Sql_cmd_common_signal Class Reference

#include <sql_signal.h>

Inheritance diagram for Sql_cmd_common_signal:

Collaboration diagram for Sql_cmd_common_signal:

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

Additional Inherited Members
Public Member Functions inherited from Sql_cmd
virtual enum_sql_command	sql_command_code () const =0
	Return the command code for this statement.
virtual bool	execute (THD *thd)=0
Static Public Member Functions inherited from Sql_alloc
static void *	operator new (size_t size) throw ()
static void *	operator new[] (size_t size) throw ()
static void *	operator new[] (size_t size, MEM_ROOT *mem_root) throw ()
static void *	operator new (size_t size, MEM_ROOT *mem_root) throw ()
static void	operator delete (void *ptr, size_t size)
static void	operator delete (void *ptr, MEM_ROOT *mem_root)
static void	operator delete[] (void *ptr, MEM_ROOT *mem_root)
static void	operator delete[] (void *ptr, size_t size)

Detailed Description

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

Definition at line 23 of file sql_signal.h.

Constructor & Destructor Documentation

Sql_cmd_common_signal::Sql_cmd_common_signal ( const sp_condition_value *  cond, const Set_signal_information &  set  )

inlineprotected

Constructor.

Parameters

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

Definition at line 31 of file sql_signal.h.

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  )

staticprotected

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

Definition at line 90 of file sql_signal.cc.

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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.

Definition at line 105 of file sql_signal.cc.

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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.

Definition at line 259 of file sql_signal.cc.

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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.

Definition at line 416 of file sql_signal.cc.

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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).

Definition at line 82 of file sql_signal.h.

Set_signal_information Sql_cmd_common_signal::m_set_signal_information

protected

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

Definition at line 88 of file sql_signal.h.

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

• sql/sql_signal.h
• sql/sql_signal.cc