Sql_cmd_clone Class Reference

Sql_cmd_clone implements CLONE ... statement. More...

#include <sql_admin.h>

Inheritance diagram for Sql_cmd_clone:

Public Member Functions
	Sql_cmd_clone ()
	Construct clone command for clone server. More...
	Sql_cmd_clone (LEX_USER *user_info, ulong port, LEX_CSTRING data_dir)
	Construct clone command for clone client. More...
	Sql_cmd_clone (LEX_CSTRING data_dir)
	Construct clone command for local clone. More...
enum_sql_command	sql_command_code () const override
	Return the command code for this statement. More...
bool	execute (THD *thd) override
	Execute this SQL statement. More...
bool	execute_server (THD *thd)
	Execute clone server. More...
bool	load (THD *thd)
	Load clone plugin for clone server. More...
bool	rewrite (THD *thd, String &rlb)
	Re-write clone statement to hide password. More...
bool	is_local () const
Public Member Functions inherited from Sql_cmd
bool	needs_explicit_preparation () const
bool	is_regular () const
bool	is_prepared () const
virtual bool	prepare (THD *)
	Prepare this SQL statement. More...
virtual bool	reprepare_on_execute_required () const
	Some SQL commands currently require re-preparation on re-execution of a prepared statement or stored procedure. More...
virtual void	cleanup (THD *)
	Command-specific reinitialization before execution of prepared statement. More...
void	set_owner (Prepared_statement *stmt)
	Set the owning prepared statement. More...
Prepared_statement *	owner () const
	Get the owning prepared statement. More...
void	set_as_part_of_sp ()
	Mark statement as part of procedure. More...
bool	is_part_of_sp () const
virtual bool	is_dml () const
virtual bool	is_single_table_plan () const
virtual bool	accept (THD *, Select_lex_visitor *)
virtual const MYSQL_LEX_CSTRING *	eligible_secondary_storage_engine () const
	Is this statement of a type and on a form that makes it eligible for execution in a secondary storage engine? More...
void	disable_secondary_storage_engine ()
	Disable use of secondary storage engines in this statement. More...
bool	secondary_storage_engine_disabled () const
	Has use of secondary storage engines been disabled for this statement? More...
void	use_secondary_storage_engine (const handlerton *hton)
	Mark the current statement as using a secondary storage engine. More...
bool	using_secondary_storage_engine () const
	Is this statement using a secondary storage engine? More...
const handlerton *	secondary_engine () const
	Get the handlerton of the secondary engine that is used for executing this statement, or nullptr if a secondary engine is not used. More...
void	set_optional_transform_prepared (bool value)
bool	is_optional_transform_prepared ()

Private Attributes
LEX_CSTRING	m_host
	Remote server IP. More...
const ulong	m_port
	Remote server port. More...
LEX_CSTRING	m_user
	User name for remote connection. More...
LEX_CSTRING	m_passwd
	Password for remote connection. More...
LEX_CSTRING	m_data_dir
	Data directory for cloned data. More...
Clone_handler *	m_clone
	Clone handle in server. More...
plugin_ref	m_plugin
	Loaded clone plugin reference. More...
bool	m_is_local
	If it is local clone operation. More...

Additional Inherited Members
Protected Member Functions inherited from Sql_cmd
	Sql_cmd ()
virtual	~Sql_cmd ()
void	set_prepared ()
	Set this statement as prepared. More...

Detailed Description

Sql_cmd_clone implements CLONE ... statement.

Constructor & Destructor Documentation

Sql_cmd_clone() [1/3]

Sql_cmd_clone::Sql_cmd_clone ( )

inlineexplicit

Construct clone command for clone server.

Sql_cmd_clone() [2/3]

Sql_cmd_clone::Sql_cmd_clone ( LEX_USER *  user_info, ulong  port, LEX_CSTRING  data_dir  )

explicit

Construct clone command for clone client.

Parameters

[in]	user_info	user, password and remote host information
[in]	port	port for remote server
[in]	data_dir	data directory to clone

Sql_cmd_clone() [3/3]

Sql_cmd_clone::Sql_cmd_clone ( LEX_CSTRING  data_dir )

inlineexplicit

Construct clone command for local clone.

Parameters

[in]

data_dir

data directory to clone

Member Function Documentation

execute()

bool Sql_cmd_clone::execute ( THD *  thd )

overridevirtual

Execute this SQL statement.

Parameters

thd	the current thread.

Returns

false if success, true if error

Implements Sql_cmd.

execute_server()

bool Sql_cmd_clone::execute_server

(

THD *

thd

)

Execute clone server.

Parameters

[in]

thd

server session

Returns

true, if error

is_local()

bool Sql_cmd_clone::is_local ( ) const

inline

Returns

true, if it is local clone command

load()

bool Sql_cmd_clone::load

(

THD *

thd

)

Load clone plugin for clone server.

Parameters

[in]

thd

server session

Returns

true, if error

rewrite()

bool Sql_cmd_clone::rewrite	(	THD *	thd,
		String &	rlb
	)

Re-write clone statement to hide password.

Parameters

[in,out]	thd	server session
[in,out]	rlb	the buffer to return the rewritten query in. empty if none.

Returns

true iff query is re-written

sql_command_code()

enum_sql_command Sql_cmd_clone::sql_command_code ( ) const

inlineoverridevirtual

Return the command code for this statement.

Implements Sql_cmd.

Member Data Documentation

m_clone

Clone_handler* Sql_cmd_clone::m_clone

private

Clone handle in server.

m_data_dir

LEX_CSTRING Sql_cmd_clone::m_data_dir

private

Data directory for cloned data.

m_host

LEX_CSTRING Sql_cmd_clone::m_host

private

Remote server IP.

m_is_local

bool Sql_cmd_clone::m_is_local

private

If it is local clone operation.

m_passwd

LEX_CSTRING Sql_cmd_clone::m_passwd

private

Password for remote connection.

m_plugin

plugin_ref Sql_cmd_clone::m_plugin

private

Loaded clone plugin reference.

m_port

const ulong Sql_cmd_clone::m_port

private

Remote server port.

m_user

LEX_CSTRING Sql_cmd_clone::m_user

private

User name for remote connection.

---

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

• sql/sql_admin.h
• sql/sql_admin.cc