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/* - mode: c++ c-basic-offset: 2; indent-tabs-mode: nil; -*-
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* vim:expandtab:shiftwidth=2:tabstop=2:smarttab:
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* Copyright (C) 2008 MySQL
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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#ifndef DRIZZLE_SERVER_FIELD_DOUBLE
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#define DRIZZLE_SERVER_FIELD_DOUBLE
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class Field_double :public Field_real {
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Field_double(unsigned char *ptr_arg, uint32_t len_arg, unsigned char *null_ptr_arg,
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unsigned char null_bit_arg,
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enum utype unireg_check_arg, const char *field_name_arg,
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uint8_t dec_arg,bool zero_arg,bool unsigned_arg)
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:Field_real(ptr_arg, len_arg, null_ptr_arg, null_bit_arg,
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unireg_check_arg, field_name_arg,
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dec_arg, zero_arg, unsigned_arg)
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Field_double(uint32_t len_arg, bool maybe_null_arg, const char *field_name_arg,
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:Field_real((unsigned char*) 0, len_arg, maybe_null_arg ? (unsigned char*) "" : 0, (uint) 0,
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NONE, field_name_arg, dec_arg, 0, 0)
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Field_double(uint32_t len_arg, bool maybe_null_arg, const char *field_name_arg,
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uint8_t dec_arg, bool not_fixed_arg)
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:Field_real((unsigned char*) 0, len_arg, maybe_null_arg ? (unsigned char*) "" : 0, (uint) 0,
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NONE, field_name_arg, dec_arg, 0, 0)
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{not_fixed= not_fixed_arg; }
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enum_field_types type() const { return DRIZZLE_TYPE_DOUBLE;}
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enum ha_base_keytype key_type() const { return HA_KEYTYPE_DOUBLE; }
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int store(const char *to,uint32_t length, const CHARSET_INFO * const charset);
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int store(int64_t nr, bool unsigned_val);
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int reset(void) { memset(ptr, 0, sizeof(double)); return 0; }
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double val_real(void);
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int64_t val_int(void);
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String *val_str(String*,String *);
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bool send_binary(Protocol *protocol);
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int cmp(const unsigned char *,const unsigned char *);
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void sort_string(unsigned char *buff,uint32_t length);
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uint32_t pack_length() const { return sizeof(double); }
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uint32_t row_pack_length() { return pack_length(); }
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void sql_type(String &str) const;
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int do_save_field_metadata(unsigned char *first_byte);