| drop dataverse test if exists; |
| |
| create dataverse test; |
| |
| use dataverse test; |
| |
| create type OrderType as open { |
| oid: int32, |
| cid: int32, |
| orderstatus: string, |
| orderpriority: string, |
| clerk: string, |
| total: float, |
| items: [int32] |
| } |
| |
| |
| create external dataset Orders(OrderType) |
| using "edu.uci.ics.asterix.external.dataset.adapter.NCFileSystemAdapter" |
| (("path"="nc1://data/nontagged/orderData.json"),("format"="adm")); |
| |
| write output to nc1:"rttest/custord_order_q_05.adm"; |
| |
| for $o in dataset('Orders') |
| let $c1 := [] |
| let $c2 := {{}} |
| return { "orderid": $o.oid, "ordertot":$o.total, "emptyorderedlist": $c1, "emptyunorderedlist": $c2, "olist_item1": $c1[0], "olist_item5": $c1[4], "ulist_item1": $c2[?]} |