Drizzled Public API Documentation

int_with_ref.h
1 /* -*- mode: c++; c-basic-offset: 2; indent-tabs-mode: nil; -*-
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3  *
4  * Copyright (C) 2008 Sun Microsystems, Inc.
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13  * GNU General Public License for more details.
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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 
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 
TODO: Rename this file - func.h is stupid.