4
* Copyright (C) 2009 Tim Marston <edam@waxworlds.org>
6
* This file is part of sqlite3cc (hereafter referred to as "this program").
7
* See http://www.waxworlds.org/edam/software/sqlite3cc for more information.
9
* This program is free software: you can redistribute it and/or modify
10
* it under the terms of the GNU Lesser General Public License as published
11
* by the Free Software Foundation, either version 3 of the License, or
12
* (at your option) any later version.
14
* This program is distributed in the hope that it will be useful,
15
* but WITHOUT ANY WARRANTY; without even the implied warranty of
16
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17
* GNU Lesser General Public License for more details.
19
* You should have received a copy of the GNU Lesser General Public License
20
* along with this program. If not, see <http://www.gnu.org/licenses/>.
23
#include <sqlite3cc/command.h>
24
#include <sqlite3cc/connection.h>
25
#include <sqlite3cc/manipulator.h>
29
sqlite::command::command(
30
connection &connection,
31
const std::string &sql )
33
detail::basic_statement( connection, sql ),
36
_last_insert_rowid( 0 )
38
assert( sqlite3_column_count( _handle ) == 0 );
42
sqlite::command::command(
43
connection &connection )
45
detail::basic_statement( connection ),
48
_last_insert_rowid( 0 )
53
int sqlite::command::prepare(
54
const std::string &sql )
56
int code = detail::basic_statement::prepare( sql );
57
assert( code != SQLITE_OK || sqlite3_column_count( _handle ) == 0 );
62
int sqlite::command::step()
64
connection::mutex_guard lock( _connection );
66
int code = detail::basic_statement::step();
67
if( code == SQLITE_ROW ) throw sqlite_error( "command has results" );
68
if( code != SQLITE_DONE ) throw sqlite_error( _connection, code );
70
_changes = sqlite3_changes( _connection._handle );
71
_total_changes = sqlite3_total_changes( _connection._handle );
72
_last_insert_rowid = sqlite3_last_insert_rowid( _connection._handle );
76
// finalise now (which shouldn't matter for commands), so that there are no
77
// active statements if we come to begin, commit or rollback a transaction
85
sqlite::detail::basic_statement &sqlite::detail::basic_statement::operator <<
86
< sqlite::detail::exec_t >(
87
const sqlite::detail::exec_t & )
89
sqlite::command &that = dynamic_cast< sqlite::command & >( *this );
91
int code = that.step();
92
if( code != SQLITE_DONE ) {
93
if( code == SQLITE_ROW )
94
throw sqlite_error( "statement returned results" );
96
throw sqlite_error( _connection, code );