What is the SequenceFileInputFormat in Hadoop? › Category: Hadoop › What is the SequenceFileInputFormat in Hadoop? 0 Vote Up Vote Down Editor">Editor Staff asked 2 years ago What is the SequenceFileInputFormat in Hadoop? 1 Answers 0 Vote Up Vote Down Editor">Editor Staff answered 2 years ago In Hadoop, SequenceFileInputFormat is used to read files in sequence. It is a specific compressed binary file format which passes data between the output of one MapReduce job to the input of some other MapReduce job.