storages::mongo::options::WriteConcern Class Reference

#include <userver/storages/mongo/options.hpp>

Detailed Description

Write concern.

See also

https://docs.mongodb.org/manual/reference/write-concern/

Definition at line 79 of file options.hpp.

Public Types
enum	Level {   kMajority ,   kUnacknowledged }

Public Member Functions
	WriteConcern (Level level)
	Creates a write concern with the special level.
	WriteConcern (size_t nodes_count)
	Creates a write concern waiting for propagation to nodes_count RS nodes.
	WriteConcern (std::string tag)
	Creates a write concern defined in RS config.
bool	IsMajority () const
size_t	NodesCount () const
const std::string &	Tag () const
std::optional< bool >	Journal () const
const std::chrono::milliseconds &	Timeout () const
WriteConcern &	SetTimeout (std::chrono::milliseconds timeout)
	Sets write concern timeout, 0 means no timeout.
WriteConcern &	SetJournal (bool value)
	Sets whether to wait for on-disk journal commit.

Static Public Attributes
static constexpr std::chrono::seconds	kDefaultMajorityTimeout {1}
	Default timeout for "majority" write concern.

Member Enumeration Documentation

Level

enum storages::mongo::options::WriteConcern::Level

Enumerator
kMajority	Wait until propagation to a "majority" of RS nodes.
kUnacknowledged	Do not check for operation errors, do not wait for write, same as 0

Definition at line 81 of file options.hpp.

Member Data Documentation

kDefaultMajorityTimeout

constexpr std::chrono::seconds storages::mongo::options::WriteConcern::kDefaultMajorityTimeout {1}

staticconstexpr

Default timeout for "majority" write concern.

Definition at line 89 of file options.hpp.

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The documentation for this class was generated from the following file:

• userver/storages/mongo/options.hpp