Open_table_context Class Reference

#include <sql_base.h>

List of all members.

Public Types
enum	enum_open_table_action {   OT_NO_ACTION = 0, OT_BACKOFF_AND_RETRY, OT_REOPEN_TABLES, OT_DISCOVER,   OT_REPAIR }
Public Member Functions
	Open_table_context (THD *thd, uint flags)
bool	recover_from_failed_open ()
bool	request_backoff_action (enum_open_table_action action_arg, TABLE_LIST *table)
bool	can_recover_from_failed_open () const
const MDL_savepoint &	start_of_statement_svp () const
ulong	get_timeout () const
uint	get_flags () const
void	set_has_protection_against_grl ()
bool	has_protection_against_grl () const

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Detailed Description

A context of open_tables() function, used to recover from a failed open_table() or open_routine() attempt.

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Member Function Documentation

void Open_table_context::set_has_protection_against_grl

(

)

[inline]

Set flag indicating that we have already acquired metadata lock protecting this statement against GRL while opening tables.

const MDL_savepoint& Open_table_context::start_of_statement_svp

(

)

const [inline]

When doing a back-off, we close all tables acquired by this statement. Return an MDL savepoint taken at the beginning of the statement, so that we can rollback to it before waiting on locks.

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

• sql_base.h
• sql_base.cc