| --! qt:disabled:disabled by 98c5b637df2d in 2017 |
| --! qt:dataset:src |
| set hive.mapred.mode=nonstrict; |
| |
| CREATE TABLE many_files(key string, value string) |
| partitioned by (ds string) |
| clustered by (key) into 4 buckets |
| stored as orc; |
| |
| insert overwrite table many_files partition (ds='1') select * from src; |
| insert overwrite table many_files partition (ds='2') select * from src; |
| |
| dfs -ls -R ${hiveconf:hive.metastore.warehouse.dir}/many_files/; |
| |
| explain analyze table many_files cache metadata; |
| analyze table many_files cache metadata; |
| |
| set hive.fetch.task.conversion=none; |
| |
| select sum(hash(*)) from many_files; |
