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
getProjectedColumns( resultSetName ).addHint( columnHint );
		}
		
		sm_logger.exiting( sm_className, methodName );
	}
	private ArrayList getParameterHints()
	{
		if( m_parameterHints == null )
			m_parameterHints = new ArrayList();
		
		return m_parameterHints;
	}
	
	/**
	 * Adds a <code>ParameterHint</code> for this statement to map static 
	 * parameter definitions with the runtime parameter metadata.
	 * @param paramHint	a <code>ParameterHint</code> instance.
	 * @throws DataException	if data source error occurs.
	 */
	public void addParameterHint( ParameterHint paramHint ) throws DataException
	{
		String methodName = "addParameterHint";		
		sm_logger.entering( sm_className, methodName, paramHint );
		
		if( paramHint != null )
		{
			validateAndAddParameterHint( paramHint );