asterix-app/src/test/resources/optimizerts/queries/fj-dblp-csx.aql

/*
 * 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.
 */
drop dataverse fj-dblp-csx if exists;

create dataverse fj-dblp-csx;

use dataverse fj-dblp-csx;

create type DBLPType as open {
  id: int32, 
  dblpid: string,
  title: string,
  authors: string,
  misc: string
}

create type CSXType as open {
  id: int32, 
  csxid: string,
  title: string,
  authors: string,
  misc: string
}

create nodegroup group1 if not exists on asterix_nc1, asterix_nc2;

create dataset DBLP(DBLPType) primary key id on group1;
create dataset CSX(CSXType) primary key id on group1;

write output to asterix_nc1:'rttest/fj-dblp-csx.adm';

    for $paperDBLP in dataset('DBLP')
    let $idDBLP := $paperDBLP.id
    let $unrankedTokensDBLP := counthashed-word-tokens($paperDBLP.title)
    let $tokensDBLP :=
        for $token in $unrankedTokensDBLP
        for $tokenRanked at $i in
            //
            // -- - Stage 1 - --
            //
            // for $paper in dataset('DBLP')
            // for $token in counthashed-word-tokens($paper.title) 
            // group by $tokenGroupped := $token with $paper
            // order by count($paper), $tokenGroupped
            // return $tokenGroupped
            for $paper in dataset('DBLP')
            return $paper.title            
        where $token = $tokenRanked
        order by $i
        return $i
   
    for $prefixTokenDBLP in $tokensDBLP 

    for $paperCSX in dataset('CSX')
    let $idCSX := $paperCSX.id
    let $unrankedTokensCSX := counthashed-word-tokens($paperCSX.title)
    let $tokensCSX :=        
        for $token in $unrankedTokensCSX
        for $tokenRanked at $i in
            //
            // -- - Stage 1 - --
            //
            // for $paper in dataset('DBLP')
            // for $token in counthashed-word-tokens($paper.title) 
            // group by $tokenGroupped := $token with $paper
            // order by count($paper), $tokenGroupped
            // return $tokenGroupped
            for $paper in dataset('DBLP')
            return $paper.title
        where $token = $tokenRanked
        order by $i
        return $i
        
    for $prefixTokenCSX in $tokensCSX    
    where $prefixTokenDBLP = $prefixTokenCSX
    group by $idDBLP := $idDBLP, $idCSX := $idCSX with $paperDBLP 
    order by $idDBLP, $idCSX
    return {'idDBLP': $idDBLP, 'idCSX': $idCSX}