Transaction Class Reference

#include <tntdb/transaction.h>

Inheritance diagram for Transaction:

List of all members.

Public Member Functions
	Transaction (const Connection &db_, bool starttransaction=true)
	~Transaction ()
const Connection &	getConnection () const
void	begin ()
void	commit ()
void	rollback ()

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Detailed Description

The class Transaction monitors the state of a transaction on a database-conection.

The constructor starts by default a transaction on the database. The transactionstate is hold it the class. The destructor rolls the transaction back, when not explicitely commited or rolled back.

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Constructor & Destructor Documentation

Transaction	(	const Connection &	db_,
		bool	starttransaction = true
	)

Start a transaction when instructed.

References Transaction::begin().

~Transaction

(

)

roll back transaction when still active

References Transaction::rollback().

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Member Function Documentation

void begin

(

)

Starts a new transaction. If there is a active transaction, it is rolled back first

References Connection::beginTransaction(), and Transaction::rollback().

Referenced by Transaction::Transaction().

void commit

(

)

commits the current transaction. If there is no active transaction, then nothing is done. The transactionstate is reset.

References Connection::commitTransaction().

void rollback

(

)

rolls back the current transaction. If there is no active transaction, then nothing is done. The transactionstate is reset.

References Connection::rollbackTransaction().

Referenced by Transaction::begin(), and Transaction::~Transaction().