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#include <sqlite3cc/transaction.h>
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#include <sqlite3cc/database.h>
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#include <sqlite3cc/connection.h>
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#include <sqlite3cc/exception.h>
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sqlite::transaction::transaction(
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int error_code = _database.exec( "BEGIN" );
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if( error_code != SQLITE_OK ) throw sqlite_error( error_code );
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sqlite::transaction::transaction(
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const std::string &begin_sql,
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const std::string &rollback_sql )
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_database( database ),
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_rollback_sql( rollback_sql )
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int error_code = _database.exec( begin_sql );
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if( error_code != SQLITE_OK ) throw sqlite_error( error_code );
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sqlite::transaction::~transaction() throw( )
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void sqlite::transaction::commit()
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int error_code = _database.exec( "COMMIT" );
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if( error_code != SQLITE_OK ) throw sqlite_error( error_code );
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void sqlite::transaction::rollback()
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int error_code = _database.exec(
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_rollback_sql.empty()? "ROLLBACK" : _rollback_sql );
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if( error_code != SQLITE_OK ) throw sqlite_error( error_code );
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#include <boost/thread.hpp>
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#include <boost/lexical_cast.hpp>
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sqlite::detail::basic_transaction::basic_transaction(
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connection &connection )
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_connection( connection )
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void sqlite::detail::basic_transaction::begin()
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_connection.exec( "BEGIN" );
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void sqlite::detail::basic_transaction::commit()
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// we must reset any active queries when committing
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reset_active_queries();
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_connection.exec( "COMMIT" );
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void sqlite::detail::basic_transaction::reset_active_queries()
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sqlite3_stmt *old_handle = NULL;
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while( sqlite3_stmt *handle =
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sqlite3_next_stmt( _connection._handle, old_handle ) )
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int code = sqlite3_reset( handle );
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if( code != SQLITE_OK ) throw sqlite_error( _connection, code );
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void sqlite::detail::basic_transaction::rollback()
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// we must reset any active queries when rolling back
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reset_active_queries();
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_connection.exec( "ROLLBACK" );
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sqlite::immediate_transaction::immediate_transaction(
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connection &connection )
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basic_transaction( connection )
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void sqlite::immediate_transaction::begin()
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_connection.exec( "BEGIN IMMEDIATE" );
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sqlite::exclusive_transaction::exclusive_transaction(
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transaction( database, "BEGIN EXCLUSIVE" )
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connection &connection )
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basic_transaction( connection )
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void sqlite::exclusive_transaction::begin()
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_connection.exec( "BEGIN EXCLUSIVE" );
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sqlite::recursive_transaction::recursive_transaction(
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connection &connection )
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basic_transaction( connection )
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static unsigned long long i = 0;
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static boost::mutex mutex;
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unsigned long long my_i;
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boost::lock_guard< boost::mutex > lock( mutex );
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_sp_name = "_" + boost::lexical_cast< std::string >( my_i++ );
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void sqlite::recursive_transaction::begin()
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_connection.exec( "SAVEPOINT " + _sp_name );
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void sqlite::recursive_transaction::commit()
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// we must reset any active queries when committing
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reset_active_queries();
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_connection.exec( "RELEASE " + _sp_name );
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void sqlite::recursive_transaction::rollback()
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// we must reset any active queries when rolling back
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reset_active_queries();
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_connection.exec( "ROLLBACK TO " + _sp_name );
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// we have rolled back this transaction's savepoint, but the savepoint will
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// remain on the transaction stack unless we also release it
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_connection.exec( "RELEASE " + _sp_name );