PREHOOK: query: select /*+ mapjoin(b) */ * from src a join src b on (a.key=b.key) PREHOOK: type: QUERY PREHOOK: Input: default@src PREHOOK: Output: file:/tmp/nzhang/hive_2010-08-02_13-41-52_752_1156521578782717030/-mr-10000 FAILED: Execution Error, return code 2 from org.apache.hadoop.hive.ql.exec.mr.MapRedTask