Query fields cursor. More...

#include <query_fields_cursor.h>

Public Member Functions
	QueryFieldsCursor (const common::concurrent::SharedPointer< void > &impl)
	Constructor. More...

bool	HasNext ()
	Check whether next entry exists. More...

QueryFieldsRow	GetNext ()
	Get next entry. More...

const std::vector< std::string > &	GetColumnNames () const
	Get column names. More...

Detailed Description

Query fields cursor.

This class is implemented as a reference to an implementation so copying of this class instance will only create another reference to the same underlying object. Underlying object will be released automatically once all the instances are destructed.

Constructor & Destructor Documentation

◆ QueryFieldsCursor()

ignite::thin::cache::query::QueryFieldsCursor::QueryFieldsCursor ( const common::concurrent::SharedPointer< void > & impl )

explicit

Constructor.

Internal method. Should not be used by user.

Parameters

impl	Implementation.

Member Function Documentation

◆ GetColumnNames()

const std::vector<std::string>& ignite::thin::cache::query::QueryFieldsCursor::GetColumnNames ( ) const

Get column names.

Returns: Column names.

◆ GetNext()

QueryFieldsRow ignite::thin::cache::query::QueryFieldsCursor::GetNext ( )

Get next entry.

Returns: Next entry.

Exceptions

IgniteError class instance in case of failure.

◆ HasNext()

bool ignite::thin::cache::query::QueryFieldsCursor::HasNext ( )

Check whether next entry exists.

Returns: True if next entry exists.