OptionalglobalOptionalkeyThe qid string by default, the GlobalId with key "globalId"; filled in for query rows
OptionalpositionAn explicit anchor, as Annotation.position. A row without a qid or qids needs one
OptionalqidThe object the row is about: anchors it, links hover, hides it with its object
OptionalqidsSeveral objects (a storey, a system): the row sits on the union of their bounds and shows while one of them does. A query record without a qid becomes such a row with a qids column (COLLECT(qid) AS qids), keyed by its key column or its text values
OptionaltypeIFC class, for icons; filled in for query rows
The object's IFC GlobalId: the key of a layer with key "globalId"