ROUND@Deprecated public class ROUND extends EvalFunc<Long>
EvalFunc.SchemaTypelog, pigLogger, reporter, returnType| Constructor and Description |
|---|
ROUND()
Deprecated.
|
| Modifier and Type | Method and Description |
|---|---|
Long |
exec(Tuple input)
Deprecated.
java level API
|
List<FuncSpec> |
getArgToFuncMapping()
Deprecated.
Allow a UDF to specify type specific implementations of itself.
|
Schema |
outputSchema(Schema input)
Deprecated.
Report the schema of the output of this UDF.
|
allowCompileTimeCalculation, finish, getCacheFiles, getInputSchema, getLoadCaster, getLogger, getPigLogger, getReporter, getReturnType, getSchemaName, getSchemaType, getShipFiles, isAsynchronous, needEndOfAllInputProcessing, progress, setEndOfAllInput, setInputSchema, setPigLogger, setReporter, setUDFContextSignature, warnpublic Long exec(Tuple input) throws IOException
exec in class EvalFunc<Long>input - expects a single numeric valueoutput - returns a single numeric value,
the closest long to the argumentIOExceptionpublic Schema outputSchema(Schema input)
EvalFunc
The default implementation interprets the OutputSchema annotation,
if one is present. Otherwise, it returns null (no known output schema).
outputSchema in class EvalFunc<Long>input - Schema of the inputpublic List<FuncSpec> getArgToFuncMapping() throws FrontendException
EvalFuncgetArgToFuncMapping in class EvalFunc<Long>FrontendExceptionCopyright © 2007-2017 The Apache Software Foundation