How to Change the Date
Datawave 2.0 Code:
Java
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%dw 2.0
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output application/json
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import * from dw::core::Strings
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fun year(date) = (date as Date).year
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fun dayOfyear(date) = (date as Date).dayOfYear
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fun C_value(date)= floor ((year(date) - (1900))/100)
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fun JulianDate(date) = C_value(date) ++ (year(date) as String) [2 to 3] ++ leftPad(dayOfyear(date),3,"0")
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---
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{
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JulianDate: JulianDate(<Provide some Date>)
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}