dd::Dictionary_impl Class Reference

#include <dictionary_impl.h>

Inheritance diagram for dd::Dictionary_impl:

Public Member Functions
	~Dictionary_impl () override=default
virtual uint	get_actual_dd_version (THD *thd)
virtual uint	get_actual_I_S_version (THD *thd)
virtual uint	get_actual_P_S_version (THD *thd)
virtual bool	get_actual_ndbinfo_schema_version (THD *thd, uint *version)
uint	set_I_S_version (THD *thd, uint version)
uint	set_P_S_version (THD *thd, uint version)
uint	set_ndbinfo_schema_version (THD *thd, uint version)
const Object_table *	get_dd_table (const String_type &schema_name, const String_type &table_name) const override
	Get dictionary object for a given dictionary table name. More...
bool	is_dd_schema_name (const String_type &schema_name) const override
	Check if the given schema name is 'mysql', which where the DD tables are stored. More...
bool	is_dd_table_name (const String_type &schema_name, const String_type &table_name) const override
	Check if given table name is a dictionary table name. More...
bool	is_system_table_name (const String_type &schema_name, const String_type &table_name) const override
	Check if given table name is a system table name. More...
int	table_type_error_code (const String_type &schema_name, const String_type &table_name) const override
	Get the error code representing the type name string for a dictionary or system table. More...
bool	is_dd_table_access_allowed (bool is_dd_internal_thread, bool is_ddl_statement, const char *schema_name, size_t schema_length, const char *table_name) const override
	Check if given table name can be accessed by the given thread type. More...
bool	is_system_view_name (const char *schema_name, const char *table_name, bool *hidden) const override
	Check if given table name is a system view name. More...
bool	is_system_view_name (const char *schema_name, const char *table_name) const override
	Check if given table name is a system view name. More...
Public Member Functions inherited from dd::Dictionary
virtual	~Dictionary ()=default

Static Public Member Functions
static bool	init (enum_dd_init_type dd_init)
static bool	shutdown ()
static Dictionary_impl *	instance ()
static uint	get_target_dd_version ()
static uint	get_target_I_S_version ()
static uint	get_target_P_S_version ()
static Object_id	default_catalog_id ()
static Object_id	dd_tablespace_id ()
static const String_type &	default_catalog_name ()

Private Member Functions
	Dictionary_impl ()=default

Static Private Attributes
static Dictionary_impl *	s_instance = nullptr
static Object_id	DEFAULT_CATALOG_ID = 1
static Object_id	DD_TABLESPACE_ID = 1
static const String_type	DEFAULT_CATALOG_NAME

Friends
class	dd_schema_unittest::SchemaTest
class	my_testing::DD_initializer
template<typename T >
class	dd_column_statistics_unittest::ColumnStatisticsTest

Constructor & Destructor Documentation

Dictionary_impl()

dd::Dictionary_impl::Dictionary_impl ( )

privatedefault

~Dictionary_impl()

dd::Dictionary_impl::~Dictionary_impl ( )

overridedefault

Member Function Documentation

dd_tablespace_id()

static Object_id dd::Dictionary_impl::dd_tablespace_id ( )

inlinestatic

default_catalog_id()

static Object_id dd::Dictionary_impl::default_catalog_id ( )

inlinestatic

default_catalog_name()

static const String_type & dd::Dictionary_impl::default_catalog_name ( )

inlinestatic

get_actual_dd_version()

uint dd::Dictionary_impl::get_actual_dd_version ( THD *  thd )

virtual

get_actual_I_S_version()

uint dd::Dictionary_impl::get_actual_I_S_version ( THD *  thd )

virtual

get_actual_ndbinfo_schema_version()

bool dd::Dictionary_impl::get_actual_ndbinfo_schema_version ( THD *  thd, uint *  version  )

virtual

get_actual_P_S_version()

uint dd::Dictionary_impl::get_actual_P_S_version ( THD *  thd )

virtual

get_dd_table()

const Object_table * dd::Dictionary_impl::get_dd_table ( const String_type &  schema_name, const String_type &  table_name  ) const

overridevirtual

Get dictionary object for a given dictionary table name.

If the given schema_name and table_name is not a dictionary table name, then the function returns NULL.

Returns

Pointer to dictionary object for the given dictionary table name, else NULL.

Implements dd::Dictionary.

get_target_dd_version()

uint dd::Dictionary_impl::get_target_dd_version ( )

static

get_target_I_S_version()

uint dd::Dictionary_impl::get_target_I_S_version ( )

static

get_target_P_S_version()

uint dd::Dictionary_impl::get_target_P_S_version ( )

static

init()

bool dd::Dictionary_impl::init ( enum_dd_init_type  dd_init )

static

instance()

Dictionary_impl * dd::Dictionary_impl::instance ( )

static

is_dd_schema_name()

bool dd::Dictionary_impl::is_dd_schema_name ( const String_type &  schema_name ) const

inlineoverridevirtual

Check if the given schema name is 'mysql', which where the DD tables are stored.

