Re: constraining of laboratory_test_analyte Analyte result

Hi Georg, Please note that you can always define your FROM clause with a high level node such as an OBSERVATION o[archetype_id] and access the particular path you're interested in using a path starting from o as in o/data[..]/... Regarding your assumptions re FROM clause, technically there is

Re: constraining of laboratory_test_analyte Analyte result

Hi Georg The instance data will actually have been subclassed to have a specific datatype and therefore the relevant attributes. Therefore if you know that a particular analyte is a quantity, you can use aql to access the data just as if it had originally been modelled specifically as a