a property average value projection concode_field_sep PlaceHolder placeHolder concode_field_sep Projection sqlGroupProjection concode_elem_sep AggregateProjection max concode_elem_sep CountProjection count concode_elem_sep Projection distinct concode_elem_sep AggregateProjection sum concode_elem_sep ProjectionList projectionList concode_elem_sep PropertyProjection groupProperty concode_elem_sep CountProjection countDistinct concode_elem_sep AggregateProjection min concode_elem_sep PropertyProjection property concode_elem_sep Projection alias concode_elem_sep Projection sqlProjection concode_elem_sep IdentifierProjection id concode_elem_sep Projection rowCount
AggregateProjection function ( String arg0 ) { return new AvgProjection ( arg0 ) ; }