| --! qt:dataset:src |
| -- SORT_QUERY_RESULTS |
| |
| CREATE TABLE tmp1_n0(key INT, cnt INT); |
| CREATE TABLE tmp2_n0(key INT, cnt INT); |
| CREATE TABLE dest_j1_n13(key INT, value INT, val2 INT); |
| |
| INSERT OVERWRITE TABLE tmp1_n0 |
| SELECT key, count(1) from src group by key; |
| |
| INSERT OVERWRITE TABLE tmp2_n0 |
| SELECT key, count(1) from src group by key; |
| set hive.auto.convert.join=true; |
| EXPLAIN |
| INSERT OVERWRITE TABLE dest_j1_n13 |
| SELECT /*+ MAPJOIN(x) */ x.key, x.cnt, y.cnt |
| FROM tmp1_n0 x JOIN tmp2_n0 y ON (x.key = y.key); |
| |
| INSERT OVERWRITE TABLE dest_j1_n13 |
| SELECT /*+ MAPJOIN(x) */ x.key, x.cnt, y.cnt |
| FROM tmp1_n0 x JOIN tmp2_n0 y ON (x.key = y.key); |
| |
| select * from dest_j1_n13; |
| |
| |
| |
