| /* |
| * Description : Tests whether an ngram_index is applied to optimize a selection query using the edit-distance-check function on lists. |
| * Tests that the optimizer rule correctly drills through the let clauses. |
| * The index should be applied. |
| * Success : Yes |
| */ |
| |
| drop dataverse test if exists; |
| create dataverse test; |
| use dataverse test; |
| |
| create type AddressType as closed { |
| number: int32, |
| street: string, |
| city: string |
| } |
| |
| create type CustomerType as closed { |
| cid: int32, |
| name: string, |
| age: int32?, |
| address: AddressType?, |
| interests: [string], |
| children: [ { name: string, age: int32? } ] |
| } |
| |
| create dataset Customers(CustomerType) partitioned by key cid; |
| |
| create index interests_index on Customers(interests) type keyword; |
| |
| write output to nc1:"rttest/inverted-index-complex_olist-edit-distance-check-let.adm"; |
| |
| for $c in dataset('Customers') |
| let $ed := edit-distance-check($c.interests, ["computers", "wine", "walking"], 1) |
| where $ed[0] |
| order by $c.cid |
| return $c |