This class implements the DROP SERVER statement. More...

#include <sql_servers.h>

Inheritance diagram for Sql_cmd_drop_server:

Public Member Functions
	Sql_cmd_drop_server (LEX_STRING server_name, bool if_exists)

enum_sql_command	sql_command_code () const override
	Return the command code for this statement. More...

bool	execute (THD *thd) override
	Drop an existing server by deleting the matching row from the mysql.servers table and removing the cache entry. More...

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 enum enum_sql_cmd_type	sql_cmd_type () const

virtual bool	is_single_table_plan () const

virtual bool	accept (THD , Select_lex_visitor )

virtual const MYSQL_LEX_CSTRING *	eligible_secondary_storage_engine (THD *) const
	Is this statement of a type and on a form that makes it eligible for execution in a secondary storage engine? More...

virtual bool	is_bulk_load () const

virtual bool	are_dynamic_parameters_allowed () const

void	disable_secondary_storage_engine ()
	Disable use of secondary storage engines in this statement. More...

void	enable_secondary_storage_engine ()

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_STRING	m_server_name
	Name of server to drop. More...

bool	m_if_exists
	Is this DROP IF EXISTS? More...

Additional Inherited Members
Protected Member Functions inherited from Sql_cmd_common_server
	Sql_cmd_common_server ()

	~Sql_cmd_common_server () override=default

bool	check_and_open_table (THD *thd)
	Check permissions and open the mysql.servers table. More...

Protected Member Functions inherited from Sql_cmd
	Sql_cmd ()

virtual	~Sql_cmd ()

void	set_prepared ()
	Set this statement as prepared. More...

Protected Attributes inherited from Sql_cmd_common_server
TABLE *	table

Detailed Description

This class implements the DROP SERVER statement.

Constructor & Destructor Documentation

◆ Sql_cmd_drop_server()

Sql_cmd_drop_server::Sql_cmd_drop_server	(	LEX_STRING	server_name,
		bool	if_exists
	)

inline

Member Function Documentation

◆ execute()

bool Sql_cmd_drop_server::execute ( THD * thd )

overridevirtual

Drop an existing server by deleting the matching row from the mysql.servers table and removing the cache entry.

Parameters

thd	Thread context

Returns: false if success, true otherwise

Implements Sql_cmd.

◆ sql_command_code()

enum_sql_command Sql_cmd_drop_server::sql_command_code ( ) const

inlineoverridevirtual

Return the command code for this statement.

Implements Sql_cmd.

Member Data Documentation

◆ m_if_exists

bool Sql_cmd_drop_server::m_if_exists

private

Is this DROP IF EXISTS?

◆ m_server_name

LEX_STRING Sql_cmd_drop_server::m_server_name

private

Name of server to drop.

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

sql/sql_servers.h
sql/sql_servers.cc

Public Member Functions

Private Attributes

Additional Inherited Members