Drizzled Public API Documentation
Main Page
Related Pages
Modules
Namespaces
Classes
Files
File List
File Members
int_with_ref.h
1
/* -*- mode: c++; c-basic-offset: 2; indent-tabs-mode: nil; -*-
2
* vim:expandtab:shiftwidth=2:tabstop=2:smarttab:
3
*
4
* Copyright (C) 2008 Sun Microsystems, Inc.
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
20
#pragma once
21
22
/*
23
The following class is used to optimize comparing of date and bigint columns
24
We need to save the original item ('ref') to be able to call
25
ref->save_in_field(). This is used to create index search keys.
26
27
An instance of Item_int_with_ref may have signed or unsigned integer value.
28
29
*/
30
31
namespace
drizzled {
32
33
class
Item_int_with_ref
:
public
Item_int
34
{
35
Item
*ref;
36
public
:
37
Item_int_with_ref
(int64_t i,
Item
*ref_arg,
bool
unsigned_arg) :
38
Item_int
(i), ref(ref_arg)
39
{
40
unsigned_flag= unsigned_arg;
41
}
42
int
save_in_field(
Field
*field,
bool
no_conversions)
43
{
44
return
ref->save_in_field(field, no_conversions);
45
}
46
Item
*clone_item();
47
virtual
Item
*real_item() {
return
ref; }
48
virtual
const
Item
*real_item()
const
{
return
ref; }
49
};
50
51
}
/* namespace drizzled */
52
drizzled
item
int_with_ref.h
Generated on Fri Mar 28 2014 08:14:23 for drizzle by
1.8.1.2