| --! qt:dataset:src | |
| set hive.stats.column.autogather=false; | |
| set hive.mapred.mode=nonstrict; | |
| set mapred.reduce.tasks=31; | |
| -- SORT_QUERY_RESULTS | |
| CREATE TABLE dest1_n125(key INT, value DOUBLE) STORED AS TEXTFILE; | |
| EXPLAIN | |
| FROM src INSERT OVERWRITE TABLE dest1_n125 SELECT src.key, sum(substr(src.value,5)) GROUP BY src.key LIMIT 5; | |
| FROM src INSERT OVERWRITE TABLE dest1_n125 SELECT src.key, sum(substr(src.value,5)) GROUP BY src.key ORDER BY src.key LIMIT 5; | |
| SELECT dest1_n125.* FROM dest1_n125; |