|
492.3.13
by Lee
code clean move Item_func_floor, Item_func_length, Item_func_min_max, Item_func_rand, Item_func_round to functions directory |
1 |
/* -*- mode: c++; c-basic-offset: 2; indent-tabs-mode: nil; -*-
|
2 |
* vim:expandtab:shiftwidth=2:tabstop=2:smarttab:
|
|
3 |
*
|
|
|
1999.6.1
by kalebral at gmail
update Copyright strings to a more common format to help with creating the master debian copyright file |
4 |
* Copyright (C) 2008 Sun Microsystems, Inc.
|
|
492.3.13
by Lee
code clean move Item_func_floor, Item_func_length, Item_func_min_max, Item_func_rand, Item_func_round to functions directory |
5 |
*
|
6 |
* This program is free software; you can redistribute it and/or modify
|
|
7 |
* it under the terms of the GNU General Public License as published by
|
|
8 |
* the Free Software Foundation; version 2 of the License.
|
|
9 |
*
|
|
10 |
* This program is distributed in the hope that it will be useful,
|
|
11 |
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
12 |
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
13 |
* GNU General Public License for more details.
|
|
14 |
*
|
|
15 |
* You should have received a copy of the GNU General Public License
|
|
16 |
* along with this program; if not, write to the Free Software
|
|
17 |
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
|
|
18 |
*/
|
|
19 |
||
|
670.1.20
by Monty Taylor
Renamed functions to function... everything else is singular. |
20 |
#ifndef DRIZZLED_FUNCTION_MIN_MAX_H
|
21 |
#define DRIZZLED_FUNCTION_MIN_MAX_H
|
|
|
492.3.13
by Lee
code clean move Item_func_floor, Item_func_length, Item_func_min_max, Item_func_rand, Item_func_round to functions directory |
22 |
|
|
670.1.20
by Monty Taylor
Renamed functions to function... everything else is singular. |
23 |
#include <drizzled/function/func.h> |
|
492.3.13
by Lee
code clean move Item_func_floor, Item_func_length, Item_func_min_max, Item_func_rand, Item_func_round to functions directory |
24 |
|
|
1280.1.10
by Monty Taylor
Put everything in drizzled into drizzled namespace. |
25 |
namespace drizzled |
26 |
{
|
|
27 |
||
|
492.3.13
by Lee
code clean move Item_func_floor, Item_func_length, Item_func_min_max, Item_func_rand, Item_func_round to functions directory |
28 |
class Item_func_min_max :public Item_func |
29 |
{
|
|
30 |
Item_result cmp_type; |
|
31 |
String tmp_value; |
|
32 |
int cmp_sign; |
|
33 |
/* TRUE <=> arguments should be compared in the DATETIME context. */
|
|
34 |
bool compare_as_dates; |
|
35 |
/* An item used for issuing warnings while string to DATETIME conversion. */
|
|
36 |
Item *datetime_item; |
|
|
520.1.22
by Brian Aker
Second pass of thd cleanup |
37 |
Session *session; |
|
492.3.13
by Lee
code clean move Item_func_floor, Item_func_length, Item_func_min_max, Item_func_rand, Item_func_round to functions directory |
38 |
protected: |
39 |
enum_field_types cached_field_type; |
|
40 |
public: |
|
41 |
Item_func_min_max(List<Item> &list,int cmp_sign_arg) :Item_func(list), |
|
42 |
cmp_type(INT_RESULT), cmp_sign(cmp_sign_arg), compare_as_dates(false), |
|
43 |
datetime_item(0) {} |
|
44 |
double val_real(); |
|
45 |
int64_t val_int(); |
|
46 |
String *val_str(String *); |
|
|
2030.1.4
by Brian Aker
Change my_decimal to Decimal |
47 |
type::Decimal *val_decimal(type::Decimal *); |
|
492.3.13
by Lee
code clean move Item_func_floor, Item_func_length, Item_func_min_max, Item_func_rand, Item_func_round to functions directory |
48 |
void fix_length_and_dec(); |
49 |
enum Item_result result_type () const { return cmp_type; } |
|
50 |
bool result_as_int64_t() { return compare_as_dates; }; |
|
51 |
uint32_t cmp_datetimes(uint64_t *value); |
|
52 |
enum_field_types field_type() const { return cached_field_type; } |
|
53 |
};
|
|
54 |
||
55 |
class Item_func_min :public Item_func_min_max |
|
56 |
{
|
|
57 |
public: |
|
58 |
Item_func_min(List<Item> &list) :Item_func_min_max(list,1) {} |
|
59 |
const char *func_name() const { return "least"; } |
|
60 |
};
|
|
61 |
||
62 |
class Item_func_max :public Item_func_min_max |
|
63 |
{
|
|
64 |
public: |
|
65 |
Item_func_max(List<Item> &list) :Item_func_min_max(list,-1) {} |
|
66 |
const char *func_name() const { return "greatest"; } |
|
67 |
};
|
|
68 |
||
|
1280.1.10
by Monty Taylor
Put everything in drizzled into drizzled namespace. |
69 |
} /* namespace drizzled */ |
70 |
||
|
670.1.20
by Monty Taylor
Renamed functions to function... everything else is singular. |
71 |
#endif /* DRIZZLED_FUNCTION_MIN_MAX_H */ |