#------------------------------------------------------------------------------ # $File: apache,v 1.1 2017/04/11 14:52:15 christos Exp $ # apache: file(1) magic for Apache Big Data formats # Avro files 0 string Obj Apache Avro >3 byte x version %d # ORC files # Important information is in file footer, which we can't index to :( 0 string ORC Apache ORC # Parquet files 0 string PAR1 Apache Parquet # Hive RC files 0 string RCF Apache Hive RC file >3 byte x version %d # Sequence files (and the careless first version of RC file) 0 string SEQ >3 byte <6 Apache Hadoop Sequence file version %d >3 byte >6 Apache Hadoop Sequence file version %d >3 byte =6 >>5 string org.apache.hadoop.hive.ql.io.RCFile$KeyBuffer Apache Hive RC file version 0 >>3 default x Apache Hadoop Sequence file version 6