Alter_table_ctx Class Reference

#include <sql_alter.h>

List of all members.

Public Member Functions
	Alter_table_ctx (THD *thd, TABLE_LIST *table_list, uint tables_opened_arg, char *new_db_arg, char *new_name_arg)
bool	is_database_changed () const
bool	is_table_renamed () const
const char *	get_new_filename () const
const char *	get_path () const
const char *	get_new_path () const
const char *	get_tmp_path () const
void	set_fk_error_if_delete_row (FOREIGN_KEY_INFO *fk)
Public Attributes
Create_field *	datetime_field
bool	error_if_not_empty
uint	tables_opened
char *	db
char *	table_name
char *	alias
char *	new_db
char *	new_name
char *	new_alias
char	tmp_name [80]
bool	fk_error_if_delete_row
const char *	fk_error_id
const char *	fk_error_table

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Detailed Description

Runtime context for ALTER TABLE.

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Member Function Documentation

const char* Alter_table_ctx::get_new_filename

(

)

const [inline]

Returns:

filename (including .frm) for the new table.

const char* Alter_table_ctx::get_new_path

(

)

const [inline]

Returns:

path to the new table.

const char* Alter_table_ctx::get_path

(

)

const [inline]

Returns:

path to the original table.

const char* Alter_table_ctx::get_tmp_path

(

)

const [inline]

Returns:

path to the temporary table created during ALTER TABLE.

bool Alter_table_ctx::is_database_changed

(

)

const [inline]

Returns:

true if the table is moved to another database, false otherwise.

bool Alter_table_ctx::is_table_renamed

(

)

const [inline]

Returns:

true if the table is renamed, false otherwise.

void Alter_table_ctx::set_fk_error_if_delete_row

(

FOREIGN_KEY_INFO *

fk

)

[inline]

Mark ALTER TABLE as needing to produce foreign key error if it deletes a row from the table being changed.

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Member Data Documentation

const char* Alter_table_ctx::fk_error_id

Name of foreign key for the above error.

bool Alter_table_ctx::fk_error_if_delete_row

Indicates that if a row is deleted during copying of data from old version of table to the new version ER_FK_CANNOT_DELETE_PARENT error should be emitted.

const char* Alter_table_ctx::fk_error_table

Name of table for the above error.

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

• sql_alter.h
• sql_alter.cc