forked from apache/arrow
-
Notifications
You must be signed in to change notification settings - Fork 0
Expand file tree
/
Copy pathexpression.h
More file actions
46 lines (35 loc) · 1.38 KB
/
Copy pathexpression.h
File metadata and controls
46 lines (35 loc) · 1.38 KB
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
// 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.
#pragma once
#include <string>
#include "gandiva/arrow.h"
#include "gandiva/gandiva_aliases.h"
#include "gandiva/visibility.h"
namespace gandiva {
/// \brief An expression tree with a root node, and a result field.
class GANDIVA_EXPORT Expression {
public:
Expression(const NodePtr root, const FieldPtr result) : root_(root), result_(result) {}
virtual ~Expression() = default;
const NodePtr& root() const { return root_; }
const FieldPtr& result() const { return result_; }
std::string ToString();
private:
const NodePtr root_;
const FieldPtr result_;
};
} // namespace gandiva