Method init

src/jrd/PreparedStatement.cpp:312–342

void PreparedStatement::init(thread_db* tdbb, Attachment* attachment, jrd_tra* transaction,
	const Firebird::string& text, bool isInternalRequest)
{
	AutoSetRestore<SSHORT> autoAttCharset(&attachment->att_charset,
		(isInternalRequest ? CS_METADATA : attachment->att_charset));

	dsqlRequest = NULL;
	try
	{
		const Database& dbb = *tdbb->getDatabase();
		const int dialect = isInternalRequest || (dbb.dbb_flags & DBB_DB_SQL_dialect_3) ?
			SQL_DIALECT_V6 : SQL_DIALECT_V5;

		dsqlRequest = DSQL_prepare(tdbb, attachment, transaction, text.length(), text.c_str(), dialect, 0,
			NULL, NULL, isInternalRequest);

		const auto dsqlStatement = dsqlRequest->getDsqlStatement();

		if (dsqlStatement->getSendMsg())
			parseDsqlMessage(dsqlStatement->getSendMsg(), inValues, inMetadata, inMessage);

		if (dsqlStatement->getReceiveMsg())
			parseDsqlMessage(dsqlStatement->getReceiveMsg(), outValues, outMetadata, outMessage);
	}
	catch (const Exception&)
	{
		if (dsqlRequest)
			DSQL_free_statement(tdbb, dsqlRequest, DSQL_drop);
		throw;
	}
}


void PreparedStatement::setDesc(thread_db* tdbb, unsigned param, const dsc& value)