Inheritance diagram for dballe::db::CursorSummary:

Public Member Functions
virtual void	remove ()=0
	Remove all data summarised by this entry.

virtual unsigned	test_iterate (FILE *dump=0)=0
	Iterate the cursor until the end, returning the number of items.

Public Member Functions inherited from dballe::impl::CursorSummary
virtual void	enq (Enq &enq) const =0

Public Member Functions inherited from dballe::CursorSummary
virtual Level	get_level () const =0
	Get the level.

virtual Trange	get_trange () const =0
	Get the time range.

virtual wreport::Varcode	get_varcode () const =0
	Get the variable code.

virtual DatetimeRange	get_datetimerange () const =0
	Get the datetime range.

virtual size_t	get_count () const =0
	Get the count of elements.

Public Member Functions inherited from dballe::Cursor
virtual bool	has_value () const =0
	Check if the cursor points to a valid value.

virtual int	remaining () const =0
	Get the number of rows still to be fetched.

virtual bool	next ()=0
	Get a new item from the results of a query.

virtual void	discard ()=0
	Discard the results that have not been read yet.

virtual DBStation	get_station () const =0
	Get the whole station data in a single call.

Additional Inherited Members
Static Public Member Functions inherited from dballe::impl::CursorSummary
static std::shared_ptr< CursorSummary >	downcast (std::shared_ptr< dballe::CursorSummary > c)
	Downcast a shared_ptr pointer.

static std::shared_ptr< CursorSummary >	make_empty ()
	Create a CursorSummary iterating on no results.

Member Function Documentation

◆ test_iterate()

virtual unsigned dballe::db::CursorSummary::test_iterate ( FILE * dump = 0 )

pure virtual

Iterate the cursor until the end, returning the number of items.

If dump is a FILE pointer, also dump the cursor values to it

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