- ECLDataset$new(name="personDS", datasetType = person, 
#                     logicalFileName ="~ds::person", fileType="CSV")
#     ecl$add(personDS)
#     
#     personProject <- ECLProject$new(name="PersonProject", inDataset=personDS, 
#                           outECLRecord=personOut);
#     personProject$addField("SELF.firstName", "Std.Str.ToUpperCase(LEFT.firstName)");
#     personProject$addField("SELF", "LEFT");
#     ecl$add(personProject)
#     outputProject <- ECLOutput$new(name="outputProject", def = personProject$getName())
#     ecl$add(outputProject)
#     ecl$print()
#     xmlContent <- ecl$execute()
#     data <- parseResults(xmlContent)
#   ## End(Not run)