/**
 * 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.
 */

E = source(line,"../tests/data/employee.txt",",",type(<name:string,dno:int,address:string>));

aggregation aggr(\(x:int,y:int):int.x+y,0):int;

aggr(select e.dno from e in E);

select (k,aggr(e.dno)) from e in E group by k: e.dno;

function ff (x:int,y:int):int { x+y };

aggregation aggr2(ff,0):int;

aggr2(select e.dno from e in E);

select (k,aggr2(e.dno)) from e in E group by k: e.dno;