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
|
/* -*- mode: c++; c-basic-offset: 2; indent-tabs-mode: nil; -*-
* vim:expandtab:shiftwidth=2:tabstop=2:smarttab:
*
* Copyright (C) 2009 Sun Microsystems
*
* 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
*/
#include "config.h"
#include <drizzled/show.h>
#include <drizzled/session.h>
#include <drizzled/statement/drop_schema.h>
#include <drizzled/db.h>
#include <drizzled/plugin/event_observer.h>
#include <string>
using namespace std;
namespace drizzled
{
bool statement::DropSchema::execute()
{
if (! session->endActiveTransaction())
{
return true;
}
SchemaIdentifier schema_identifier(string(session->lex->name.str, session->lex->name.length));
if (not check_db_name(session, schema_identifier))
{
my_error(ER_WRONG_DB_NAME, MYF(0), schema_identifier.getSQLPath().c_str());
return false;
}
if (session->inTransaction())
{
my_message(ER_LOCK_OR_ACTIVE_TRANSACTION,
ER(ER_LOCK_OR_ACTIVE_TRANSACTION),
MYF(0));
return true;
}
bool res = true;
if (unlikely(plugin::EventObserver::beforeDropDatabase(*session, schema_identifier.getSQLPath())))
{
my_error(ER_EVENT_OBSERVER_PLUGIN, MYF(0), schema_identifier.getSQLPath().c_str());
}
else
{
res= mysql_rm_db(session, schema_identifier, drop_if_exists);
if (unlikely(plugin::EventObserver::afterDropDatabase(*session, schema_identifier.getSQLPath(), res)))
{
my_error(ER_EVENT_OBSERVER_PLUGIN, MYF(0), schema_identifier.getSQLPath().c_str());
res = false;
}
}
return res;
}
} /* namespace drizzled */
|