asterix-app/src/test/resources/optimizerts/queries/query-issue697.aql

/*
 * Licensed to the Apache Software Foundation (ASF) under one
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 * to you under the Apache License, Version 2.0 (the
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 *
 *   http://www.apache.org/licenses/LICENSE-2.0
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 */
/*
 * Description     : This test case is to verify the fix for issue697
 * https://code.google.com/p/asterixdb/issues/detail?id=697
 * Expected Result : Success
 * Date            : 16th Nov. 2014
 */

drop dataverse test if exists;
create dataverse test;

use dataverse test;

create type TestType as closed {
  key1: int32,
  value: int32
}

create dataset test(TestType)
  primary key key1;


for $i in dataset("test")
group by $aid := $i.key1 with $i
return {
  "gid": $aid,
  "avg": avg(for $j in $i where not(is-null($j.value)) return $j.value)
}