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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 Sun Microsystems
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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; version 2 of the License.
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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 DRIZZLED_FUNCTION_TIME_NOW_H
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#define DRIZZLED_FUNCTION_TIME_NOW_H
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#include <drizzled/function/time/date.h>
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#include "drizzled/temporal.h"
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/* Abstract CURRENT_TIMESTAMP function. See also Item_func_curtime */
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class Item_func_now :public Item_date_func
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char buff[20*2+32]; // +32 to make my_snprintf_{8bit|ucs2} happy
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DateTime cached_temporal;
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Item_func_now() :Item_date_func() {}
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Item_func_now(Item *a) :Item_date_func(a) {}
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enum Item_result result_type () const { return STRING_RESULT; }
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int64_t val_int() { assert(fixed == 1); return value; }
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int save_in_field(Field *to, bool no_conversions);
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String *val_str(String *str);
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void fix_length_and_dec();
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* For NOW() and sisters, there is no argument, and we
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* return a cached Date value that we create during fix_length_and_dec.
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* Always returns true, since a DateTime can always be constructed
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* @param Reference to a DateTime to populate
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bool get_temporal(DateTime &temporal);
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bool get_date(DRIZZLE_TIME *res, uint32_t fuzzy_date);
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virtual void store_now_in_TIME(DRIZZLE_TIME *now_time)=0;
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class Item_func_now_local :public Item_func_now
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Item_func_now_local() :Item_func_now() {}
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Item_func_now_local(Item *a) :Item_func_now(a) {}
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const char *func_name() const { return "now"; }
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virtual void store_now_in_TIME(DRIZZLE_TIME *now_time);
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virtual enum Functype functype() const { return NOW_FUNC; }
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class Item_func_now_utc :public Item_func_now
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Item_func_now_utc() :Item_func_now() {}
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Item_func_now_utc(Item *a) :Item_func_now(a) {}
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const char *func_name() const { return "utc_timestamp"; }
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virtual void store_now_in_TIME(DRIZZLE_TIME *now_time);
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} /* namespace drizzled */
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#endif /* DRIZZLED_FUNCTION_TIME_NOW_H */