Bug 152443 Support boolean type in data set
Support boolean type in data set. It'll cause some data transform issue with absence of boolean type.
data/org.eclipse.birt.data/src/org/eclipse/birt/data/engine/odaconsumer/PreparedStatement.java
throw new DataException( ResourceConstants.CANNOT_SET_MAX_ROWS, ex );
		}
		catch( UnsupportedOperationException ex )
		{
			sm_logger.logp( Level.WARNING, sm_className, methodName, 
							"Cannot set max rows.", ex );
			
		}
		
		sm_logger.exiting( sm_className, methodName );
	}
	
	/**
	 * Returns an <code>IResultClass</code> representing the metadata of the 
	 * result set for this <code>Statement</code>.
	 * @return	the <code>IResultClass</code> for the result set.
	 * @throws DataException	if data source error occurs.
	 */
	public IResultClass getMetaData( ) throws DataException
	{
		String methodName = "getMetaData";
		sm_logger.entering( sm_className, methodName );
		
		IResultClass ret = null;
		
		 
		
		if( m_currentResultSet != null )
			ret = m_currentResultSet.getMetaData();