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Bit type support for non-MyISAM tables.

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This commit is contained in:
ramil@mysql.com
2005-04-12 12:27:43 +05:00
parent 4caef066c7
commit c4376b2bc6
12 changed files with 682 additions and 23 deletions
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19
sql/field.h
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@ -1312,6 +1312,22 @@ public:
};
class Field_bit_as_char: public Field_bit {
protected:
uchar create_length;
public:
Field_bit_as_char(char *ptr_arg, uint32 len_arg, uchar *null_ptr_arg,
uchar null_bit_arg, uchar *bit_ptr_arg, uchar bit_ofs_arg,
enum utype unireg_check_arg, const char *field_name_arg,
struct st_table *table_arg);
enum ha_base_keytype key_type() const { return HA_KEYTYPE_BINARY; }
int store(const char *to, uint length, CHARSET_INFO *charset);
int store(double nr) { return Field_bit::store(nr); }
int store(longlong nr) { return Field_bit::store(nr); }
void sql_type(String &str) const;
};
/*
Create field class for CREATE TABLE
*/
@ -1415,6 +1431,8 @@ int set_field_to_null_with_conversions(Field *field, bool no_conversions);
#define FIELDFLAG_BLOB 1024 // mangled with decimals!
#define FIELDFLAG_GEOM 2048 // mangled with decimals!
#define FIELDFLAG_TREAT_BIT_AS_CHAR 4096 /* use Field_bit_as_char */
#define FIELDFLAG_LEFT_FULLSCREEN 8192
#define FIELDFLAG_RIGHT_FULLSCREEN 16384
#define FIELDFLAG_FORMAT_NUMBER 16384 // predit: ###,,## in output
@ -1445,3 +1463,4 @@ int set_field_to_null_with_conversions(Field *field, bool no_conversions);
#define f_settype(x) (((int) x) << FIELDFLAG_PACK_SHIFT)
#define f_maybe_null(x) (x & FIELDFLAG_MAYBE_NULL)
#define f_no_default(x) (x & FIELDFLAG_NO_DEFAULT)
#define f_bit_as_char(x) ((x) & FIELDFLAG_TREAT_BIT_AS_CHAR)