/* {{{ MySQL_ArtResultSetMetaData::getColumnCount() -I- */
unsigned int
MySQL_ArtResultSetMetaData::getColumnCount()
{
	CPP_ENTER("MySQL_ArtResultSetMetaData::getColumnCount");
	CPP_INFO_FMT("this=%p", this);
	CPP_INFO_FMT("column_count=%d", num_fields);
	return num_fields;
}

/* {{{ MySQL_ConstructedResultSetMetaData::getColumnCount() -I- */
unsigned int
MySQL_ConstructedResultSetMetaData::getColumnCount()
{
	CPP_ENTER("MySQL_ConstructedResultSetMetaData::getColumnCount");
	CPP_INFO_FMT("this=%p", this);
	CPP_INFO_FMT("column_count=%d", parent->num_fields);
	return parent->num_fields;
}

/* {{{ MySQL_PreparedResultSetMetaData::getPrecision -I- */
unsigned int
MySQL_PreparedResultSetMetaData::getPrecision(unsigned int columnIndex)
{
	CPP_ENTER("MySQL_PreparedResultSetMetaData::getPrecision");
	CPP_INFO_FMT("this=%p", this);
	checkColumnIndex(columnIndex);
	unsigned int ret = getFieldMeta(columnIndex)->max_length - getScale(columnIndex);
	CPP_INFO_FMT("column=%u precision=%d", columnIndex, ret);
	return ret;
}

/* {{{ MySQL_Connection::prepareStatement() -I- */
sql::PreparedStatement *
MySQL_Connection::prepareStatement(const sql::SQLString& sql)
{
	CPP_ENTER_WL(intern->logger, "MySQL_Connection::prepareStatement");
	CPP_INFO_FMT("query=%s", sql.c_str());
	checkClosed();
	boost::shared_ptr< NativeAPI::NativeStatementWrapper > stmt;

	//TODO change - probably no need to catch and throw here. Logging can be done inside proxy
	try {
		 stmt.reset(&proxy->stmt_init());
	} catch (sql::SQLException& e) {
		CPP_ERR_FMT("No statement : %d:(%s) %s", proxy->errNo(), proxy->sqlstate().c_str(), proxy->error().c_str());
		throw e;
	}

	if (stmt->prepare(sql)) {
		CPP_ERR_FMT("Cannot prepare %d:(%s) %s", stmt->errNo(), stmt->sqlstate().c_str(), stmt->error().c_str());
		sql::SQLException e(stmt->error(), stmt->sqlstate(), stmt->errNo());
		stmt.reset();
		throw e;
	}

	return new MySQL_Prepared_Statement(stmt, this, intern->defaultPreparedStatementResultType, intern->logger);
}

 /* {{{ MySQL_ArtResultSet::checkValid() -I- */
 void
 MySQL_ArtResultSet::checkValid() const
 {
     CPP_ENTER("MySQL_ArtResultSet::checkValid");
     CPP_INFO_FMT("this=%p", this);
     if (isClosed()) {
         throw sql::InvalidInstanceException("ResultSet has been closed");
     }
 }

/* {{{ MySQL_ArtResultSetMetaData::getColumnTypeName() -I- */
SQLString
MySQL_ArtResultSetMetaData::getColumnTypeName(unsigned int columnIndex)
{
	CPP_ENTER("MySQL_ArtResultSetMetaData::getColumnTypeName");
	CPP_INFO_FMT("this=%p", this);
	checkColumnIndex(columnIndex);

	return "VARCHAR";
}