| /* |
| * 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. |
| */ |
| |
| use tpcds; |
| |
| --- test with subplan into subplan pushdown enabled (default) |
| --- set `compiler.subplan.merge` "true"; |
| |
| // The case expression contains correlated subqueries. |
| select case when (select value count(ss) |
| from store_sales ss |
| where ss_quantity = item.i_item_sk)[0] < 25437 |
| then (select avg(ss_ext_discount_amt) |
| from store_sales |
| where ss_quantity = item.i_item_sk) |
| else (select avg(ss_net_profit) |
| from store_sales |
| where ss_quantity = item.i_item_sk) |
| end bucket1 |
| from item |
| where i_item_sk = 2; |
