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#Datafu.pig.util Classes and Interfaces - 13 results found.
NameDescriptionTypePackageFramework
AliasableEvalFuncMakes implementing and using UDFs easier by enabling named parameters.Classdatafu.pig.utilDataFu
AssertAssert has been renamed to AssertUDF.Classdatafu.pig.utilDataFu
AssertUDFFilter function which asserts that a value is true.Classdatafu.pig.utilDataFu
BoolToIntUDF which converts a Boolean to an Integer.Classdatafu.pig.utilDataFu
CoalesceReturns the first non-null value from a tuple, just like COALESCE in SQL.Classdatafu.pig.utilDataFu
ContextualEvalFuncAn abstract class which enables UDFs to store instance properties on the front end which will be available on the back end.Classdatafu.pig.utilDataFu
DataFuExceptionSee Also:Serialized FormConstructor SummaryDataFuException()Classdatafu.pig.utilDataFu
FieldNotFoundThrown by {see AliasableEvalFunc} when attempting to access an unknown field by name.Classdatafu.pig.utilDataFu
InIn has been renamed to InUDF.Classdatafu.pig.utilDataFu
IntToBoolUDF which converts an Integer to a Boolean.Classdatafu.pig.utilDataFu
InUDFSimilar to the SQL IN function, this function provides a convenient way to filter using a logical disjunction over many values.Classdatafu.pig.utilDataFu
SimpleEvalFuncUses reflection to makes writing simple wrapper Pig UDFs easier.Classdatafu.pig.utilDataFu
TransposeTupleToBagPerforms a transpose on a tuple, resulting in a bag of key, value fields where the key is the column name and the value is the value of that column in the tuple.Classdatafu.pig.utilDataFu