MySQL  8.0.18
Source Code Documentation
Sql_cmd_set_role Class Reference

Sql_cmd_set_role represetns the SET ROLE ... More...

#include <sql_admin.h>

Inheritance diagram for Sql_cmd_set_role:
Sql_cmd

Public Member Functions

 Sql_cmd_set_role (role_enum role_type_arg, const List< LEX_USER > *except_roles_arg)
 
 Sql_cmd_set_role (const List< LEX_USER > *role_arg)
 
virtual bool execute (THD *thd)
 Execute this SQL statement. More...
 
virtual enum_sql_command sql_command_code () const
 Return the command code for this statement. More...
 
- Public Member Functions inherited from Sql_cmd
bool is_prepared () const
 
virtual bool prepare (THD *thd)
 Prepare this SQL statement. More...
 
virtual void cleanup (THD *thd)
 Command-specific reinitialization before execution of prepared statement. More...
 
void set_owner (Prepared_statement *stmt)
 Set the owning prepared statement. More...
 
Prepared_statementget_owner ()
 Get the owning prepared statement. More...
 
virtual bool is_dml () const
 
virtual bool is_single_table_plan () const
 
virtual void unprepare (THD *thd)
 Temporary function used to "unprepare" a prepared statement after preparation, so that a subsequent execute statement will reprepare it. More...
 
virtual bool accept (THD *thd, Select_lex_visitor *visitor)
 
virtual const MYSQL_LEX_CSTRINGeligible_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 handlertonsecondary_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...
 

Private Attributes

const role_enum role_type
 
const List< LEX_USER > * role_list
 
const List< LEX_USER > * except_roles
 

Friends

class PT_set_role
 

Additional Inherited Members

- Protected Member Functions inherited from Sql_cmd
 Sql_cmd ()
 
virtual ~Sql_cmd ()
 
bool needs_explicit_preparation () const
 
void set_prepared ()
 Set this statement as prepared. More...
 
- Protected Attributes inherited from Sql_cmd
bool prepare_only
 

Detailed Description

Sql_cmd_set_role represetns the SET ROLE ...

statement.

Constructor & Destructor Documentation

◆ Sql_cmd_set_role() [1/2]

Sql_cmd_set_role::Sql_cmd_set_role ( role_enum  role_type_arg,
const List< LEX_USER > *  except_roles_arg 
)
inline

◆ Sql_cmd_set_role() [2/2]

Sql_cmd_set_role::Sql_cmd_set_role ( const List< LEX_USER > *  role_arg)
inlineexplicit

Member Function Documentation

◆ execute()

bool Sql_cmd_set_role::execute ( THD thd)
virtual

Execute this SQL statement.

Parameters
thdthe current thread.
Returns
false if success, true if error

Implements Sql_cmd.

◆ sql_command_code()

virtual enum_sql_command Sql_cmd_set_role::sql_command_code ( ) const
inlinevirtual

Return the command code for this statement.

Implements Sql_cmd.

Friends And Related Function Documentation

◆ PT_set_role

friend class PT_set_role
friend

Member Data Documentation

◆ except_roles

const List<LEX_USER>* Sql_cmd_set_role::except_roles
private

◆ role_list

const List<LEX_USER>* Sql_cmd_set_role::role_list
private

◆ role_type

const role_enum Sql_cmd_set_role::role_type
private

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