Parameters

schema_name

Schema name to check.

Returns

true - If schema_name is 'mysql'

false - If schema_name is not 'mysql'

Implements dd::Dictionary.

is_dd_table_access_allowed()

bool dd::Dictionary_impl::is_dd_table_access_allowed ( bool  is_dd_internal_thread, bool  is_ddl_statement, const char *  schema_name, size_t  schema_length, const char *  table_name  ) const

overridevirtual

Check if given table name can be accessed by the given thread type.

Parameters

is_dd_internal_thread	'true' if this is a DD internal thread.
is_ddl_statement	'true' if this is a DDL statement.
schema_name	Schema name to check.
schema_length	Length of schema name to check.
table_name	Table name to check.

Returns

true - If given table name is accessible by the thread type.

false - If table name is not accessible.

Implements dd::Dictionary.

is_dd_table_name()

bool dd::Dictionary_impl::is_dd_table_name ( const String_type &  schema_name, const String_type &  table_name  ) const

overridevirtual

Check if given table name is a dictionary table name.

Parameters

schema_name	Schema name to check.
table_name	Table name to check.

Returns

true - If given table name is a dictionary table.

false - If table name is not a dictionary table.

Implements dd::Dictionary.

is_system_table_name()

bool dd::Dictionary_impl::is_system_table_name ( const String_type &  schema_name, const String_type &  table_name  ) const

overridevirtual

Check if given table name is a system table name.

Parameters

schema_name	Schema name to check.
table_name	Table name to check.

Returns

true - If given table name is a system table.

false - If table name is not a system table.

Implements dd::Dictionary.

is_system_view_name() [1/2]

bool dd::Dictionary_impl::is_system_view_name ( const char *  schema_name, const char *  table_name  ) const

inlineoverridevirtual

Check if given table name is a system view name.

Parameters

schema_name	Schema name to check.
table_name	Table name to check.

Returns

true - If given table name is a system view.

false - If table name is not a system view.

Implements dd::Dictionary.

is_system_view_name() [2/2]

bool dd::Dictionary_impl::is_system_view_name ( const char *  schema_name, const char *  table_name, bool *  hidden  ) const

overridevirtual

Check if given table name is a system view name.

Parameters

	schema_name	Schema name to check.
	table_name	Table name to check.
[out]	hidden	Pointer to boolean flag indicating if the object is hidden.

Returns

true - If given table name is a system view.

false - If table name is not a system view.

Implements dd::Dictionary.

set_I_S_version()

uint dd::Dictionary_impl::set_I_S_version	(	THD *	thd,
		uint	version
	)

set_ndbinfo_schema_version()

uint dd::Dictionary_impl::set_ndbinfo_schema_version	(	THD *	thd,
		uint	version
	)

set_P_S_version()

uint dd::Dictionary_impl::set_P_S_version	(	THD *	thd,
		uint	version
	)

shutdown()

bool dd::Dictionary_impl::shutdown ( )

static

table_type_error_code()

int dd::Dictionary_impl::table_type_error_code ( const String_type &  schema_name, const String_type &  table_name  ) const

overridevirtual

Get the error code representing the type name string for a dictionary or system table.

Necessary to support localization of error messages.

Parameters

schema_name	Schema name to check.
table_name	Table name to check.

Returns

The error code representing the type name associated with the table, for being used in error messages.

Implements dd::Dictionary.

Friends And Related Function Documentation

dd_column_statistics_unittest::ColumnStatisticsTest

template<typename T >

friend class dd_column_statistics_unittest::ColumnStatisticsTest

friend

dd_schema_unittest::SchemaTest

friend class dd_schema_unittest::SchemaTest

friend

my_testing::DD_initializer

friend class my_testing::DD_initializer

friend

Member Data Documentation

DD_TABLESPACE_ID

Object_id dd::Dictionary_impl::DD_TABLESPACE_ID = 1

staticprivate

DEFAULT_CATALOG_ID

Object_id dd::Dictionary_impl::DEFAULT_CATALOG_ID = 1

staticprivate

DEFAULT_CATALOG_NAME

const String_type dd::Dictionary_impl::DEFAULT_CATALOG_NAME

staticprivate

s_instance

Dictionary_impl * dd::Dictionary_impl::s_instance = nullptr

staticprivate

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

• sql/dd/impl/dictionary_impl.h
• sql/dd/impl/dictionary_impl.cc