| /* |
| * Description : Tests that the SimilarityCheckRule rewrites the edit-distance function with a threshold |
| * into edit-distance-check if possible. |
| * Tests that the optimizer drills through the let clause. |
| * Replacement should *not* happen because of a ">=" condition on the edit distance. |
| * Success : Yes |
| */ |
| |
| drop dataverse test if exists; |
| create dataverse test; |
| use dataverse test; |
| |
| create type DBLPType as closed { |
| id: int32, |
| dblpid: string, |
| title: string, |
| authors: string, |
| misc: string |
| } |
| |
| create dataset DBLP(DBLPType) partitioned by key id; |
| |
| load dataset DBLP |
| using "edu.uci.ics.asterix.external.dataset.adapter.NCFileSystemAdapter" |
| (("path"="nc1://data/dblp-small/dblp-small-id.txt"),("format"="delimited-text"),("delimiter"=":")) pre-sorted; |
| |
| write output to nc1:"rttest/similarity_edit-distance-let-to-edit-distance-check_05.adm"; |
| |
| for $o in dataset('DBLP') |
| let $ed := edit-distance($o.authors, "Michael J. Carey") |
| where $ed >= 2 |
| return $ed |