| drop dataverse tpch if exists; |
| create dataverse tpch; |
| |
| use dataverse tpch; |
| |
| create type RegionType as closed { |
| r_regionkey: int32, |
| r_name: string, |
| r_comment: string |
| } |
| |
| create dataset Regions_group_no_agg(RegionType) |
| partitioned by key r_regionkey; |
| |
| write output to nc1:"rttest/tpch_group_no_agg.adm"; |
| |
| load dataset Regions_group_no_agg |
| using "edu.uci.ics.asterix.external.dataset.adapter.NCFileSystemAdapter" |
| (("path"="nc1://data/tpch0.001/region.tbl"),("format"="delimited-text"),("delimiter"="|")) pre-sorted; |
| |
| for $r in dataset('Regions_group_no_agg') |
| group by $name := $r.r_name with $r |
| order by $name |
| return $name |
