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Viewing changes to drizzled/field/decimal.h

  • Committer: Brian Aker
  • Date: 2009-11-12 16:13:04 UTC
  • mfrom: (1211.1.7 staging)
  • Revision ID: brian@gaz-20091112161304-opamiauv36fg0n6u
Rollup of Brian, Padraig, and Stewart patches.

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drizzled/field/decimal.h
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#include <drizzled/field/num.h>
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/* New decimal/numeric field which use fixed point arithmetic */
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class Field_new_decimal :public Field_num {
 
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class Field_decimal :public Field_num {
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private:
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  int do_save_field_metadata(unsigned char *first_byte);
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public:
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    So for example we need to count length from precision handling
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    CREATE TABLE ( DECIMAL(x,y))
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  */
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  Field_new_decimal(unsigned char *ptr_arg,
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                    uint32_t len_arg,
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                    unsigned char *null_ptr_arg,
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                    unsigned char null_bit_arg,
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                    enum utype unireg_check_arg,
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                    const char *field_name_arg,
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                    uint8_t dec_arg,
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                    bool zero_arg,
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                    bool unsigned_arg);
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  Field_new_decimal(uint32_t len_arg,
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                    bool maybe_null_arg,
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                    const char *field_name_arg,
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                    uint8_t dec_arg,
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                    bool unsigned_arg);
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  enum_field_types type() const { return DRIZZLE_TYPE_NEWDECIMAL;}
 
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  Field_decimal(unsigned char *ptr_arg,
 
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                uint32_t len_arg,
 
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                unsigned char *null_ptr_arg,
 
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                unsigned char null_bit_arg,
 
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                enum utype unireg_check_arg,
 
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                const char *field_name_arg,
 
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                uint8_t dec_arg,
 
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                bool zero_arg,
 
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                bool unsigned_arg);
 
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  Field_decimal(uint32_t len_arg,
 
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                bool maybe_null_arg,
 
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                const char *field_name_arg,
 
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                uint8_t dec_arg,
 
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                bool unsigned_arg);
 
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  enum_field_types type() const { return DRIZZLE_TYPE_DECIMAL;}
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  enum ha_base_keytype key_type() const { return HA_KEYTYPE_BINARY; }
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  Item_result result_type () const { return DECIMAL_RESULT; }
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  int  reset(void);
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  int compatible_field_size(uint32_t field_metadata);
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  uint32_t is_equal(CreateField *new_field);
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  virtual const unsigned char *unpack(unsigned char* to, const unsigned char *from,
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                              uint32_t param_data, bool low_byte_first);
 
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                                      uint32_t param_data, bool low_byte_first);
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};
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#endif /* DRIZZLED_FIELD_DECIMAL_H */