Condition information. More...

Inheritance diagram for Condition_information:

Public Member Functions
	Condition_information (Item cond_number_expr, List< Condition_information_item > items)
	Constructor, used to represent the condition information of a GET DIAGNOSTICS statement. More...

bool	aggregate (THD thd, const Diagnostics_area da) override
	Obtain condition information in the context of a Diagnostics Area. More...

Public Member Functions inherited from Diagnostics_information
void	set_which_da (Which_area area)
	Set which Diagnostics Area to access. More...

Which_area	get_which_da (void) const
	Get which Diagnostics Area to access. More...

Private Attributes
Item *	m_cond_number_expr
	Number that identifies the diagnostic condition for which information is to be obtained. More...

List< Condition_information_item > *	m_items
	List of condition information items. More...

Additional Inherited Members
Public Types inherited from Diagnostics_information
enum	Which_area { CURRENT_AREA , STACKED_AREA }
	Which Diagnostics Area to access. More...

Protected Member Functions inherited from Diagnostics_information
virtual	~Diagnostics_information ()
	Diagnostics_information objects are allocated in thd->mem_root. More...

template<typename Diag_item , typename Context >
bool	evaluate (THD thd, Diag_item diag_item, Context ctx)
	Evaluate a diagnostics information item in a specific context. More...

Detailed Description

Condition information.

Remarks: Provides information about conditions raised during the execution of a statement.

Constructor & Destructor Documentation

Condition_information::Condition_information	(	Item *	cond_number_expr,
		List< Condition_information_item > *	items
	)

inline

Constructor, used to represent the condition information of a GET DIAGNOSTICS statement.

Parameters

cond_number_expr	Number that identifies the diagnostic condition.
items	List of requested condition information items.

bool Condition_information::aggregate	(	THD *	thd,
		const Diagnostics_area *	da
	)

overridevirtual

Obtain condition information in the context of a Diagnostics Area.

Obtain condition information in the context of a given Diagnostics Area.

Parameters

thd	The current thread.
da	The Diagnostics Area.

Return values

false	on success.
true	on error

Item* Condition_information::m_cond_number_expr

private

Number that identifies the diagnostic condition for which information is to be obtained.

List<Condition_information_item>* Condition_information::m_items

private

List of condition information items.

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