DataFu 1.0
As we can see, the DataFu version provides a noticable improvement in both metrics. Glad to know that work wasn't all for naught. Creating a custom purpose UDF Many UDFs, such as those presented in the previous section, are general purpose. DataFu serves to collect these UDFs and make sure they are tested and easily available. If you are writing such a UDF, then we will happily accept contribution
Building Data Products at LinkedIn with DataFu
This document discusses tools and techniques used at LinkedIn for building data products, including Pig, Java, R, Hive, Voldemort, Kafka, and Azkaban. It describes how LinkedIn uses Pig extensively for its conciseness and expressiveness. DataFu is introduced as an open source library of user-defined functions (UDFs) for Pig that was created to share useful UDFs developed by different teams at Link
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