No_fk_checks_guard Class Reference

Helper to temporarily enable OPTION_NO_FOREIGN_KEY_CHECKS within a scope and restore the thread option bits during exit. More...

Public Member Functions
	No_fk_checks_guard (THD *thd)
	~No_fk_checks_guard ()
	No_fk_checks_guard (const No_fk_checks_guard &)=delete
No_fk_checks_guard &	operator= (const No_fk_checks_guard &)=delete

Private Attributes
THD *	m_thd
ulonglong	m_saved_bits

Detailed Description

Helper to temporarily enable OPTION_NO_FOREIGN_KEY_CHECKS within a scope and restore the thread option bits during exit.

This is used during foreign key cascade.

Constructor & Destructor Documentation

No_fk_checks_guard() [1/2]

No_fk_checks_guard::No_fk_checks_guard ( THD *  thd )

inlineexplicit

~No_fk_checks_guard()

No_fk_checks_guard::~No_fk_checks_guard ( )

inline

No_fk_checks_guard() [2/2]

No_fk_checks_guard::No_fk_checks_guard ( const No_fk_checks_guard &  )

delete

Member Function Documentation

operator=()

No_fk_checks_guard & No_fk_checks_guard::operator= ( const No_fk_checks_guard &  )

delete

Member Data Documentation

m_saved_bits

ulonglong No_fk_checks_guard::m_saved_bits

private

m_thd

THD* No_fk_checks_guard::m_thd

private

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

• sql/sql_foreign_key_constraint.cc