blob: 486fe66a58a33eef700b21e144788c561eb93601 [file] [log] [blame]
/*
* Description : Tests whether an ngram_index is applied to optimize a selection query using the similarity-jaccard-check function on 3-gram tokens.
* 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;
set import-private-functions 'true';
create type DBLPType as closed {
id: int32,
dblpid: string,
title: string,
authors: string,
misc: string
}
create dataset DBLP(DBLPType) primary key id;
create index ngram_index on DBLP(title) type ngram(3);
write output to nc1:"rttest/inverted-index-complex_ngram-jaccard-check-let.adm";
for $o in dataset('DBLP')
let $jacc := similarity-jaccard-check(gram-tokens($o.title, 3, false), gram-tokens("Transactions for Cooperative Environments", 3, false), 0.5f)
where $jacc[0]
return $o