/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.   See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.   The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.   You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.   See the License for the
 * specific language governing permissions and limitations
 * under the License. 
 */
/*
 * Description    : Fuzzy joins two datasets, Customer and Customer2, based on ~= using Jaccard of their interest sets. 
 *                  Customers has a keyword index on interests, and we expect the join to be transformed into an indexed nested-loop join. 
 * Success        : Yes
 */

drop  dataverse test if exists;
create  dataverse test;

use test;


create type test. AddressType as
 closed {
  number : integer,
  street : string,
  city : string
};

create type test. CustomerType as
 closed {
  cid : integer,
  name : string,
  age : integer?, 
  address : AddressType?, 
  interests : {{string}},
  children : [{
          name : string,
          age : integer? 
      }
]
};

create  dataset Customers(CustomerType) primary key cid;

create  dataset Customers2(CustomerType) primary key cid;

create  index interests_index  on Customers (interests) type keyword;

write output to asterix_nc1:"rttest/inverted-index-join_ulist-fuzzyeq-jaccard_01.adm";
set `simfunction` `jaccard`;

set `simthreshold` `0.7f`;

select element {'arec':a,'brec':b}
from  Customers as a,
      Customers2 as b
where ((a.interests /*+ indexnl */  ~= b.interests) and (a.cid < b.cid))
;
