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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_FUNCTIONS_TIME_ADD_TIME_H
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#define DRIZZLED_FUNCTIONS_TIME_ADD_TIME_H
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class Item_func_add_time :public Item_str_func
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enum_field_types cached_field_type;
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Item_func_add_time(Item *a, Item *b, bool type_arg, bool neg_arg)
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:Item_str_func(a, b), is_date(type_arg) { sign= neg_arg ? -1 : 1; }
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String *val_str(String *str);
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enum_field_types field_type() const { return cached_field_type; }
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void fix_length_and_dec();
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Field *tmp_table_field(Table *table)
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return tmp_table_field_from_field_type(table, 0);
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virtual void print(String *str, enum_query_type query_type);
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const char *func_name() const { return "add_time"; }
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double val_real() { return val_real_from_decimal(); }
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my_decimal *val_decimal(my_decimal *decimal_value)
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if (cached_field_type == DRIZZLE_TYPE_TIME)
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return val_decimal_from_time(decimal_value);
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if (cached_field_type == DRIZZLE_TYPE_DATETIME)
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return val_decimal_from_date(decimal_value);
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return Item_str_func::val_decimal(decimal_value);
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int save_in_field(Field *field, bool no_conversions)
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if (cached_field_type == DRIZZLE_TYPE_TIME)
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return save_time_in_field(field);
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if (cached_field_type == DRIZZLE_TYPE_DATETIME)
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return save_date_in_field(field);
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return Item_str_func::save_in_field(field, no_conversions);
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#endif /* DRIZZLED_FUNCTIONS_TIME_ADD_TIME_H */