asterixdb/asterix-app/src/test/resources/optimizerts/queries/query-ASTERIXDB-865.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.
 */

/* This test is to verify the fix for ASTERIXDB-865. */

drop dataverse test if exists;
create dataverse test;
use dataverse test;

create type page_info_type as open {}

create type page_views_type as closed {
    user: string,
    action: int32,
    timespent: int32,
    query_term: string,
    ip_addr: int32,
    timestamp: int32,
    estimated_revenue: double,
    page_info: page_info_type,
    page_links: {{ page_info_type}}
}

create dataset page_views(page_views_type)
primary key user;

for $t in dataset page_views
let $header := if ($t.action = 1)
    then [ $t.page_info.a ]
    else
        for $pl in $t.page_links
        return $pl.b
for $h in $header
return
{ "user": $t.user, "header": $h }
;