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
private IParameterMetaData getOdaDriverParamMetaData() throws DataException
	{
		String methodName = "getOdaDriverParamMetaData";	
		sm_logger.entering( sm_className, methodName );
			    
		IParameterMetaData odaParamMetaData = null;
	    try
	    {
	        odaParamMetaData = m_statement.getParameterMetaData();
	    }
		catch( OdaException ex )
		{
			sm_logger.logp( Level.SEVERE, sm_className, methodName, 
							"Cannot get driver's parameter metadata.", ex );
			throw new DataException( ResourceConstants.CANNOT_GET_PARAMETER_METADATA, ex );
		}
		catch( UnsupportedOperationException ex )
		{
			sm_logger.logp( Level.WARNING, sm_className, methodName, 
							"The ODA driver is not capable of providing parameter metadata.", ex );
			
		}
		sm_logger.exiting( sm_className, methodName, odaParamMetaData );
		return odaParamMetaData;
	}
	
	private Collection mergeParamHints() throws DataException
	{
		String methodName = "mergeParamHints";