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hadoop - Pig-0.10.0 : CSVLoader cannot be cast to org. apache.pig.StoreFuncInterface

我似乎无法弄清楚我哪里出了问题。该脚本非常适用于PigStorage,但为CSVLoader提供了这个ClassCastException。我检查了文档,但没有帮助。这是堆栈跟踪:PigStackTrace---------------ERROR1200:Pigscriptfailedtoparse:pigscriptfailedtovalidate:java.lang.ClassCastException:org.apache.pig.piggybank.storage.CSVLoadercannotbecasttoorg.apache.pig.StoreFuncInterfaceo