~drizzle-trunk/drizzle/development

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
/* -*- mode: c++; c-basic-offset: 2; indent-tabs-mode: nil; -*-
 *  vim:expandtab:shiftwidth=2:tabstop=2:smarttab:
 *
 *  Copyright (C) 2010 Brian Aker
 *
 *  This program is free software; you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation; either version 2 of the License, or
 *  (at your option) any later version.
 *
 *  This program is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with this program; if not, write to the Free Software
 *  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
 */

/* Structs that defines the Table */

#pragma once

namespace drizzled {
namespace table {

class Singular : public Table
{
  TableShare _share;
  bool _has_variable_width;

public:
  Singular() :
    _share(message::Table::INTERNAL),
    _has_variable_width(false)
  {
  }

  Singular(Session *session, std::list<CreateField>&);

  TableShare *getMutableShare()
  {
    return &_share;
  }

  void setShare(TableShare *)
  {
    assert(0);
  }

  const TableShare *getShare() const
  {
    return &_share;
  }

  bool hasShare() const { return true; }

  void release() {};

  bool hasVariableWidth() const
  {
    return _has_variable_width;
  }

  bool create_myisam_tmp_table(KeyInfo *keyinfo,
                               MI_COLUMNDEF *start_recinfo,
                               MI_COLUMNDEF **recinfo,
                               uint64_t options);
  void setup_tmp_table_column_bitmaps();
  bool open_tmp_table();

  void setVariableWidth()
  {
    _has_variable_width= true;
  }

  ~Singular();
};

} /* namespace table */
} /* namespace drizzled */