#include <create_field.h>

Inheritance diagram for drizzled::CreateField:

Public Member Functions
enum_field_types	type () const
	CreateField (Field field, Field orig_field)
CreateField *	clone (memory::Root *mem_root) const
void	create_length_to_internal_length (void)
enum column_format_type	column_format () const
void	init_for_tmp_table (enum_field_types sql_type_arg, uint32_t max_length, uint32_t decimals, bool maybe_null)
bool	init (Session session, char field_name, enum_field_types type, char length, char decimals, uint32_t type_modifier, Item default_value, Item on_update_value, LEX_STRING comment, char change, List< String > interval_list, const CHARSET_INFO const cs, uint32_t uint_geom_type, enum column_format_type column_format)
Static Public Member Functions
static void *	operator new (size_t size)
static void *	operator new (size_t size, Root *mem_root)
static void *	operator new[] (size_t size)
static void *	operator new[] (size_t size, Root *mem_root)
static void	operator delete (void *, size_t)
static void	operator delete (void , Root )
static void	operator delete[] (void , Root )
static void	operator delete[] (void *, size_t)
Public Attributes
const char *	field_name
const char *	change
const char *	after
LEX_STRING	comment
Item *	def
enum enum_field_types	sql_type
uint32_t	length
uint32_t	char_length
uint32_t	decimals
uint32_t	flags
uint32_t	pack_length
uint32_t	key_length
Field::utype	unireg_check
TYPELIB *	interval
List< String >	interval_list
const CHARSET_INFO *	charset
Field *	field
uint8_t	interval_id
uint32_t	offset

Detailed Description

Class representing a field in a CREATE TABLE statement.

Basically, all information for a new or altered field definition is contained in the Create_field class.

Definition at line 35 of file create_field.h.

Constructor & Destructor Documentation

drizzled::CreateField::CreateField	(	Field *	old_field,
		Field *	orig_field
	)

Create a field suitable for create of table.

Definition at line 62 of file create_field.cc.

References drizzled::Field::comment, drizzled::Field::field_length, drizzled::Field::field_name, drizzled::Field::pack_length(), drizzled::Field::ptr, and drizzled::Table::timestamp_field.

Member Function Documentation

void drizzled::CreateField::create_length_to_internal_length ( void )

Convert CreateField::length from number of characters to number of bytes.

Definition at line 132 of file create_field.cc.

Referenced by drizzled::prepare_create_table().

bool drizzled::CreateField::init	(	Session *	session,
		char *	field_name,
		enum_field_types	type,
		char *	length,
		char *	decimals,
		uint32_t	type_modifier,
		Item *	default_value,
		Item *	on_update_value,
		LEX_STRING *	comment,
		char *	change,
		List< String > *	interval_list,
		const CHARSET_INFO *const	cs,
		uint32_t	uint_geom_type,
		enum column_format_type	column_format
	)

Initialize field definition for create.

Parameters:

session	Thread handle
fld_name	Field name
fld_type	Field type
fld_length	Field length
fld_decimals	Decimal (if any)
fld_type_modifier	Additional type information
fld_default_value	Field default value (if any)
fld_on_update_value	The value of ON UPDATE clause
fld_comment	Field comment
fld_change	Field change
fld_interval_list	Interval list (if any)
fld_charset	Field charset