我試圖運行蜂巢查詢,但我得到的錯誤是:錯誤,同時運行蜂巢查詢
hive> FROM (
> FROM t1
> MAP t1.patient_mrn, t1.encounter_date
> USING 'retrieve'
> AS mp1, mp2
> CLUSTER BY mp1) map_output
> INSERT OVERWRITE TABLE t3
> REDUCE map_output.mp1, map_output.mp2
> USING 'q1.txt'
> AS reducef1, reducef2;
總MapReduce作業= 1
啓動工作1出1張
數減少未指定的任務。 1
爲了改變平均負載爲一個減速器(字節):: 組hive.exec.reducers.bytes.per.reducer =
爲了限制最大根據輸入數據大小估計減速器的數目: 組hive.exec.reducers.max =
爲了設置減速器的恆定數量: 組mapred.reduce.tasks =
開始工作= job_201112281627_0097,跟蹤URL = http://localhost:50030/jobdetails.jsp?jobid=job_201112281627_0097
殺戮命令= /home/hadoop/hadoop-0.20.2-cdh3u2//bin/hadoop工作-Dmapred.job.tracker =本地主機:54311 -kill job_201112281627_0097
2011-12-31 03:10: 46391階段-1地圖= 0%,減少= 0%
2011-12-31 03:11:29794階段-1地圖= 100%,減少= 100%
結束作業= job_201112281627_0097有錯誤 FAILED:執行錯誤,從org.apache.hadoop.hive.ql.exec.MapRedTask返回代碼2 配置單元>