Drizzled Public API Documentation

date_add_interval.h
00001 /* -*- mode: c++; c-basic-offset: 2; indent-tabs-mode: nil; -*-
00002  *  vim:expandtab:shiftwidth=2:tabstop=2:smarttab:
00003  *
00004  *  Copyright (C) 2008 Sun Microsystems, Inc.
00005  *
00006  *  This program is free software; you can redistribute it and/or modify
00007  *  it under the terms of the GNU General Public License as published by
00008  *  the Free Software Foundation; version 2 of the License.
00009  *
00010  *  This program is distributed in the hope that it will be useful,
00011  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
00012  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00013  *  GNU General Public License for more details.
00014  *
00015  *  You should have received a copy of the GNU General Public License
00016  *  along with this program; if not, write to the Free Software
00017  *  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
00018  */
00019 
00020 #pragma once
00021 
00022 #include <drizzled/function/time/date.h>
00023 
00024 namespace drizzled
00025 {
00026 
00027 class Item_date_add_interval :public Item_date_func
00028 {
00029   String value;
00030   enum_field_types cached_field_type;
00031 
00032 public:
00033   const interval_type int_type; // keep it public
00034   const bool date_sub_interval; // keep it public
00035   Item_date_add_interval(Item *a,Item *b,interval_type type_arg,bool neg_arg)
00036     :Item_date_func(a,b),int_type(type_arg), date_sub_interval(neg_arg) {}
00037   String *val_str(String *);
00038   const char *func_name() const { return "date_add_interval"; }
00039   void fix_length_and_dec();
00040   enum_field_types field_type() const { return cached_field_type; }
00041   int64_t val_int();
00042   bool get_date(type::Time &res, uint32_t fuzzy_date);
00043   bool eq(const Item *item, bool binary_cmp) const;
00044   virtual void print(String *str);
00045 };
00046 
00047 } /* namespace drizzled */
00048