Sql_cmd_common_signal Class Reference

#include <sql_signal.h>

Inheritance diagram for Sql_cmd_common_signal:

List of all members.

Protected Member Functions
	Sql_cmd_common_signal (const sp_condition_value *cond, const Set_signal_information &set)
void	eval_defaults (THD *thd, Sql_condition *cond)
int	eval_signal_informations (THD *thd, Sql_condition *cond)
bool	raise_condition (THD *thd, Sql_condition *cond)
Static Protected Member Functions
static void	assign_defaults (Sql_condition *cond, bool set_level_code, Sql_condition::enum_warning_level level, int sqlcode)
Protected Attributes
const sp_condition_value *	m_cond
Set_signal_information	m_set_signal_information

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Detailed Description

Sql_cmd_common_signal represents the common properties of the SIGNAL and RESIGNAL statements.

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Constructor & Destructor Documentation

Sql_cmd_common_signal::Sql_cmd_common_signal	(	const sp_condition_value *	cond,
		const Set_signal_information &	set
	)		[inline, protected]

Constructor.

Parameters:

cond	the condition signaled if any, or NULL.
set	collection of signal condition item assignments.

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Member Function Documentation

void Sql_cmd_common_signal::assign_defaults	(	Sql_condition *	cond,
		bool	set_level_code,
		Sql_condition::enum_warning_level	level,
		int	sqlcode
	)		[static, protected]

Assign the condition items 'MYSQL_ERRNO', 'level' and 'MESSAGE_TEXT' default values of a condition.

Parameters:

cond	the condition to update.
set_level_code	true if 'level' and 'MYSQL_ERRNO' needs to be overwritten
level	the level to assign
sqlcode	the sql code to assign

void Sql_cmd_common_signal::eval_defaults	(	THD *	thd,
		Sql_condition *	cond
	)		[protected]

Evaluate the condition items 'SQLSTATE', 'MYSQL_ERRNO', 'level' and 'MESSAGE_TEXT' default values for this statement.

Parameters:

thd	the current thread.
cond	the condition to update.

int Sql_cmd_common_signal::eval_signal_informations	(	THD *	thd,
		Sql_condition *	cond
	)		[protected]

Evaluate each signal condition items for this statement.

Parameters:

thd	the current thread.
cond	the condition to update.

Returns:

0 on success.

bool Sql_cmd_common_signal::raise_condition	(	THD *	thd,
		Sql_condition *	cond
	)		[protected]

Raise a SQL condition.

Parameters:

thd	the current thread.
cond	the condition to raise.

Returns:

false on success.

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Member Data Documentation

const sp_condition_value* Sql_cmd_common_signal::m_cond [protected]

The condition to signal or resignal. This member is optional and can be NULL (RESIGNAL).

Set_signal_information Sql_cmd_common_signal::m_set_signal_information [protected]

Collection of 'SET item = value' assignments in the SIGNAL/RESIGNAL statement.

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

• sql_signal.h
• sql_signal.cc