| // 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. |
| |
| syntax = "proto2"; |
| |
| package quickstep.serialization; |
| |
| import "expressions/window_aggregation/WindowAggregateFunction.proto"; |
| import "expressions/Expressions.proto"; |
| |
| message WindowAggregationOperationState { |
| required int32 input_relation_id = 1; |
| required WindowAggregateFunction function = 2; |
| repeated Scalar arguments = 3; |
| repeated Scalar partition_by_attributes = 4; |
| required bool is_row = 5; |
| required int64 num_preceding = 6; // -1 means UNBOUNDED PRECEDING. |
| required int64 num_following = 7; // -1 means UNBOUNDED FOLLOWING. |
| repeated Scalar order_by_attributes = 8; |
| } |