Drizzled Public API Documentation

update.cc
1 /* -*- mode: c++; c-basic-offset: 2; indent-tabs-mode: nil; -*-
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3  *
4  * Copyright (C) 2009 Sun Microsystems, Inc.
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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; either version 2 of the License, or
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18  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
19  */
20 
21 #include <config.h>
22 #include <drizzled/show.h>
23 #include <drizzled/session.h>
24 #include <drizzled/statement/update.h>
25 #include <drizzled/sql_lex.h>
26 
27 namespace drizzled {
28 
30 {
31  TableList *first_table= (TableList *) lex().select_lex.table_list.first;
32  TableList *all_tables= lex().query_tables;
33  assert(first_table == all_tables && first_table != 0);
34  Select_Lex *select_lex= &lex().select_lex;
35  Select_Lex_Unit *unit= &lex().unit;
36  if (update_precheck(&session(), all_tables))
37  {
38  return true;
39  }
40  assert(select_lex->offset_limit == 0);
41  unit->set_limit(select_lex);
42  bool res= update_query(&session(),
43  all_tables,
44  select_lex->item_list,
45  lex().value_list,
46  select_lex->where,
47  select_lex->order_list.elements,
48  (Order *) select_lex->order_list.first,
49  unit->select_limit_cnt,
50  lex().duplicates,
51  lex().ignore);
52  return res;
53 }
54 
55 } /* namespace drizzled */
56