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How to define impala c++ udf calling javascript function

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How to define impala c++ udf calling javascript function

Contributor

hi:

 

 

Udf maybe like this:

 

StringVal js(FunctionContext* context, const StringVal& para, const StringVal& javascriptfunc) {
//how to do....
}

Can anybody help me? 

Regards.

 

rube

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