MongoDB C++ Driver mongocxx-3.11.0
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aggregate.hpp
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1// Copyright 2009-present MongoDB, Inc.
2//
3// Licensed under the Apache License, Version 2.0 (the "License");
4// you may not use this file except in compliance with the License.
5// You may obtain a copy of the License at
6//
7// http://www.apache.org/licenses/LICENSE-2.0
8//
9// Unless required by applicable law or agreed to in writing, software
10// distributed under the License is distributed on an "AS IS" BASIS,
11// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12// See the License for the specific language governing permissions and
13// limitations under the License.
14
15#pragma once
16
17#include <chrono>
18#include <cstdint>
19
23
28
29#include <mongocxx/hint.hpp>
32#include <mongocxx/stdx.hpp>
34
36
37namespace mongocxx {
38namespace v_noabi {
39namespace options {
40
44class aggregate {
45 public:
61
71
86
96
111 collation(bsoncxx::v_noabi::document::view_or_value collation);
112
122 MONGOCXX_ABI_EXPORT_CDECL(const stdx::optional<bsoncxx::v_noabi::document::view_or_value>&)
123 collation() const;
124
138 MONGOCXX_ABI_EXPORT_CDECL(aggregate&) let(bsoncxx::v_noabi::document::view_or_value let);
139
149 MONGOCXX_ABI_EXPORT_CDECL(const stdx::optional<bsoncxx::v_noabi::document::view_or_value>&)
150 let() const;
151
166
176 MONGOCXX_ABI_EXPORT_CDECL(const stdx::optional<std::chrono::milliseconds>&) max_time() const;
177
191
200 MONGOCXX_ABI_EXPORT_CDECL(const stdx::optional<mongocxx::v_noabi::read_preference>&)
202
214
223 MONGOCXX_ABI_EXPORT_CDECL(const stdx::optional<bool>&) bypass_document_validation() const;
224
242
251 MONGOCXX_ABI_EXPORT_CDECL(const stdx::optional<mongocxx::v_noabi::hint>&) hint() const;
252
269
279 MONGOCXX_ABI_EXPORT_CDECL(const stdx::optional<mongocxx::v_noabi::write_concern>&)
281
296
306 MONGOCXX_ABI_EXPORT_CDECL(const stdx::optional<mongocxx::v_noabi::read_concern>&)
308
322 comment(bsoncxx::v_noabi::types::bson_value::view_or_value comment);
323
334 const stdx::optional<bsoncxx::v_noabi::types::bson_value::view_or_value>&)
335 comment() const;
336
337 private:
338 friend ::mongocxx::v_noabi::collection;
339 friend ::mongocxx::v_noabi::database;
340
341 void append(bsoncxx::v_noabi::builder::basic::document& builder) const;
342
343 stdx::optional<bool> _allow_disk_use;
344 stdx::optional<std::int32_t> _batch_size;
345 stdx::optional<bsoncxx::v_noabi::document::view_or_value> _collation;
346 stdx::optional<bsoncxx::v_noabi::document::view_or_value> _let;
347 stdx::optional<std::chrono::milliseconds> _max_time;
348 stdx::optional<mongocxx::v_noabi::read_preference> _read_preference;
349 stdx::optional<bool> _bypass_document_validation;
350 stdx::optional<mongocxx::v_noabi::hint> _hint;
351 stdx::optional<mongocxx::v_noabi::write_concern> _write_concern;
352 stdx::optional<mongocxx::v_noabi::read_concern> _read_concern;
353 stdx::optional<bsoncxx::v_noabi::types::bson_value::view_or_value> _comment;
354};
355
356} // namespace options
357} // namespace v_noabi
358} // namespace mongocxx
359
360#include <mongocxx/config/postlude.hpp>
361
Declares mongocxx::v_noabi::options::aggregate.
Provides bsoncxx::v_noabi::builder::basic::document.
A polyfill for std::optional<T>.
Definition optional.hpp:874
Class representing server side document groupings within a MongoDB database.
Definition collection.hpp:87
Class representing a MongoDB database.
Definition database.hpp:47
Class representing a hint to be passed to a database operation.
Definition hint.hpp:37
Class representing the optional arguments to a MongoDB aggregation operation.
Definition aggregate.hpp:44
const stdx::optional< bsoncxx::v_noabi::document::view_or_value > & let() const
Retrieves the current variable mapping for this operation.
const stdx::optional< bsoncxx::v_noabi::document::view_or_value > & collation() const
Retrieves the current collation for this operation.
const stdx::optional< std::chrono::milliseconds > & max_time() const
The current max_time setting.
aggregate & batch_size(std::int32_t batch_size)
Sets the number of documents to return per batch.
const stdx::optional< bsoncxx::v_noabi::types::bson_value::view_or_value > & comment() const
Gets the current comment.
const stdx::optional< bool > & bypass_document_validation() const
The current bypass_document_validation setting.
const stdx::optional< std::int32_t > & batch_size() const
The current batch size setting.
const stdx::optional< bool > & allow_disk_use() const
Retrieves the current allow_disk_use setting.
aggregate & allow_disk_use(bool allow_disk_use)
Enables writing to temporary files. When set to true, aggregation stages can write data to the _tmp s...
A class to represent the read concern. Read concern can be set at the client, database,...
Definition read_concern.hpp:58
Class representing a preference for how the driver routes read operations to members of a replica set...
Definition read_preference.hpp:65
Class representing the server-side requirement for reporting the success of a write operation....
Definition write_concern.hpp:61
Declares mongocxx::v_noabi::collection.
Declares mongocxx::v_noabi::database.
Provides bsoncxx::v_noabi::document::view_or_value.
#define MONGOCXX_ABI_EXPORT_CDECL(...)
Equivalent to MONGOCXX_ABI_EXPORT with MONGOCXX_ABI_CDECL.
Definition fwd.hpp:222
Provides mongocxx::v_noabi::hint.
The mongocxx macro guard prelude header.
The top-level namespace within which all bsoncxx library entities are declared.
The top-level namespace within which all mongocxx library entities are declared.
The top-level namespace reserved for the C++ standard library.
Provides std::optional-related polyfills for library API usage.
Provides mongocxx::v_noabi::read_concern.
Provides mongocxx::v_noabi::read_preference.
Redeclares bsoncxx::v_noabi::stdx in mongocxx::v_noabi::stdx for internal use.
Provides bsoncxx::v_noabi::types::bson_value::view_or_value.
Provides mongocxx::v_noabi::write_concern.