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how vertica transfer the NULL value to R-UDF?
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how vertica transfer the NULL value to R-UDF?
Haifeng_Ren
February 2014
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if there is null value in tables, at this time call the R-UDF , what would the null value be in R-UDF?
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Daniel_Leybovic
February 2014
https://my.vertica.com/docs/7.0.x/HTML/index.htm#Authoring/ProgrammersGuide/UserDefinedFunctions/UDx...
NULL values in HP Vertica are translated to R
NA values
when sent to the R function. R NA values are translated into HP Vertica null values when returned from the R function to HP Vertica.
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NULL values in HP Vertica are translated to R NA values when sent to the R function. R NA values are translated into HP Vertica null values when returned from the R function to HP Vertica.