storages::mysql::CursorResultSet< T > Class Template Reference

#include </data/code/userver/mysql/include/userver/storages/mysql/cursor_result_set.hpp>

Detailed Description

template<typename T>
class storages::mysql::CursorResultSet< T >

A wrapper for read-only cursor.

Although this class can be constructed from StatementResultSet, you should always retrieve it from storages::mysql::Cluster for correct behavior.

Definition at line 16 of file cursor_result_set.hpp.

Public Member Functions
	CursorResultSet (StatementResultSet &&result_set)
	CursorResultSet (const CursorResultSet &other)=delete
	CursorResultSet (CursorResultSet &&other) noexcept
template<typename RowCallback >
void	ForEach (RowCallback &&row_callback, engine::Deadline deadline) &&
	Fetches all the rows from cursor and for each new row executes row_callback.

Constructor & Destructor Documentation

CursorResultSet()

template<typename T >

storages::mysql::CursorResultSet< T >::CursorResultSet ( StatementResultSet && result_set )

explicit

Definition at line 38 of file cursor_result_set.hpp.

Member Function Documentation

ForEach()

template<typename T >

template<typename RowCallback >

void storages::mysql::CursorResultSet< T >::ForEach	(	RowCallback &&	row_callback,
		engine::Deadline	deadline ) &&

Fetches all the rows from cursor and for each new row executes row_callback.

Usable when the result set is expected to be big enough to put too much memory pressure if fetched as a whole.

Definition at line 50 of file cursor_result_set.hpp.

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

• userver/storages/mysql/cursor_result_set.hpp